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[PATCH OLK-5.10 000/137] Backport SMC-D feature
by Wang Liang 06 Jun '25

06 Jun '25

Albert Huang (1): net/smc: fix smc clc failed issue when netdevice not in init_net Allen Pais (1): net: smc: convert tasklets to use new tasklet_setup() API Christophe JAILLET (1): net/smc: Use the bitmap API when applicable Colin Ian King (1): net/smc: remove redundant re-assignment of pointer link D. Wythe (5): net/smc: Limit backlog connections net/smc: return ETIMEDOUT when smc_connect_clc() timeout net/smc: reduce unnecessary blocking in smcr_lgr_reg_rmbs() net/smc: fix potential panic dues to unprotected smc_llc_srv_add_link() net/smc: fix dangling sock under state SMC_APPFINCLOSEWAIT Dan Carpenter (2): net/smc: Fix an error code in smc_lgr_create() net/smc: delete pointless divide by one David Howells (1): smc: Drop smc_sendpage() in favour of smc_sendmsg() + MSG_SPLICE_PAGES Dmitry Antipov (1): net: smc: fix spurious error message from __sock_release() Dust Li (2): net/smc: add comments for smc_link_{usable|sendable} net/smc: return the right falback reason when prefix checks fail Eric Dumazet (2): net: inline sock_prot_inuse_add() net: make sock_inuse_add() available Gerd Bayer (2): net/smc: Fix dependency of SMC on ISM s390/ism: ism driver implies smc protocol Guangguan Wang (14): net/smc: support smc release version negotiation in clc handshake net/smc: add vendor unique experimental options area in clc handshake net/smc: support smc v2.x features validate net/smc: support max connections per lgr negotiation net/smc: support max links per lgr negotiation in clc handshake net/smc: Extend SMCR v2 linkgroup netlink attribute net/smc: set rmb's SG_MAX_SINGLE_ALLOC limitation only when CONFIG_ARCH_NO_SG_CHAIN is defined net/smc: protect link down work from execute after lgr freed net/smc: check sndbuf_space again after NOSPACE flag is set in smc_poll net/smc: check v2_ext_offset/eid_cnt/ism_gid_cnt when receiving proposal msg net/smc: check smcd_v2_ext_offset when receiving proposal msg net/smc: check return value of sock_recvmsg when draining clc data net/smc: fix data error when recvmsg with MSG_PEEK flag net/smc: use the correct ndev to find pnetid by pnetid table Gustavo A. R. Silva (2): net/smc: Avoid -Wflex-array-member-not-at-end warnings net/smc: Use static_assert() to check struct sizes Guvenc Gulce (1): net/smc: Use active link of the connection Heiko Carstens (1): net/smc: Eliminate struct smc_ism_position Jiapeng Chong (1): net/smc: Remove redundant assignment to rc Julian Ruess (2): s390/ism: Fix trying to free already-freed IRQ by repeated ism_dev_exit() s390/ism: add release function for struct device Julian Wiedmann (1): net/smc: no need to flush smcd_dev's event_wq before destroying it Kai Shen (2): net/smc: Use percpu ref for wr tx reference net/smc: Fix memory leak when using percpu refs Karsten Graul (18): net/smc: improve return codes for SMC-Dv2 net/smc: use helper smc_conn_abort() in listen processing net/smc: avoid possible duplicate dmb unregistration net/smc: add support for user defined EIDs net/smc: keep static copy of system EID net/smc: add generic netlink support for system EID net/smc: save stack space and allocate smc_init_info net/smc: prepare for SMC-Rv2 connection net/smc: add SMC-Rv2 connection establishment net/smc: add listen processing for SMC-Rv2 net/smc: add v2 format of CLC decline message net/smc: retrieve v2 gid from IB device net/smc: add v2 support to the work request layer net/smc: extend LLC layer for SMC-Rv2 net/smc: add netlink support for SMC-Rv2 net/smc: stop links when their GID is removed net/smc: use memcpy instead of snprintf to avoid out of bounds read net/smc: Fix af_ops of child socket pointing to released memory Kuniyuki Iwashima (1): smc: Fix use-after-free in tcp_write_timer_handler(). Li RongQing (2): net/smc: remove unneeded atomic operations in smc_tx_sndbuf_nonempty net/smc: Fix searching in list of known pnetids in smc_pnet_add_pnetid Niklas Schnelle (3): s390/ism: Fix locking for forwarding of IRQs and events to clients s390/ism: Fix and simplify add()/remove() callback handling s390/ism: Do not unregister clients with registered DMBs Simon Horman (1): net/smc: Address spelling errors Stefan Raspl (11): s390/ism: Cleanups net/smc: Pass on DMBE bit mask in IRQ handler net/smc: Terminate connections prior to device removal s390/ism: Introduce struct ism_dmb net/ism: Add new API for client registration net/smc: Register SMC-D as ISM client net/smc: Separate SMC-D and ISM APIs s390/ism: Consolidate SMC-D-related code net/smc: De-tangle ism and smc device initialization net/smc: Fix device de-init sequence net/smc: Introduce explicit check for v2 support Tony Lu (6): net/smc: Clean up local struct sock variables net/smc: Introduce net namespace support for linkgroup net/smc: Print net namespace in log net/smc: Introduce TCP ULP support net/smc: Fix cleanup when register ULP fails net/smc: Support SO_REUSEPORT Wan Jiabing (1): net: smc: Remove repeated struct declaration Wang Liang (8): Partially revert 'net/smc: Clear memory when release and reuse buffer' Revert "net/smc: Add size match for smc_buf_get_slot" Revert "net/smc: Rename 'llc_conf_mutex' variable to 'llc_conf_lock' in struct smc_link_group" Revert "anolis: net/smc: delay RDMA resource release until connecitons freed" Revert "anolis: net/smc: Resolve the race between SMC-R link access and clear" Revert "anolis: net/smc: Resolve the race between link group access and termination" Revert "net/smc: Tune the maximum size of virtually contiguous sndbufs or RMBs for SMC-R" net/smc: enable the smc-lo on the x86 and arm64 platforms Wen Gu (34): net/smc: Reset conn->lgr when link group registration fails net/smc: Resolve the race between link group access and termination net/smc: Resolve the race between SMC-R link access and clear net/smc: Remove unused function declaration net/smc: Reset connection when trying to use SMCRv2 fails. net/smc: Scan from current RMB list when no position specified net/smc: Don't use RMBs not mapped to new link in SMCRv2 ADD LINK net/smc: fix missing byte order conversion in CLC handshake net/smc: rename some 'fce' to 'fce_v2x' for clarity net/smc: introduce sub-functions for smc_clc_send_confirm_accept() net/smc: unify the structs of accept or confirm message for v1 and v2 net/smc: support SMCv2.x supplemental features negotiation net/smc: introduce virtual ISM device support feature net/smc: define a reserved CHID range for virtual ISM devices net/smc: compatible with 128-bits extended GID of virtual ISM device net/smc: support extended GID in SMC-D lgr netlink attribute net/smc: disable SEID on non-s390 archs where virtual ISM may be used net/smc: manage system EID in SMC stack instead of ISM driver net/smc: fix incorrect SMC-D link group matching logic net/smc: change the term virtual ISM to Emulated-ISM net/smc: decouple ism_client from SMC-D DMB registration net/smc: introduce loopback-ism for SMC intra-OS shortcut net/smc: implement ID-related operations of loopback-ism net/smc: implement DMB-related operations of loopback-ism net/smc: mark optional smcd_ops and check for support when called net/smc: ignore loopback-ism when dumping SMC-D devices net/smc: register loopback-ism into SMC-D device list net/smc: add operations to merge sndbuf with peer DMB net/smc: {at|de}tach sndbuf to peer DMB if supported net/smc: adapt cursor update when sndbuf and peer DMB are merged net/smc: implement DMB-merged operations of loopback-ism net/smc: fix neighbour and rtable leak in smc_ib_find_route() net/smc: avoid overwriting when adjusting sock bufsizes net/smc: fix LGR and link use-after-free issue Wenjia Zhang (1): net/smc: Fix lookup of netdev by using ib_device_get_netdev() Yue Haibing (1): net/smc: Remove unused function declarations Zhengchao Shao (6): net/smc: make smc_hash_sk/smc_unhash_sk static net/smc: remove unreferenced header in smc_loopback.h file net/smc: remove the fallback in __smc_connect net/smc: remove redundant code in smc_connect_check_aclc net/smc: remove unused input parameters in smcr_new_buf_create net/smc: add the max value of fallback reason count liuyacan (1): net/smc: set ini->smcrv2.ib_dev_v2 to NULL if SMC-Rv2 is unavailable Documentation/networking/smc-sysctl.rst | 6 +- arch/arm64/configs/openeuler_defconfig | 1 + arch/x86/configs/openeuler_defconfig | 1 + drivers/s390/net/Kconfig | 5 +- drivers/s390/net/ism.h | 26 +- drivers/s390/net/ism_drv.c | 489 ++++++++---- include/linux/ism.h | 92 +++ include/net/smc.h | 62 +- include/net/sock.h | 24 +- include/uapi/linux/smc.h | 48 +- include/uapi/linux/smc_diag.h | 2 + net/core/sock.c | 21 - net/mptcp/subflow.c | 4 +- net/smc/Kconfig | 14 + net/smc/Makefile | 1 + net/smc/af_smc.c | 963 +++++++++++++++++------- net/smc/smc.h | 53 +- net/smc/smc_cdc.c | 44 +- net/smc/smc_clc.c | 846 +++++++++++++++++---- net/smc/smc_clc.h | 196 ++++- net/smc/smc_close.c | 6 +- net/smc/smc_core.c | 507 +++++++++---- net/smc/smc_core.h | 131 +++- net/smc/smc_diag.c | 20 +- net/smc/smc_ib.c | 171 ++++- net/smc/smc_ib.h | 24 +- net/smc/smc_ism.c | 318 +++++--- net/smc/smc_ism.h | 61 +- net/smc/smc_llc.c | 688 +++++++++++++---- net/smc/smc_llc.h | 12 +- net/smc/smc_loopback.c | 427 +++++++++++ net/smc/smc_loopback.h | 60 ++ net/smc/smc_netlink.c | 47 +- net/smc/smc_netlink.h | 2 + net/smc/smc_pnet.c | 120 +-- net/smc/smc_rx.c | 39 +- net/smc/smc_rx.h | 8 +- net/smc/smc_stats.c | 2 +- net/smc/smc_stats.h | 3 +- net/smc/smc_tx.c | 56 +- net/smc/smc_tx.h | 2 - net/smc/smc_wr.c | 305 ++++++-- net/smc/smc_wr.h | 17 +- 43 files changed, 4589 insertions(+), 1335 deletions(-) create mode 100644 include/linux/ism.h create mode 100644 net/smc/smc_loopback.c create mode 100644 net/smc/smc_loopback.h -- 2.34.1

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[openeuler:OLK-6.6 2368/2368] aarch64-linux-ld: rdtgroup.c:undefined reference to `resctrl_arch_would_mbm_overflow'
by kernel test robot 06 Jun '25

06 Jun '25

tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: b252849e2320fe952d448bcb2d23699e357b3d54 commit: 63ef510d15264460c349182162d635eb4a113aac [2368/2368] fs/resctrl: Determine whether the MBM monitors require overflow checking config: arm64-randconfig-r054-20250606 (https://download.01.org/0day-ci/archive/20250606/202506061655.Rt6FNr52-lkp@…) compiler: aarch64-linux-gcc (GCC) 9.5.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250606/202506061655.Rt6FNr52-lkp@…) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202506061655.Rt6FNr52-lkp@intel.com/ All errors (new ones prefixed by >>): aarch64-linux-ld: Unexpected GOT/PLT entries detected! aarch64-linux-ld: Unexpected run-time procedure linkages detected! aarch64-linux-ld: arch/arm64/kernel/process.o: in function `__switch_to': process.c:(.sched.text+0x164): undefined reference to `mpam_resctrl_default_group' aarch64-linux-ld: arch/arm64/kernel/process.o: relocation R_AARCH64_ADR_PREL_PG_HI21 against symbol `mpam_resctrl_default_group' which may bind externally can not be used when making a shared object; recompile with -fPIC process.c:(.sched.text+0x164): dangerous relocation: unsupported relocation aarch64-linux-ld: process.c:(.sched.text+0x170): undefined reference to `mpam_resctrl_default_group' aarch64-linux-ld: arch/arm64/kernel/mpam.o: in function `arm64_mpam_register_cpus': mpam.c:(.init.text+0x48): undefined reference to `mpam_register_requestor' aarch64-linux-ld: fs/resctrl/rdtgroup.o: in function `is_rmid_match': rdtgroup.c:(.text+0x94): undefined reference to `resctrl_arch_mon_capable' aarch64-linux-ld: rdtgroup.c:(.text+0xc0): undefined reference to `resctrl_arch_match_rmid' aarch64-linux-ld: fs/resctrl/rdtgroup.o: in function `_update_task_closid_rmid': rdtgroup.c:(.text+0x354): undefined reference to `resctrl_sched_in' aarch64-linux-ld: fs/resctrl/rdtgroup.o: in function `update_closid_rmid': rdtgroup.c:(.text+0x3ac): undefined reference to `resctrl_arch_sync_cpu_defaults' aarch64-linux-ld: fs/resctrl/rdtgroup.o: relocation R_AARCH64_ADR_PREL_PG_HI21 against symbol `resctrl_arch_sync_cpu_defaults' which may bind externally can not be used when making a shared object; recompile with -fPIC rdtgroup.c:(.text+0x3ac): dangerous relocation: unsupported relocation aarch64-linux-ld: rdtgroup.c:(.text+0x3b0): undefined reference to `resctrl_arch_sync_cpu_defaults' aarch64-linux-ld: fs/resctrl/rdtgroup.o: in function `cpus_ctrl_write': rdtgroup.c:(.text+0x460): undefined reference to `resctrl_arch_sync_cpu_defaults' aarch64-linux-ld: fs/resctrl/rdtgroup.o: relocation R_AARCH64_ADR_PREL_PG_HI21 against symbol `resctrl_arch_sync_cpu_defaults' which may bind externally can not be used when making a shared object; recompile with -fPIC rdtgroup.c:(.text+0x460): dangerous relocation: unsupported relocation aarch64-linux-ld: rdtgroup.c:(.text+0x46c): undefined reference to `resctrl_arch_sync_cpu_defaults' aarch64-linux-ld: fs/resctrl/rdtgroup.o: in function `mon_config_write': rdtgroup.c:(.text+0x748): undefined reference to `resctrl_arch_mon_event_config_read' aarch64-linux-ld: fs/resctrl/rdtgroup.o: relocation R_AARCH64_ADR_PREL_PG_HI21 against symbol `resctrl_arch_mon_event_config_read' which may bind externally can not be used when making a shared object; recompile with -fPIC rdtgroup.c:(.text+0x748): dangerous relocation: unsupported relocation aarch64-linux-ld: rdtgroup.c:(.text+0x750): undefined reference to `resctrl_arch_mon_event_config_read' aarch64-linux-ld: rdtgroup.c:(.text+0x774): undefined reference to `resctrl_arch_mon_event_config_write' aarch64-linux-ld: fs/resctrl/rdtgroup.o: relocation R_AARCH64_ADR_PREL_PG_HI21 against symbol `resctrl_arch_mon_event_config_write' which may bind externally can not be used when making a shared object; recompile with -fPIC rdtgroup.c:(.text+0x774): dangerous relocation: unsupported relocation aarch64-linux-ld: rdtgroup.c:(.text+0x77c): undefined reference to `resctrl_arch_mon_event_config_write' aarch64-linux-ld: rdtgroup.c:(.text+0x7ac): undefined reference to `resctrl_arch_reset_rmid_all' aarch64-linux-ld: fs/resctrl/rdtgroup.o: in function `mbm_config_show': rdtgroup.c:(.text+0x9dc): undefined reference to `resctrl_arch_mon_event_config_read' aarch64-linux-ld: fs/resctrl/rdtgroup.o: relocation R_AARCH64_ADR_PREL_PG_HI21 against symbol `resctrl_arch_mon_event_config_read' which may bind externally can not be used when making a shared object; recompile with -fPIC rdtgroup.c:(.text+0x9dc): dangerous relocation: unsupported relocation aarch64-linux-ld: rdtgroup.c:(.text+0x9e4): undefined reference to `resctrl_arch_mon_event_config_read' aarch64-linux-ld: fs/resctrl/rdtgroup.o: in function `resctrl_is_mbm_enabled': rdtgroup.c:(.text+0xdc8): undefined reference to `resctrl_arch_is_mbm_total_enabled' aarch64-linux-ld: rdtgroup.c:(.text+0xdd4): undefined reference to `resctrl_arch_is_mbm_local_enabled' aarch64-linux-ld: fs/resctrl/rdtgroup.o: in function `rdtgroup_show_options': rdtgroup.c:(.text+0x1414): undefined reference to `resctrl_arch_get_cdp_enabled' aarch64-linux-ld: rdtgroup.c:(.text+0x1434): undefined reference to `resctrl_arch_get_cdp_enabled' aarch64-linux-ld: rdtgroup.c:(.text+0x1454): undefined reference to `resctrl_arch_get_resource' aarch64-linux-ld: rdtgroup.c:(.text+0x1460): undefined reference to `resctrl_arch_get_resource' aarch64-linux-ld: fs/resctrl/rdtgroup.o: in function `supports_mba_mbps': rdtgroup.c:(.text+0x1510): undefined reference to `resctrl_arch_get_resource' aarch64-linux-ld: rdtgroup.c:(.text+0x1518): undefined reference to `resctrl_arch_is_mbm_local_enabled' aarch64-linux-ld: rdtgroup.c:(.text+0x1558): undefined reference to `resctrl_arch_get_resource' aarch64-linux-ld: fs/resctrl/rdtgroup.o: in function `set_mba_sc': rdtgroup.c:(.text+0x1658): undefined reference to `resctrl_arch_get_resource' aarch64-linux-ld: rdtgroup.c:(.text+0x1660): undefined reference to `resctrl_arch_get_num_closid' aarch64-linux-ld: rdtgroup.c:(.text+0x1680): undefined reference to `resctrl_arch_get_resource' aarch64-linux-ld: fs/resctrl/rdtgroup.o: in function `rdt_disable_ctx': rdtgroup.c:(.text+0x1750): undefined reference to `resctrl_arch_set_cdp_enabled' aarch64-linux-ld: rdtgroup.c:(.text+0x175c): undefined reference to `resctrl_arch_set_cdp_enabled' aarch64-linux-ld: fs/resctrl/rdtgroup.o: in function `mkdir_mondata_all': rdtgroup.c:(.text+0x17dc): undefined reference to `resctrl_arch_get_resource' aarch64-linux-ld: fs/resctrl/rdtgroup.o: in function `mkdir_rdt_prepare_rmid_alloc': rdtgroup.c:(.text+0x1894): undefined reference to `resctrl_arch_mon_capable' aarch64-linux-ld: fs/resctrl/rdtgroup.o: in function `schemata_list_add': rdtgroup.c:(.text+0x197c): undefined reference to `resctrl_arch_get_num_closid' aarch64-linux-ld: rdtgroup.c:(.text+0x198c): undefined reference to `resctrl_arch_get_cdp_enabled' aarch64-linux-ld: rdtgroup.c:(.text+0x1a4c): undefined reference to `resctrl_arch_get_cdp_enabled' aarch64-linux-ld: fs/resctrl/rdtgroup.o: in function `is_closid_match.isra.0': rdtgroup.c:(.text+0x1cdc): undefined reference to `resctrl_arch_alloc_capable' aarch64-linux-ld: rdtgroup.c:(.text+0x1cfc): undefined reference to `resctrl_arch_match_closid' aarch64-linux-ld: fs/resctrl/rdtgroup.o: in function `rdt_move_group_tasks.isra.0': rdtgroup.c:(.text+0x1e50): undefined reference to `resctrl_arch_set_closid_rmid' aarch64-linux-ld: fs/resctrl/rdtgroup.o: in function `rdtgroup_rename': rdtgroup.c:(.text+0x21c8): undefined reference to `resctrl_arch_sync_cpu_defaults' aarch64-linux-ld: fs/resctrl/rdtgroup.o: relocation R_AARCH64_ADR_PREL_PG_HI21 against symbol `resctrl_arch_sync_cpu_defaults' which may bind externally can not be used when making a shared object; recompile with -fPIC rdtgroup.c:(.text+0x21c8): dangerous relocation: unsupported relocation aarch64-linux-ld: rdtgroup.c:(.text+0x21d0): undefined reference to `resctrl_arch_sync_cpu_defaults' aarch64-linux-ld: fs/resctrl/rdtgroup.o: in function `rdt_kill_sb': rdtgroup.c:(.text+0x2280): undefined reference to `resctrl_arch_reset_resources' aarch64-linux-ld: rdtgroup.c:(.text+0x2394): undefined reference to `resctrl_arch_sync_cpu_defaults' aarch64-linux-ld: fs/resctrl/rdtgroup.o: relocation R_AARCH64_ADR_PREL_PG_HI21 against symbol `resctrl_arch_sync_cpu_defaults' which may bind externally can not be used when making a shared object; recompile with -fPIC rdtgroup.c:(.text+0x2394): dangerous relocation: unsupported relocation aarch64-linux-ld: rdtgroup.c:(.text+0x239c): undefined reference to `resctrl_arch_sync_cpu_defaults' aarch64-linux-ld: rdtgroup.c:(.text+0x23d4): undefined reference to `resctrl_arch_alloc_capable' aarch64-linux-ld: rdtgroup.c:(.text+0x23d8): undefined reference to `resctrl_arch_mon_capable' aarch64-linux-ld: fs/resctrl/rdtgroup.o: in function `rdt_get_tree': rdtgroup.c:(.text+0x2470): undefined reference to `resctrl_arch_get_resource' aarch64-linux-ld: rdtgroup.c:(.text+0x250c): undefined reference to `resctrl_arch_set_cdp_enabled' aarch64-linux-ld: rdtgroup.c:(.text+0x2544): undefined reference to `resctrl_arch_set_cdp_enabled' aarch64-linux-ld: rdtgroup.c:(.text+0x257c): undefined reference to `resctrl_arch_set_cdp_enabled' aarch64-linux-ld: rdtgroup.c:(.text+0x25b8): undefined reference to `resctrl_arch_set_cdp_enabled' aarch64-linux-ld: rdtgroup.c:(.text+0x25cc): undefined reference to `resctrl_arch_get_resource' aarch64-linux-ld: rdtgroup.c:(.text+0x2608): undefined reference to `resctrl_arch_get_cdp_enabled' aarch64-linux-ld: rdtgroup.c:(.text+0x269c): undefined reference to `resctrl_arch_mon_capable' aarch64-linux-ld: rdtgroup.c:(.text+0x2778): undefined reference to `resctrl_arch_get_resource' aarch64-linux-ld: rdtgroup.c:(.text+0x27fc): undefined reference to `resctrl_arch_mon_capable' aarch64-linux-ld: rdtgroup.c:(.text+0x2858): undefined reference to `resctrl_arch_mon_capable' aarch64-linux-ld: rdtgroup.c:(.text+0x2868): undefined reference to `resctrl_arch_alloc_capable' aarch64-linux-ld: rdtgroup.c:(.text+0x286c): undefined reference to `resctrl_arch_mon_capable' aarch64-linux-ld: rdtgroup.c:(.text+0x2870): undefined reference to `resctrl_arch_alloc_capable' aarch64-linux-ld: rdtgroup.c:(.text+0x2888): undefined reference to `resctrl_arch_mon_capable' >> aarch64-linux-ld: rdtgroup.c:(.text+0x28a4): undefined reference to `resctrl_arch_would_mbm_overflow' aarch64-linux-ld: rdtgroup.c:(.text+0x28e8): undefined reference to `resctrl_arch_mon_capable' aarch64-linux-ld: fs/resctrl/rdtgroup.o: in function `rdt_staged_configs_clear': rdtgroup.c:(.text+0x2aa4): undefined reference to `resctrl_arch_get_resource' aarch64-linux-ld: fs/resctrl/rdtgroup.o: in function `__rdtgroup_cbm_overlaps': rdtgroup.c:(.text+0x2c98): undefined reference to `resctrl_arch_get_config' aarch64-linux-ld: fs/resctrl/rdtgroup.o: in function `rdt_bit_usage_show': rdtgroup.c:(.text+0x2e80): undefined reference to `resctrl_arch_get_config' aarch64-linux-ld: fs/resctrl/rdtgroup.o: in function `rdtgroup_init_alloc.isra.0': rdtgroup.c:(.text+0x30e8): undefined reference to `resctrl_arch_get_resource' aarch64-linux-ld: rdtgroup.c:(.text+0x3148): undefined reference to `resctrl_arch_get_resource' aarch64-linux-ld: rdtgroup.c:(.text+0x3250): undefined reference to `resctrl_arch_get_cdp_enabled' aarch64-linux-ld: rdtgroup.c:(.text+0x3274): undefined reference to `resctrl_arch_get_config' aarch64-linux-ld: rdtgroup.c:(.text+0x328c): undefined reference to `resctrl_arch_get_config' aarch64-linux-ld: rdtgroup.c:(.text+0x33cc): undefined reference to `resctrl_arch_update_domains' aarch64-linux-ld: rdtgroup.c:(.text+0x3444): undefined reference to `resctrl_arch_get_config' aarch64-linux-ld: rdtgroup.c:(.text+0x3454): undefined reference to `resctrl_arch_get_cdp_enabled' aarch64-linux-ld: fs/resctrl/rdtgroup.o: in function `rdtgroup_cbm_overlaps': rdtgroup.c:(.text+0x3668): undefined reference to `resctrl_arch_get_cdp_enabled' aarch64-linux-ld: fs/resctrl/rdtgroup.o: in function `rdtgroup_size_show': rdtgroup.c:(.text+0x3d70): undefined reference to `resctrl_arch_get_resource' aarch64-linux-ld: rdtgroup.c:(.text+0x3dcc): undefined reference to `resctrl_arch_get_config' aarch64-linux-ld: fs/resctrl/rdtgroup.o: in function `rdtgroup_mode_write': rdtgroup.c:(.text+0x4040): undefined reference to `resctrl_arch_get_config' aarch64-linux-ld: fs/resctrl/rdtgroup.o: in function `rdtgroup_tasks_write': rdtgroup.c:(.text+0x44a8): undefined reference to `resctrl_arch_match_closid' aarch64-linux-ld: rdtgroup.c:(.text+0x44d0): undefined reference to `resctrl_arch_match_rmid' aarch64-linux-ld: rdtgroup.c:(.text+0x44f4): undefined reference to `resctrl_arch_match_closid' aarch64-linux-ld: rdtgroup.c:(.text+0x4538): undefined reference to `resctrl_arch_set_closid_rmid' aarch64-linux-ld: rdtgroup.c:(.text+0x454c): undefined reference to `resctrl_arch_set_closid_rmid' aarch64-linux-ld: rdtgroup.c:(.text+0x4590): undefined reference to `resctrl_sched_in' aarch64-linux-ld: fs/resctrl/rdtgroup.o: in function `rdtgroup_rmdir': rdtgroup.c:(.text+0x4cf8): undefined reference to `resctrl_arch_set_cpu_default_closid_rmid' aarch64-linux-ld: rdtgroup.c:(.text+0x4d48): undefined reference to `resctrl_arch_sync_cpu_defaults' aarch64-linux-ld: fs/resctrl/rdtgroup.o: relocation R_AARCH64_ADR_PREL_PG_HI21 against symbol `resctrl_arch_sync_cpu_defaults' which may bind externally can not be used when making a shared object; recompile with -fPIC rdtgroup.c:(.text+0x4d48): dangerous relocation: unsupported relocation aarch64-linux-ld: rdtgroup.c:(.text+0x4d4c): undefined reference to `resctrl_arch_sync_cpu_defaults' aarch64-linux-ld: rdtgroup.c:(.text+0x4dd8): undefined reference to `resctrl_arch_set_cpu_default_closid_rmid' aarch64-linux-ld: rdtgroup.c:(.text+0x4e20): undefined reference to `resctrl_arch_sync_cpu_defaults' aarch64-linux-ld: fs/resctrl/rdtgroup.o: relocation R_AARCH64_ADR_PREL_PG_HI21 against symbol `resctrl_arch_sync_cpu_defaults' which may bind externally can not be used when making a shared object; recompile with -fPIC rdtgroup.c:(.text+0x4e20): dangerous relocation: unsupported relocation aarch64-linux-ld: rdtgroup.c:(.text+0x4e24): undefined reference to `resctrl_arch_sync_cpu_defaults' aarch64-linux-ld: fs/resctrl/rdtgroup.o: in function `mkdir_rdt_prepare': rdtgroup.c:(.text+0x4fdc): undefined reference to `resctrl_arch_mon_capable' aarch64-linux-ld: fs/resctrl/rdtgroup.o: in function `rdtgroup_mkdir': rdtgroup.c:(.text+0x50ac): undefined reference to `resctrl_arch_alloc_capable' aarch64-linux-ld: rdtgroup.c:(.text+0x51cc): undefined reference to `resctrl_arch_mon_capable' aarch64-linux-ld: rdtgroup.c:(.text+0x5248): undefined reference to `resctrl_arch_mon_capable' aarch64-linux-ld: rdtgroup.c:(.text+0x52a0): undefined reference to `resctrl_arch_mon_capable' aarch64-linux-ld: fs/resctrl/rdtgroup.o: in function `resctrl_offline_domain': rdtgroup.c:(.text+0x544c): undefined reference to `resctrl_arch_mon_capable' aarch64-linux-ld: rdtgroup.c:(.text+0x54f4): undefined reference to `resctrl_arch_would_mbm_overflow' aarch64-linux-ld: rdtgroup.c:(.text+0x5508): undefined reference to `resctrl_arch_is_llc_occupancy_enabled' aarch64-linux-ld: fs/resctrl/rdtgroup.o: in function `resctrl_online_domain': rdtgroup.c:(.text+0x55c8): undefined reference to `resctrl_arch_get_num_closid' aarch64-linux-ld: rdtgroup.c:(.text+0x567c): undefined reference to `resctrl_arch_system_num_rmid_idx' aarch64-linux-ld: rdtgroup.c:(.text+0x5684): undefined reference to `resctrl_arch_is_llc_occupancy_enabled' aarch64-linux-ld: rdtgroup.c:(.text+0x5690): undefined reference to `resctrl_arch_is_mbm_total_enabled' aarch64-linux-ld: rdtgroup.c:(.text+0x56e0): undefined reference to `resctrl_arch_is_mbm_local_enabled' aarch64-linux-ld: rdtgroup.c:(.text+0x5728): undefined reference to `resctrl_arch_would_mbm_overflow' aarch64-linux-ld: rdtgroup.c:(.text+0x5780): undefined reference to `resctrl_arch_is_llc_occupancy_enabled' aarch64-linux-ld: rdtgroup.c:(.text+0x57ec): undefined reference to `resctrl_arch_mon_capable' aarch64-linux-ld: fs/resctrl/rdtgroup.o: in function `resctrl_offline_cpu': rdtgroup.c:(.text+0x5960): undefined reference to `resctrl_arch_get_resource' aarch64-linux-ld: rdtgroup.c:(.text+0x5ac4): undefined reference to `resctrl_arch_would_mbm_overflow' aarch64-linux-ld: rdtgroup.c:(.text+0x5ae8): undefined reference to `resctrl_arch_is_llc_occupancy_enabled' aarch64-linux-ld: fs/resctrl/rdtgroup.o: in function `resctrl_init': rdtgroup.c:(.text+0x5bcc): undefined reference to `resctrl_arch_get_resource' aarch64-linux-ld: fs/resctrl/ctrlmondata.o: in function `parse_bw': ctrlmondata.c:(.text+0x168): undefined reference to `resctrl_arch_get_resource' aarch64-linux-ld: ctrlmondata.c:(.text+0x1e8): undefined reference to `resctrl_arch_get_resource' aarch64-linux-ld: fs/resctrl/ctrlmondata.o: in function `rdtgroup_schemata_write': ctrlmondata.c:(.text+0x888): undefined reference to `resctrl_arch_get_resource' aarch64-linux-ld: ctrlmondata.c:(.text+0x8a4): undefined reference to `resctrl_arch_update_domains' aarch64-linux-ld: fs/resctrl/ctrlmondata.o: in function `rdtgroup_schemata_show': ctrlmondata.c:(.text+0xb0c): undefined reference to `resctrl_arch_get_resource' aarch64-linux-ld: ctrlmondata.c:(.text+0xb64): undefined reference to `resctrl_arch_get_config' aarch64-linux-ld: fs/resctrl/ctrlmondata.o: in function `mon_event_read': ctrlmondata.c:(.text+0xc54): undefined reference to `resctrl_arch_mon_ctx_alloc' aarch64-linux-ld: ctrlmondata.c:(.text+0xca0): undefined reference to `resctrl_arch_mon_ctx_free' aarch64-linux-ld: fs/resctrl/ctrlmondata.o: in function `rdtgroup_mondata_show': ctrlmondata.c:(.text+0xd10): undefined reference to `resctrl_arch_get_resource' aarch64-linux-ld: ctrlmondata.c:(.text+0xd1c): undefined reference to `resctrl_arch_find_domain' aarch64-linux-ld: fs/resctrl/monitor.o: in function `__mon_event_count': monitor.c:(.text+0x54): undefined reference to `resctrl_arch_reset_rmid' aarch64-linux-ld: monitor.c:(.text+0x68): undefined reference to `resctrl_arch_rmid_idx_encode' aarch64-linux-ld: monitor.c:(.text+0xc4): undefined reference to `resctrl_arch_rmid_read' aarch64-linux-ld: fs/resctrl/monitor.o: in function `mbm_update': monitor.c:(.text+0x11c): undefined reference to `resctrl_arch_is_mbm_total_enabled' aarch64-linux-ld: monitor.c:(.text+0x138): undefined reference to `resctrl_arch_mon_ctx_alloc' aarch64-linux-ld: monitor.c:(.text+0x184): undefined reference to `resctrl_arch_mon_ctx_free' aarch64-linux-ld: monitor.c:(.text+0x188): undefined reference to `resctrl_arch_is_mbm_local_enabled' aarch64-linux-ld: monitor.c:(.text+0x1a4): undefined reference to `resctrl_arch_mon_ctx_alloc' aarch64-linux-ld: monitor.c:(.text+0x1f8): undefined reference to `resctrl_arch_get_resource' aarch64-linux-ld: monitor.c:(.text+0x23c): undefined reference to `resctrl_arch_rmid_idx_encode' aarch64-linux-ld: monitor.c:(.text+0x2bc): undefined reference to `resctrl_arch_mon_ctx_free' aarch64-linux-ld: fs/resctrl/monitor.o: in function `__check_limbo': monitor.c:(.text+0x324): undefined reference to `resctrl_arch_get_resource' aarch64-linux-ld: monitor.c:(.text+0x32c): undefined reference to `resctrl_arch_system_num_rmid_idx' aarch64-linux-ld: monitor.c:(.text+0x344): undefined reference to `resctrl_arch_mon_ctx_alloc' aarch64-linux-ld: monitor.c:(.text+0x3ec): undefined reference to `resctrl_arch_rmid_idx_decode' Kconfig warnings: (for reference only) WARNING: unmet direct dependencies detected for RESCTRL_FS Depends on [n]: MISC_FILESYSTEMS [=n] && ARCH_HAS_CPU_RESCTRL [=y] Selected by [y]: - ARM64_MPAM [=y] -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:openEuler-1.0-LTS 1659/1659] mm/memory.c:4491:3: warning: cast from 'int (*)(unsigned long, unsigned long, struct cgp_args *)' to 'ktask_thread_func' (aka 'int (*)(void *, void *, void *)') converts to incompatible function type
by kernel test robot 06 Jun '25

06 Jun '25

tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS head: 89f3a2595f2e3f14f976811d203bd8f55ff4eada commit: ae0cd4d46ced733c522f2cc6da2d380d69123fc4 [1659/1659] mm: parallelize clear_gigantic_page config: x86_64-buildonly-randconfig-001-20250606 (https://download.01.org/0day-ci/archive/20250606/202506061637.CVNqsEqf-lkp@…) compiler: clang version 20.1.2 (https://github.com/llvm/llvm-project 58df0ef89dd64126512e4ee27b4ac3fd8ddf6247) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250606/202506061637.CVNqsEqf-lkp@…) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202506061637.CVNqsEqf-lkp@intel.com/ All warnings (new ones prefixed by >>): >> mm/memory.c:4491:3: warning: cast from 'int (*)(unsigned long, unsigned long, struct cgp_args *)' to 'ktask_thread_func' (aka 'int (*)(void *, void *, void *)') converts to incompatible function type [-Wcast-function-type-mismatch] 4491 | DEFINE_KTASK_CTL(ctl, clear_gigantic_page_chunk, &args, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 4492 | KTASK_MEM_CHUNK); | ~~~~~~~~~~~~~~~~ include/linux/ktask.h:139:3: note: expanded from macro 'DEFINE_KTASK_CTL' 139 | KTASK_CTL_INITIALIZER(thread_func, func_arg, min_chunk_size) \ | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ include/linux/ktask.h:123:21: note: expanded from macro 'KTASK_CTL_INITIALIZER' 123 | .kc_thread_func = (ktask_thread_func)(thread_func), \ | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 1 warning generated. vim +4491 mm/memory.c 4480 4481 void clear_huge_page(struct page *page, 4482 unsigned long addr_hint, unsigned int pages_per_huge_page) 4483 { 4484 unsigned long addr = addr_hint & 4485 ~(((unsigned long)pages_per_huge_page << PAGE_SHIFT) - 1); 4486 4487 if (unlikely(pages_per_huge_page > MAX_ORDER_NR_PAGES)) { 4488 struct cgp_args args = {page, addr}; 4489 struct ktask_node node = {0, pages_per_huge_page, 4490 page_to_nid(page)}; > 4491 DEFINE_KTASK_CTL(ctl, clear_gigantic_page_chunk, &args, 4492 KTASK_MEM_CHUNK); 4493 4494 ktask_run_numa(&node, 1, &ctl); 4495 return; 4496 } 4497 4498 process_huge_page(addr_hint, pages_per_huge_page, clear_subpage, page); 4499 } 4500 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:openEuler-1.0-LTS 1659/1659] mm/vmalloc.c:217:23: warning: variable 'start' set but not used
by kernel test robot 06 Jun '25

06 Jun '25

tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS head: 89f3a2595f2e3f14f976811d203bd8f55ff4eada commit: 3eb01faed2ebb254019a3bb72ce3bdf4d0a9be74 [1659/1659] mm/vmalloc: add vmap_range_noflush variant config: arm64-allnoconfig (https://download.01.org/0day-ci/archive/20250606/202506061633.Zsp5yfyi-lkp@…) compiler: aarch64-linux-gcc (GCC) 15.1.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250606/202506061633.Zsp5yfyi-lkp@…) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202506061633.Zsp5yfyi-lkp@intel.com/ All warnings (new ones prefixed by >>): mm/vmalloc.c: In function 'vmap_range_noflush': >> mm/vmalloc.c:217:23: warning: variable 'start' set but not used [-Wunused-but-set-variable] 217 | unsigned long start; | ^~~~~ mm/vmalloc.c: At top level: mm/vmalloc.c:1417:6: warning: no previous prototype for 'set_iounmap_nonlazy' [-Wmissing-prototypes] 1417 | void set_iounmap_nonlazy(void) | ^~~~~~~~~~~~~~~~~~~ In file included from arch/arm64/include/asm/atomic.h:36, from include/linux/atomic.h:7, from include/asm-generic/bitops/atomic.h:5, from arch/arm64/include/asm/bitops.h:37, from include/linux/bitops.h:19, from include/linux/kernel.h:11, from include/linux/list.h:9, from include/linux/preempt.h:11, from include/linux/spinlock.h:51, from include/linux/vmalloc.h:5, from mm/vmalloc.c:11: In function '__cmpxchg_case_acq_4', inlined from '__cmpxchg_acq' at arch/arm64/include/asm/cmpxchg.h:141:1, inlined from 'queued_spin_lock' at include/asm-generic/qspinlock.h:85:8, inlined from 'do_raw_spin_lock' at include/linux/spinlock.h:180:2, inlined from '__raw_spin_lock' at include/linux/spinlock_api_smp.h:143:2, inlined from 'spin_lock' at include/linux/spinlock.h:329:2, inlined from 'find_vmap_area' at mm/vmalloc.c:1519:2: arch/arm64/include/asm/atomic_ll_sc.h:259:9: warning: array subscript 'long unsigned int[0]' is partly outside array bounds of 'spinlock_t[1]' {aka 'struct spinlock[1]'} [-Warray-bounds=] 259 | asm volatile( \ | ^~~ arch/arm64/include/asm/atomic_ll_sc.h:283:1: note: in expansion of macro '__CMPXCHG_CASE' 283 | __CMPXCHG_CASE(w, , acq_4, , a, , "memory") | ^~~~~~~~~~~~~~ In file included from include/linux/spinlock.h:82: mm/vmalloc.c: In function 'find_vmap_area': mm/vmalloc.c:557:24: note: object 'vmap_area_lock' of size 4 557 | static DEFINE_SPINLOCK(vmap_area_lock); | ^~~~~~~~~~~~~~ include/linux/spinlock_types.h:81:44: note: in definition of macro 'DEFINE_SPINLOCK' 81 | #define DEFINE_SPINLOCK(x) spinlock_t x = __SPIN_LOCK_UNLOCKED(x) | ^ In function '__cmpxchg_case_acq_4', inlined from '__cmpxchg_acq' at arch/arm64/include/asm/cmpxchg.h:141:1, inlined from 'queued_spin_lock' at include/asm-generic/qspinlock.h:85:8, inlined from 'do_raw_spin_lock' at include/linux/spinlock.h:180:2, inlined from '__raw_spin_lock' at include/linux/spinlock_api_smp.h:143:2, inlined from 'spin_lock' at include/linux/spinlock.h:329:2, inlined from 'find_vmap_area' at mm/vmalloc.c:1519:2: arch/arm64/include/asm/atomic_ll_sc.h:259:9: warning: array subscript 'long unsigned int[0]' is partly outside array bounds of 'spinlock_t[1]' {aka 'struct spinlock[1]'} [-Warray-bounds=] 259 | asm volatile( \ | ^~~ arch/arm64/include/asm/atomic_ll_sc.h:283:1: note: in expansion of macro '__CMPXCHG_CASE' 283 | __CMPXCHG_CASE(w, , acq_4, , a, , "memory") | ^~~~~~~~~~~~~~ mm/vmalloc.c: In function 'find_vmap_area': mm/vmalloc.c:557:24: note: object 'vmap_area_lock' of size 4 557 | static DEFINE_SPINLOCK(vmap_area_lock); | ^~~~~~~~~~~~~~ include/linux/spinlock_types.h:81:44: note: in definition of macro 'DEFINE_SPINLOCK' 81 | #define DEFINE_SPINLOCK(x) spinlock_t x = __SPIN_LOCK_UNLOCKED(x) | ^ In function '__cmpxchg_case_acq_4', inlined from '__cmpxchg_acq' at arch/arm64/include/asm/cmpxchg.h:141:1, inlined from 'queued_spin_lock' at include/asm-generic/qspinlock.h:85:8, inlined from 'do_raw_spin_lock' at include/linux/spinlock.h:180:2, inlined from '__raw_spin_lock' at include/linux/spinlock_api_smp.h:143:2, inlined from 'spin_lock' at include/linux/spinlock.h:329:2, inlined from 'setup_vmalloc_vm' at mm/vmalloc.c:2111:2: arch/arm64/include/asm/atomic_ll_sc.h:259:9: warning: array subscript 'long unsigned int[0]' is partly outside array bounds of 'spinlock_t[1]' {aka 'struct spinlock[1]'} [-Warray-bounds=] 259 | asm volatile( \ | ^~~ arch/arm64/include/asm/atomic_ll_sc.h:283:1: note: in expansion of macro '__CMPXCHG_CASE' 283 | __CMPXCHG_CASE(w, , acq_4, , a, , "memory") | ^~~~~~~~~~~~~~ mm/vmalloc.c: In function 'setup_vmalloc_vm': mm/vmalloc.c:557:24: note: object 'vmap_area_lock' of size 4 557 | static DEFINE_SPINLOCK(vmap_area_lock); | ^~~~~~~~~~~~~~ include/linux/spinlock_types.h:81:44: note: in definition of macro 'DEFINE_SPINLOCK' 81 | #define DEFINE_SPINLOCK(x) spinlock_t x = __SPIN_LOCK_UNLOCKED(x) | ^ In function '__cmpxchg_case_acq_4', inlined from '__cmpxchg_acq' at arch/arm64/include/asm/cmpxchg.h:141:1, inlined from 'queued_spin_lock' at include/asm-generic/qspinlock.h:85:8, inlined from 'do_raw_spin_lock' at include/linux/spinlock.h:180:2, inlined from '__raw_spin_lock' at include/linux/spinlock_api_smp.h:143:2, inlined from 'spin_lock' at include/linux/spinlock.h:329:2, inlined from 'setup_vmalloc_vm' at mm/vmalloc.c:2111:2: arch/arm64/include/asm/atomic_ll_sc.h:259:9: warning: array subscript 'long unsigned int[0]' is partly outside array bounds of 'spinlock_t[1]' {aka 'struct spinlock[1]'} [-Warray-bounds=] 259 | asm volatile( \ | ^~~ arch/arm64/include/asm/atomic_ll_sc.h:283:1: note: in expansion of macro '__CMPXCHG_CASE' 283 | __CMPXCHG_CASE(w, , acq_4, , a, , "memory") | ^~~~~~~~~~~~~~ mm/vmalloc.c: In function 'setup_vmalloc_vm': mm/vmalloc.c:557:24: note: object 'vmap_area_lock' of size 4 557 | static DEFINE_SPINLOCK(vmap_area_lock); | ^~~~~~~~~~~~~~ include/linux/spinlock_types.h:81:44: note: in definition of macro 'DEFINE_SPINLOCK' 81 | #define DEFINE_SPINLOCK(x) spinlock_t x = __SPIN_LOCK_UNLOCKED(x) | ^ In function '__cmpxchg_case_acq_4', inlined from '__cmpxchg_acq' at arch/arm64/include/asm/cmpxchg.h:141:1, vim +/start +217 mm/vmalloc.c 004cface9c1c0b Nicholas Piggin 2021-10-29 211 3eb01faed2ebb2 Nicholas Piggin 2021-10-29 212 static int vmap_range_noflush(unsigned long addr, unsigned long end, 004cface9c1c0b Nicholas Piggin 2021-10-29 213 phys_addr_t phys_addr, pgprot_t prot, 004cface9c1c0b Nicholas Piggin 2021-10-29 214 unsigned int max_page_shift) 004cface9c1c0b Nicholas Piggin 2021-10-29 215 { 004cface9c1c0b Nicholas Piggin 2021-10-29 216 pgd_t *pgd; 004cface9c1c0b Nicholas Piggin 2021-10-29 @217 unsigned long start; 004cface9c1c0b Nicholas Piggin 2021-10-29 218 unsigned long next; 004cface9c1c0b Nicholas Piggin 2021-10-29 219 int err; 004cface9c1c0b Nicholas Piggin 2021-10-29 220 004cface9c1c0b Nicholas Piggin 2021-10-29 221 might_sleep(); 004cface9c1c0b Nicholas Piggin 2021-10-29 222 BUG_ON(addr >= end); 004cface9c1c0b Nicholas Piggin 2021-10-29 223 004cface9c1c0b Nicholas Piggin 2021-10-29 224 start = addr; 004cface9c1c0b Nicholas Piggin 2021-10-29 225 pgd = pgd_offset_k(addr); 004cface9c1c0b Nicholas Piggin 2021-10-29 226 do { 004cface9c1c0b Nicholas Piggin 2021-10-29 227 next = pgd_addr_end(addr, end); 004cface9c1c0b Nicholas Piggin 2021-10-29 228 err = vmap_p4d_range(pgd, addr, next, phys_addr, prot, max_page_shift); 004cface9c1c0b Nicholas Piggin 2021-10-29 229 if (err) 004cface9c1c0b Nicholas Piggin 2021-10-29 230 break; 004cface9c1c0b Nicholas Piggin 2021-10-29 231 } while (pgd++, phys_addr += (next - addr), addr = next, addr != end); 004cface9c1c0b Nicholas Piggin 2021-10-29 232 3eb01faed2ebb2 Nicholas Piggin 2021-10-29 233 return err; 3eb01faed2ebb2 Nicholas Piggin 2021-10-29 234 } 3eb01faed2ebb2 Nicholas Piggin 2021-10-29 235 :::::: The code at line 217 was first introduced by commit :::::: 004cface9c1c0b6351473934a4ce452193e05b07 mm: Move vmap_range from mm/ioremap.c to mm/vmalloc.c :::::: TO: Nicholas Piggin <npiggin(a)gmail.com> :::::: CC: Yang Yingliang <yangyingliang(a)huawei.com> -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:openEuler-1.0-LTS 1659/1659] mm/page_alloc.c:3005: warning: Function parameter or member 'mt' not described in '__putback_isolated_page'
by kernel test robot 06 Jun '25

06 Jun '25

Hi Alexander, FYI, the error/warning still remains. tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS head: 89f3a2595f2e3f14f976811d203bd8f55ff4eada commit: 91bac2310ae7eca9d9869222c96fcc3d02851eea [1659/1659] mm: add function __putback_isolated_page config: arm64-allnoconfig (https://download.01.org/0day-ci/archive/20250606/202506061449.nBm6oAvj-lkp@…) compiler: aarch64-linux-gcc (GCC) 15.1.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250606/202506061449.nBm6oAvj-lkp@…) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202506061449.nBm6oAvj-lkp@intel.com/ All warnings (new ones prefixed by >>): In function '__cmpxchg_case_acq_4', inlined from '__cmpxchg_acq' at arch/arm64/include/asm/cmpxchg.h:141:1, inlined from 'queued_spin_lock' at include/asm-generic/qspinlock.h:85:8, inlined from 'do_raw_spin_lock' at include/linux/spinlock.h:180:2, inlined from '__raw_spin_lock' at include/linux/spinlock_api_smp.h:143:2, inlined from 'spin_lock' at include/linux/spinlock.h:329:2, inlined from '__build_all_zonelists' at mm/page_alloc.c:5529:2: arch/arm64/include/asm/atomic_ll_sc.h:259:9: warning: array subscript 'long unsigned int[0]' is partly outside array bounds of 'spinlock_t[1]' {aka 'struct spinlock[1]'} [-Warray-bounds=] 259 | asm volatile( \ | ^~~ arch/arm64/include/asm/atomic_ll_sc.h:283:1: note: in expansion of macro '__CMPXCHG_CASE' 283 | __CMPXCHG_CASE(w, , acq_4, , a, , "memory") | ^~~~~~~~~~~~~~ mm/page_alloc.c: In function '__build_all_zonelists': mm/page_alloc.c:5527:32: note: object 'lock' of size 4 5527 | static DEFINE_SPINLOCK(lock); | ^~~~ include/linux/spinlock_types.h:81:44: note: in definition of macro 'DEFINE_SPINLOCK' 81 | #define DEFINE_SPINLOCK(x) spinlock_t x = __SPIN_LOCK_UNLOCKED(x) | ^ In function '__cmpxchg_case_acq_4', inlined from '__cmpxchg_acq' at arch/arm64/include/asm/cmpxchg.h:141:1, inlined from 'queued_spin_lock' at include/asm-generic/qspinlock.h:85:8, inlined from 'do_raw_spin_lock' at include/linux/spinlock.h:180:2, inlined from '__raw_spin_lock' at include/linux/spinlock_api_smp.h:143:2, inlined from 'spin_lock' at include/linux/spinlock.h:329:2, inlined from 'adjust_managed_page_count' at mm/page_alloc.c:7188:2: arch/arm64/include/asm/atomic_ll_sc.h:259:9: warning: array subscript 'long unsigned int[0]' is partly outside array bounds of 'spinlock_t[1]' {aka 'struct spinlock[1]'} [-Warray-bounds=] 259 | asm volatile( \ | ^~~ arch/arm64/include/asm/atomic_ll_sc.h:283:1: note: in expansion of macro '__CMPXCHG_CASE' 283 | __CMPXCHG_CASE(w, , acq_4, , a, , "memory") | ^~~~~~~~~~~~~~ mm/page_alloc.c: In function 'adjust_managed_page_count': mm/page_alloc.c:127:24: note: object 'managed_page_count_lock' of size 4 127 | static DEFINE_SPINLOCK(managed_page_count_lock); | ^~~~~~~~~~~~~~~~~~~~~~~ include/linux/spinlock_types.h:81:44: note: in definition of macro 'DEFINE_SPINLOCK' 81 | #define DEFINE_SPINLOCK(x) spinlock_t x = __SPIN_LOCK_UNLOCKED(x) | ^ In function '__cmpxchg_case_acq_4', inlined from '__cmpxchg_acq' at arch/arm64/include/asm/cmpxchg.h:141:1, inlined from 'queued_spin_lock' at include/asm-generic/qspinlock.h:85:8, inlined from 'do_raw_spin_lock' at include/linux/spinlock.h:180:2, inlined from '__raw_spin_lock' at include/linux/spinlock_api_smp.h:143:2, inlined from 'spin_lock' at include/linux/spinlock.h:329:2, inlined from 'adjust_managed_page_count' at mm/page_alloc.c:7188:2: arch/arm64/include/asm/atomic_ll_sc.h:259:9: warning: array subscript 'long unsigned int[0]' is partly outside array bounds of 'spinlock_t[1]' {aka 'struct spinlock[1]'} [-Warray-bounds=] 259 | asm volatile( \ | ^~~ arch/arm64/include/asm/atomic_ll_sc.h:283:1: note: in expansion of macro '__CMPXCHG_CASE' 283 | __CMPXCHG_CASE(w, , acq_4, , a, , "memory") | ^~~~~~~~~~~~~~ mm/page_alloc.c: In function 'adjust_managed_page_count': mm/page_alloc.c:127:24: note: object 'managed_page_count_lock' of size 4 127 | static DEFINE_SPINLOCK(managed_page_count_lock); | ^~~~~~~~~~~~~~~~~~~~~~~ include/linux/spinlock_types.h:81:44: note: in definition of macro 'DEFINE_SPINLOCK' 81 | #define DEFINE_SPINLOCK(x) spinlock_t x = __SPIN_LOCK_UNLOCKED(x) | ^ In function '__cmpxchg_case_acq_4', inlined from '__cmpxchg_acq' at arch/arm64/include/asm/cmpxchg.h:141:1, inlined from 'queued_spin_lock' at include/asm-generic/qspinlock.h:85:8, inlined from 'do_raw_spin_lock' at include/linux/spinlock.h:180:2, inlined from '__raw_spin_lock' at include/linux/spinlock_api_smp.h:143:2, inlined from 'spin_lock' at include/linux/spinlock.h:329:2, inlined from 'setup_per_zone_wmarks' at mm/page_alloc.c:7504:2: arch/arm64/include/asm/atomic_ll_sc.h:259:9: warning: array subscript 'long unsigned int[0]' is partly outside array bounds of 'spinlock_t[1]' {aka 'struct spinlock[1]'} [-Warray-bounds=] 259 | asm volatile( \ | ^~~ arch/arm64/include/asm/atomic_ll_sc.h:283:1: note: in expansion of macro '__CMPXCHG_CASE' 283 | __CMPXCHG_CASE(w, , acq_4, , a, , "memory") | ^~~~~~~~~~~~~~ mm/page_alloc.c: In function 'setup_per_zone_wmarks': mm/page_alloc.c:7502:32: note: object 'lock' of size 4 7502 | static DEFINE_SPINLOCK(lock); | ^~~~ include/linux/spinlock_types.h:81:44: note: in definition of macro 'DEFINE_SPINLOCK' 81 | #define DEFINE_SPINLOCK(x) spinlock_t x = __SPIN_LOCK_UNLOCKED(x) | ^ In function '__cmpxchg_case_acq_4', inlined from '__cmpxchg_acq' at arch/arm64/include/asm/cmpxchg.h:141:1, inlined from 'queued_spin_lock' at include/asm-generic/qspinlock.h:85:8, inlined from 'do_raw_spin_lock' at include/linux/spinlock.h:180:2, inlined from '__raw_spin_lock' at include/linux/spinlock_api_smp.h:143:2, inlined from 'spin_lock' at include/linux/spinlock.h:329:2, inlined from 'setup_per_zone_wmarks' at mm/page_alloc.c:7504:2: arch/arm64/include/asm/atomic_ll_sc.h:259:9: warning: array subscript 'long unsigned int[0]' is partly outside array bounds of 'spinlock_t[1]' {aka 'struct spinlock[1]'} [-Warray-bounds=] 259 | asm volatile( \ | ^~~ arch/arm64/include/asm/atomic_ll_sc.h:283:1: note: in expansion of macro '__CMPXCHG_CASE' 283 | __CMPXCHG_CASE(w, , acq_4, , a, , "memory") | ^~~~~~~~~~~~~~ mm/page_alloc.c: In function 'setup_per_zone_wmarks': mm/page_alloc.c:7502:32: note: object 'lock' of size 4 7502 | static DEFINE_SPINLOCK(lock); | ^~~~ include/linux/spinlock_types.h:81:44: note: in definition of macro 'DEFINE_SPINLOCK' 81 | #define DEFINE_SPINLOCK(x) spinlock_t x = __SPIN_LOCK_UNLOCKED(x) | ^ >> mm/page_alloc.c:3005: warning: Function parameter or member 'mt' not described in '__putback_isolated_page' vim +3005 mm/page_alloc.c 2995 2996 /** 2997 * __putback_isolated_page - Return a now-isolated page back where we got it 2998 * @page: Page that was isolated 2999 * @order: Order of the isolated page 3000 * 3001 * This function is meant to return a page pulled from the free lists via 3002 * __isolate_free_page back to the free lists they were pulled from. 3003 */ 3004 void __putback_isolated_page(struct page *page, unsigned int order, int mt) > 3005 { 3006 struct zone *zone = page_zone(page); 3007 3008 /* zone lock should be held when this function is called */ 3009 lockdep_assert_held(&zone->lock); 3010 3011 /* Return isolated page to tail of freelist. */ 3012 __free_one_page(page, page_to_pfn(page), zone, order, mt); 3013 } 3014 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

1 0

[openeuler:OLK-6.6 2368/2368] arm-smmu-v3.c:undefined reference to `mpam_register_requestor'
by kernel test robot 06 Jun '25

06 Jun '25

tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: 98afdf0c3d90d25408acc748fef15202f4864b40 commit: 4c56f8ef604b87b22207c39fe844294a56f6874d [2368/2368] iommu/arm-smmu-v3: Register SMMU capabilities with MPAM config: arm64-randconfig-r054-20250606 (https://download.01.org/0day-ci/archive/20250606/202506061331.jqvAMh0M-lkp@…) compiler: aarch64-linux-gcc (GCC) 9.5.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250606/202506061331.jqvAMh0M-lkp@…) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202506061331.jqvAMh0M-lkp@intel.com/ All errors (new ones prefixed by >>): aarch64-linux-ld: rdtgroup.c:(.text+0x4dd8): undefined reference to `resctrl_arch_set_cpu_default_closid_rmid' aarch64-linux-ld: rdtgroup.c:(.text+0x4e20): undefined reference to `resctrl_arch_sync_cpu_defaults' aarch64-linux-ld: fs/resctrl/rdtgroup.o: relocation R_AARCH64_ADR_PREL_PG_HI21 against symbol `resctrl_arch_sync_cpu_defaults' which may bind externally can not be used when making a shared object; recompile with -fPIC rdtgroup.c:(.text+0x4e20): dangerous relocation: unsupported relocation aarch64-linux-ld: rdtgroup.c:(.text+0x4e24): undefined reference to `resctrl_arch_sync_cpu_defaults' aarch64-linux-ld: fs/resctrl/rdtgroup.o: in function `mkdir_rdt_prepare': rdtgroup.c:(.text+0x4fdc): undefined reference to `resctrl_arch_mon_capable' aarch64-linux-ld: fs/resctrl/rdtgroup.o: in function `rdtgroup_mkdir': rdtgroup.c:(.text+0x50ac): undefined reference to `resctrl_arch_alloc_capable' aarch64-linux-ld: rdtgroup.c:(.text+0x51cc): undefined reference to `resctrl_arch_mon_capable' aarch64-linux-ld: rdtgroup.c:(.text+0x5248): undefined reference to `resctrl_arch_mon_capable' aarch64-linux-ld: rdtgroup.c:(.text+0x52a0): undefined reference to `resctrl_arch_mon_capable' aarch64-linux-ld: fs/resctrl/rdtgroup.o: in function `resctrl_offline_domain': rdtgroup.c:(.text+0x544c): undefined reference to `resctrl_arch_mon_capable' aarch64-linux-ld: rdtgroup.c:(.text+0x54fc): undefined reference to `resctrl_arch_is_llc_occupancy_enabled' aarch64-linux-ld: fs/resctrl/rdtgroup.o: in function `resctrl_online_domain': rdtgroup.c:(.text+0x55c8): undefined reference to `resctrl_arch_get_num_closid' aarch64-linux-ld: rdtgroup.c:(.text+0x567c): undefined reference to `resctrl_arch_system_num_rmid_idx' aarch64-linux-ld: rdtgroup.c:(.text+0x5684): undefined reference to `resctrl_arch_is_llc_occupancy_enabled' aarch64-linux-ld: rdtgroup.c:(.text+0x5690): undefined reference to `resctrl_arch_is_mbm_total_enabled' aarch64-linux-ld: rdtgroup.c:(.text+0x56e0): undefined reference to `resctrl_arch_is_mbm_local_enabled' aarch64-linux-ld: rdtgroup.c:(.text+0x5778): undefined reference to `resctrl_arch_is_llc_occupancy_enabled' aarch64-linux-ld: rdtgroup.c:(.text+0x57e4): undefined reference to `resctrl_arch_mon_capable' aarch64-linux-ld: fs/resctrl/rdtgroup.o: in function `resctrl_offline_cpu': rdtgroup.c:(.text+0x5960): undefined reference to `resctrl_arch_get_resource' aarch64-linux-ld: rdtgroup.c:(.text+0x5ae0): undefined reference to `resctrl_arch_is_llc_occupancy_enabled' aarch64-linux-ld: fs/resctrl/rdtgroup.o: in function `resctrl_init': rdtgroup.c:(.text+0x5bcc): undefined reference to `resctrl_arch_get_resource' aarch64-linux-ld: fs/resctrl/ctrlmondata.o: in function `parse_bw': ctrlmondata.c:(.text+0x168): undefined reference to `resctrl_arch_get_resource' aarch64-linux-ld: ctrlmondata.c:(.text+0x1e8): undefined reference to `resctrl_arch_get_resource' aarch64-linux-ld: fs/resctrl/ctrlmondata.o: in function `rdtgroup_schemata_write': ctrlmondata.c:(.text+0x888): undefined reference to `resctrl_arch_get_resource' aarch64-linux-ld: ctrlmondata.c:(.text+0x8a4): undefined reference to `resctrl_arch_update_domains' aarch64-linux-ld: fs/resctrl/ctrlmondata.o: in function `rdtgroup_schemata_show': ctrlmondata.c:(.text+0xb0c): undefined reference to `resctrl_arch_get_resource' aarch64-linux-ld: ctrlmondata.c:(.text+0xb64): undefined reference to `resctrl_arch_get_config' aarch64-linux-ld: fs/resctrl/ctrlmondata.o: in function `mon_event_read': ctrlmondata.c:(.text+0xc54): undefined reference to `resctrl_arch_mon_ctx_alloc' aarch64-linux-ld: ctrlmondata.c:(.text+0xca0): undefined reference to `resctrl_arch_mon_ctx_free' aarch64-linux-ld: fs/resctrl/ctrlmondata.o: in function `rdtgroup_mondata_show': ctrlmondata.c:(.text+0xd10): undefined reference to `resctrl_arch_get_resource' aarch64-linux-ld: ctrlmondata.c:(.text+0xd1c): undefined reference to `resctrl_arch_find_domain' aarch64-linux-ld: fs/resctrl/monitor.o: in function `__mon_event_count': monitor.c:(.text+0x54): undefined reference to `resctrl_arch_reset_rmid' aarch64-linux-ld: monitor.c:(.text+0x68): undefined reference to `resctrl_arch_rmid_idx_encode' aarch64-linux-ld: monitor.c:(.text+0xc4): undefined reference to `resctrl_arch_rmid_read' aarch64-linux-ld: fs/resctrl/monitor.o: in function `mbm_update': monitor.c:(.text+0x11c): undefined reference to `resctrl_arch_is_mbm_total_enabled' aarch64-linux-ld: monitor.c:(.text+0x138): undefined reference to `resctrl_arch_mon_ctx_alloc' aarch64-linux-ld: monitor.c:(.text+0x184): undefined reference to `resctrl_arch_mon_ctx_free' aarch64-linux-ld: monitor.c:(.text+0x188): undefined reference to `resctrl_arch_is_mbm_local_enabled' aarch64-linux-ld: monitor.c:(.text+0x1a4): undefined reference to `resctrl_arch_mon_ctx_alloc' aarch64-linux-ld: monitor.c:(.text+0x1f8): undefined reference to `resctrl_arch_get_resource' aarch64-linux-ld: monitor.c:(.text+0x23c): undefined reference to `resctrl_arch_rmid_idx_encode' aarch64-linux-ld: monitor.c:(.text+0x2bc): undefined reference to `resctrl_arch_mon_ctx_free' aarch64-linux-ld: fs/resctrl/monitor.o: in function `__check_limbo': monitor.c:(.text+0x324): undefined reference to `resctrl_arch_get_resource' aarch64-linux-ld: monitor.c:(.text+0x32c): undefined reference to `resctrl_arch_system_num_rmid_idx' aarch64-linux-ld: monitor.c:(.text+0x344): undefined reference to `resctrl_arch_mon_ctx_alloc' aarch64-linux-ld: monitor.c:(.text+0x3ec): undefined reference to `resctrl_arch_rmid_idx_decode' aarch64-linux-ld: monitor.c:(.text+0x40c): undefined reference to `resctrl_arch_rmid_read' aarch64-linux-ld: monitor.c:(.text+0x4d8): undefined reference to `resctrl_arch_mon_ctx_free' aarch64-linux-ld: fs/resctrl/monitor.o: in function `has_busy_rmid': monitor.c:(.text+0x510): undefined reference to `resctrl_arch_system_num_rmid_idx' aarch64-linux-ld: fs/resctrl/monitor.o: in function `alloc_rmid': monitor.c:(.text+0x5e4): undefined reference to `resctrl_arch_rmid_idx_encode' aarch64-linux-ld: monitor.c:(.text+0x5f4): undefined reference to `resctrl_arch_rmid_idx_encode' aarch64-linux-ld: fs/resctrl/monitor.o: in function `free_rmid': monitor.c:(.text+0x90c): undefined reference to `resctrl_arch_rmid_idx_encode' aarch64-linux-ld: monitor.c:(.text+0x91c): undefined reference to `resctrl_arch_rmid_idx_encode' aarch64-linux-ld: monitor.c:(.text+0x948): undefined reference to `resctrl_arch_rmid_idx_decode' aarch64-linux-ld: monitor.c:(.text+0x950): undefined reference to `resctrl_arch_is_llc_occupancy_enabled' aarch64-linux-ld: monitor.c:(.text+0x960): undefined reference to `resctrl_arch_get_resource' aarch64-linux-ld: monitor.c:(.text+0x974): undefined reference to `resctrl_arch_rmid_idx_encode' aarch64-linux-ld: fs/resctrl/monitor.o: in function `mbm_handle_overflow': monitor.c:(.text+0xad4): undefined reference to `resctrl_arch_mon_capable' aarch64-linux-ld: monitor.c:(.text+0xaf0): undefined reference to `resctrl_arch_get_resource' aarch64-linux-ld: monitor.c:(.text+0xb8c): undefined reference to `resctrl_arch_get_resource' aarch64-linux-ld: monitor.c:(.text+0xbec): undefined reference to `resctrl_arch_is_mbm_local_enabled' aarch64-linux-ld: monitor.c:(.text+0xbfc): undefined reference to `resctrl_arch_get_resource' aarch64-linux-ld: monitor.c:(.text+0xc18): undefined reference to `resctrl_arch_rmid_idx_encode' aarch64-linux-ld: monitor.c:(.text+0xce8): undefined reference to `resctrl_arch_get_config' aarch64-linux-ld: monitor.c:(.text+0xd84): undefined reference to `resctrl_arch_update_one' aarch64-linux-ld: fs/resctrl/monitor.o: in function `mbm_setup_overflow_handler': monitor.c:(.text+0xe4c): undefined reference to `resctrl_arch_mon_capable' aarch64-linux-ld: fs/resctrl/monitor.o: in function `resctrl_mon_resource_init': monitor.c:(.text+0xf50): undefined reference to `resctrl_arch_get_resource' aarch64-linux-ld: monitor.c:(.text+0xf98): undefined reference to `resctrl_arch_system_num_rmid_idx' aarch64-linux-ld: monitor.c:(.text+0xfa8): undefined reference to `resctrl_arch_get_num_closid' aarch64-linux-ld: monitor.c:(.text+0x1028): undefined reference to `resctrl_arch_rmid_idx_decode' aarch64-linux-ld: monitor.c:(.text+0x1074): undefined reference to `resctrl_arch_rmid_idx_encode' aarch64-linux-ld: monitor.c:(.text+0x108c): undefined reference to `resctrl_arch_rmid_idx_decode' aarch64-linux-ld: monitor.c:(.text+0x10c8): undefined reference to `resctrl_arch_mon_resource_init' aarch64-linux-ld: fs/resctrl/monitor.o: in function `resctrl_mon_resource_exit': monitor.c:(.text+0x1110): undefined reference to `resctrl_arch_get_resource' aarch64-linux-ld: fs/resctrl/psuedo_lock.o: in function `rdtgroup_locksetup_enter': psuedo_lock.c:(.text+0x3ec): undefined reference to `resctrl_arch_get_cdp_enabled' aarch64-linux-ld: psuedo_lock.c:(.text+0x40c): undefined reference to `resctrl_arch_get_cdp_enabled' aarch64-linux-ld: drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.o: in function `arm_smmu_device_hw_probe': >> arm-smmu-v3.c:(.text+0x2954): undefined reference to `mpam_register_requestor' Kconfig warnings: (for reference only) WARNING: unmet direct dependencies detected for RESCTRL_FS Depends on [n]: MISC_FILESYSTEMS [=n] && ARCH_HAS_CPU_RESCTRL [=y] Selected by [y]: - ARM64_MPAM [=y] -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

1 0

[PATCH OLK-6.6 0/1] close_files(): don't bother with xchg()
by Zheng Zengkai 06 Jun '25

06 Jun '25

Backport mainline patch to optimize performance. Al Viro (1): close_files(): don't bother with xchg() fs/file.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) -- 2.20.1

2 2

[openeuler:OLK-6.6 2368/2368] aarch64-linux-ld: monitor.c:undefined reference to `resctrl_arch_mon_resource_init'
by kernel test robot 06 Jun '25

06 Jun '25

tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: 98afdf0c3d90d25408acc748fef15202f4864b40 commit: 9d672495f39f9d76efde211b55fb591d6f7df157 [2368/2368] fs/resctrl: Adapt to the hardware topology structures of RDT and MPAM config: arm64-randconfig-r054-20250606 (https://download.01.org/0day-ci/archive/20250606/202506061113.XapyNzuS-lkp@…) compiler: aarch64-linux-gcc (GCC) 9.5.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250606/202506061113.XapyNzuS-lkp@…) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202506061113.XapyNzuS-lkp@intel.com/ All errors (new ones prefixed by >>): aarch64-linux-ld: rdtgroup.c:(.text+0x4590): undefined reference to `resctrl_sched_in' aarch64-linux-ld: fs/resctrl/rdtgroup.o: in function `rdtgroup_rmdir': rdtgroup.c:(.text+0x4cf8): undefined reference to `resctrl_arch_set_cpu_default_closid_rmid' aarch64-linux-ld: rdtgroup.c:(.text+0x4d48): undefined reference to `resctrl_arch_sync_cpu_defaults' aarch64-linux-ld: fs/resctrl/rdtgroup.o: relocation R_AARCH64_ADR_PREL_PG_HI21 against symbol `resctrl_arch_sync_cpu_defaults' which may bind externally can not be used when making a shared object; recompile with -fPIC rdtgroup.c:(.text+0x4d48): dangerous relocation: unsupported relocation aarch64-linux-ld: rdtgroup.c:(.text+0x4d4c): undefined reference to `resctrl_arch_sync_cpu_defaults' aarch64-linux-ld: rdtgroup.c:(.text+0x4dd8): undefined reference to `resctrl_arch_set_cpu_default_closid_rmid' aarch64-linux-ld: rdtgroup.c:(.text+0x4e20): undefined reference to `resctrl_arch_sync_cpu_defaults' aarch64-linux-ld: fs/resctrl/rdtgroup.o: relocation R_AARCH64_ADR_PREL_PG_HI21 against symbol `resctrl_arch_sync_cpu_defaults' which may bind externally can not be used when making a shared object; recompile with -fPIC rdtgroup.c:(.text+0x4e20): dangerous relocation: unsupported relocation aarch64-linux-ld: rdtgroup.c:(.text+0x4e24): undefined reference to `resctrl_arch_sync_cpu_defaults' aarch64-linux-ld: fs/resctrl/rdtgroup.o: in function `mkdir_rdt_prepare': rdtgroup.c:(.text+0x4fdc): undefined reference to `resctrl_arch_mon_capable' aarch64-linux-ld: fs/resctrl/rdtgroup.o: in function `rdtgroup_mkdir': rdtgroup.c:(.text+0x50ac): undefined reference to `resctrl_arch_alloc_capable' aarch64-linux-ld: rdtgroup.c:(.text+0x51cc): undefined reference to `resctrl_arch_mon_capable' aarch64-linux-ld: rdtgroup.c:(.text+0x5248): undefined reference to `resctrl_arch_mon_capable' aarch64-linux-ld: rdtgroup.c:(.text+0x52a0): undefined reference to `resctrl_arch_mon_capable' aarch64-linux-ld: fs/resctrl/rdtgroup.o: in function `resctrl_offline_domain': rdtgroup.c:(.text+0x544c): undefined reference to `resctrl_arch_mon_capable' aarch64-linux-ld: rdtgroup.c:(.text+0x54fc): undefined reference to `resctrl_arch_is_llc_occupancy_enabled' aarch64-linux-ld: fs/resctrl/rdtgroup.o: in function `resctrl_online_domain': rdtgroup.c:(.text+0x55c8): undefined reference to `resctrl_arch_get_num_closid' aarch64-linux-ld: rdtgroup.c:(.text+0x567c): undefined reference to `resctrl_arch_system_num_rmid_idx' aarch64-linux-ld: rdtgroup.c:(.text+0x5684): undefined reference to `resctrl_arch_is_llc_occupancy_enabled' aarch64-linux-ld: rdtgroup.c:(.text+0x5690): undefined reference to `resctrl_arch_is_mbm_total_enabled' aarch64-linux-ld: rdtgroup.c:(.text+0x56e0): undefined reference to `resctrl_arch_is_mbm_local_enabled' aarch64-linux-ld: rdtgroup.c:(.text+0x5778): undefined reference to `resctrl_arch_is_llc_occupancy_enabled' aarch64-linux-ld: rdtgroup.c:(.text+0x57e4): undefined reference to `resctrl_arch_mon_capable' aarch64-linux-ld: fs/resctrl/rdtgroup.o: in function `resctrl_offline_cpu': rdtgroup.c:(.text+0x5960): undefined reference to `resctrl_arch_get_resource' aarch64-linux-ld: rdtgroup.c:(.text+0x5ae0): undefined reference to `resctrl_arch_is_llc_occupancy_enabled' aarch64-linux-ld: fs/resctrl/rdtgroup.o: in function `resctrl_init': rdtgroup.c:(.text+0x5bcc): undefined reference to `resctrl_arch_get_resource' aarch64-linux-ld: fs/resctrl/ctrlmondata.o: in function `parse_bw': ctrlmondata.c:(.text+0x168): undefined reference to `resctrl_arch_get_resource' aarch64-linux-ld: ctrlmondata.c:(.text+0x1e8): undefined reference to `resctrl_arch_get_resource' aarch64-linux-ld: fs/resctrl/ctrlmondata.o: in function `rdtgroup_schemata_write': ctrlmondata.c:(.text+0x888): undefined reference to `resctrl_arch_get_resource' aarch64-linux-ld: ctrlmondata.c:(.text+0x8a4): undefined reference to `resctrl_arch_update_domains' aarch64-linux-ld: fs/resctrl/ctrlmondata.o: in function `rdtgroup_schemata_show': ctrlmondata.c:(.text+0xb0c): undefined reference to `resctrl_arch_get_resource' aarch64-linux-ld: ctrlmondata.c:(.text+0xb64): undefined reference to `resctrl_arch_get_config' aarch64-linux-ld: fs/resctrl/ctrlmondata.o: in function `mon_event_read': ctrlmondata.c:(.text+0xc54): undefined reference to `resctrl_arch_mon_ctx_alloc' aarch64-linux-ld: ctrlmondata.c:(.text+0xca0): undefined reference to `resctrl_arch_mon_ctx_free' aarch64-linux-ld: fs/resctrl/ctrlmondata.o: in function `rdtgroup_mondata_show': ctrlmondata.c:(.text+0xd10): undefined reference to `resctrl_arch_get_resource' aarch64-linux-ld: ctrlmondata.c:(.text+0xd1c): undefined reference to `resctrl_arch_find_domain' aarch64-linux-ld: fs/resctrl/monitor.o: in function `__mon_event_count': monitor.c:(.text+0x54): undefined reference to `resctrl_arch_reset_rmid' aarch64-linux-ld: monitor.c:(.text+0x68): undefined reference to `resctrl_arch_rmid_idx_encode' aarch64-linux-ld: monitor.c:(.text+0xc4): undefined reference to `resctrl_arch_rmid_read' aarch64-linux-ld: fs/resctrl/monitor.o: in function `mbm_update': monitor.c:(.text+0x11c): undefined reference to `resctrl_arch_is_mbm_total_enabled' aarch64-linux-ld: monitor.c:(.text+0x138): undefined reference to `resctrl_arch_mon_ctx_alloc' aarch64-linux-ld: monitor.c:(.text+0x184): undefined reference to `resctrl_arch_mon_ctx_free' aarch64-linux-ld: monitor.c:(.text+0x188): undefined reference to `resctrl_arch_is_mbm_local_enabled' aarch64-linux-ld: monitor.c:(.text+0x1a4): undefined reference to `resctrl_arch_mon_ctx_alloc' aarch64-linux-ld: monitor.c:(.text+0x1f8): undefined reference to `resctrl_arch_get_resource' aarch64-linux-ld: monitor.c:(.text+0x23c): undefined reference to `resctrl_arch_rmid_idx_encode' aarch64-linux-ld: monitor.c:(.text+0x2bc): undefined reference to `resctrl_arch_mon_ctx_free' aarch64-linux-ld: fs/resctrl/monitor.o: in function `__check_limbo': monitor.c:(.text+0x324): undefined reference to `resctrl_arch_get_resource' aarch64-linux-ld: monitor.c:(.text+0x32c): undefined reference to `resctrl_arch_system_num_rmid_idx' aarch64-linux-ld: monitor.c:(.text+0x344): undefined reference to `resctrl_arch_mon_ctx_alloc' aarch64-linux-ld: monitor.c:(.text+0x3ec): undefined reference to `resctrl_arch_rmid_idx_decode' aarch64-linux-ld: monitor.c:(.text+0x40c): undefined reference to `resctrl_arch_rmid_read' aarch64-linux-ld: monitor.c:(.text+0x4d8): undefined reference to `resctrl_arch_mon_ctx_free' aarch64-linux-ld: fs/resctrl/monitor.o: in function `has_busy_rmid': monitor.c:(.text+0x510): undefined reference to `resctrl_arch_system_num_rmid_idx' aarch64-linux-ld: fs/resctrl/monitor.o: in function `alloc_rmid': monitor.c:(.text+0x5e4): undefined reference to `resctrl_arch_rmid_idx_encode' aarch64-linux-ld: monitor.c:(.text+0x5f4): undefined reference to `resctrl_arch_rmid_idx_encode' aarch64-linux-ld: fs/resctrl/monitor.o: in function `free_rmid': monitor.c:(.text+0x90c): undefined reference to `resctrl_arch_rmid_idx_encode' aarch64-linux-ld: monitor.c:(.text+0x91c): undefined reference to `resctrl_arch_rmid_idx_encode' aarch64-linux-ld: monitor.c:(.text+0x948): undefined reference to `resctrl_arch_rmid_idx_decode' aarch64-linux-ld: monitor.c:(.text+0x950): undefined reference to `resctrl_arch_is_llc_occupancy_enabled' aarch64-linux-ld: monitor.c:(.text+0x960): undefined reference to `resctrl_arch_get_resource' aarch64-linux-ld: monitor.c:(.text+0x974): undefined reference to `resctrl_arch_rmid_idx_encode' aarch64-linux-ld: fs/resctrl/monitor.o: in function `mbm_handle_overflow': monitor.c:(.text+0xad4): undefined reference to `resctrl_arch_mon_capable' aarch64-linux-ld: monitor.c:(.text+0xaf0): undefined reference to `resctrl_arch_get_resource' aarch64-linux-ld: monitor.c:(.text+0xb8c): undefined reference to `resctrl_arch_get_resource' aarch64-linux-ld: monitor.c:(.text+0xbec): undefined reference to `resctrl_arch_is_mbm_local_enabled' aarch64-linux-ld: monitor.c:(.text+0xbfc): undefined reference to `resctrl_arch_get_resource' aarch64-linux-ld: monitor.c:(.text+0xc18): undefined reference to `resctrl_arch_rmid_idx_encode' aarch64-linux-ld: monitor.c:(.text+0xce8): undefined reference to `resctrl_arch_get_config' aarch64-linux-ld: monitor.c:(.text+0xd84): undefined reference to `resctrl_arch_update_one' aarch64-linux-ld: fs/resctrl/monitor.o: in function `mbm_setup_overflow_handler': monitor.c:(.text+0xe4c): undefined reference to `resctrl_arch_mon_capable' aarch64-linux-ld: fs/resctrl/monitor.o: in function `resctrl_mon_resource_init': monitor.c:(.text+0xf50): undefined reference to `resctrl_arch_get_resource' aarch64-linux-ld: monitor.c:(.text+0xf98): undefined reference to `resctrl_arch_system_num_rmid_idx' aarch64-linux-ld: monitor.c:(.text+0xfa8): undefined reference to `resctrl_arch_get_num_closid' aarch64-linux-ld: monitor.c:(.text+0x1028): undefined reference to `resctrl_arch_rmid_idx_decode' aarch64-linux-ld: monitor.c:(.text+0x1074): undefined reference to `resctrl_arch_rmid_idx_encode' aarch64-linux-ld: monitor.c:(.text+0x108c): undefined reference to `resctrl_arch_rmid_idx_decode' >> aarch64-linux-ld: monitor.c:(.text+0x10c8): undefined reference to `resctrl_arch_mon_resource_init' aarch64-linux-ld: fs/resctrl/monitor.o: in function `resctrl_mon_resource_exit': monitor.c:(.text+0x1110): undefined reference to `resctrl_arch_get_resource' aarch64-linux-ld: fs/resctrl/psuedo_lock.o: in function `rdtgroup_locksetup_enter': psuedo_lock.c:(.text+0x3ec): undefined reference to `resctrl_arch_get_cdp_enabled' aarch64-linux-ld: psuedo_lock.c:(.text+0x40c): undefined reference to `resctrl_arch_get_cdp_enabled' Kconfig warnings: (for reference only) WARNING: unmet direct dependencies detected for RESCTRL_FS Depends on [n]: MISC_FILESYSTEMS [=n] && ARCH_HAS_CPU_RESCTRL [=y] Selected by [y]: - ARM64_MPAM [=y] -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

1 0

[PATCH OLK-6.6 0/7] merge CVE patches into OLK-6.6
by Nanyong Sun 06 Jun '25

06 Jun '25

From: Kaixiong Yu <yukaixiong(a)huawei.com> merge CVE patches into OLK-6.6 the CVE No. as listed: CVE-2025-37930 CVE-2025-37849 CVE-2025-23149 CVE-2025-39735 CVE-2025-38152 CVE-2025-21861 CVE-2025-21861 David Hildenbrand (1): mm/migrate_device: don't add folio to be freed to LRU in migrate_device_finalize() Kefeng Wang (1): mm: migrate_device: use more folio in migrate_device_finalize() Peng Fan (1): remoteproc: core: Clear table_sz when rproc_shutdown Philipp Stanner (1): drm/nouveau: Fix WARN_ON in nouveau_fence_context_kill() Qasim Ijaz (1): jfs: fix slab-out-of-bounds read in ea_get() Thadeu Lima de Souza Cascardo (1): tpm: do not start chip while suspended Will Deacon (1): KVM: arm64: Tear down vGIC on failed vCPU creation arch/arm64/kvm/arm.c | 6 +++- drivers/char/tpm/tpm-chip.c | 5 +++ drivers/char/tpm/tpm-interface.c | 7 ----- drivers/gpu/drm/nouveau/nouveau_fence.c | 2 +- drivers/remoteproc/remoteproc_core.c | 1 + fs/jfs/xattr.c | 15 ++++++--- mm/migrate_device.c | 42 ++++++++++++------------- 7 files changed, 42 insertions(+), 36 deletions(-) -- 2.34.1

2 8

[PATCH OLK-5.10] SELinux: Add check for the user data passed to kcalloc in hashtab_init
by Cai Xinchen 06 Jun '25

06 Jun '25

hulk inclusion category: bugfix bugzilla: https://gitee.com/openeuler/kernel/issues/ICC1TY -------------------------------- When the user writes some data to the file /sys/fs/selinux/load, there is no check for the user buf passed to kcalloc. Syzkaller shows this warning: WARNING: CPU: 1 PID: 6642 at mm/page_alloc.c __alloc_pages_noprof ___kmalloc_large_node __kmalloc_large_node_noprof __kmalloc_noprof hashtab_init common_read policydb_read security_load_policy sel_write_load vfs_write ksys_write do_syscall_64 This warning can be reproduced by writing this content to /sys/fs/selinux/load 8cff7cf9 08000000 5345204c 696e7578 15000000 e0ff962a 08000000 07000000 4cf523cd 7eec2688 6d70a6b7 c78b496f 1a0a192c ea34ff41 70581a74 3ff0cfb9 7ea0f0d1 70d1fe14 41c2f7c8 ea1c78dd 17a19249 35210081 a83c30ec 4171450b fc1de12c fe1ff342 a887 Add check to prevent the size passed to kcalloc larger than or equal MAX_ORDER after get_order. Fixes: 24def7bb92c1 ("selinux: prepare for inlining of hashtab functions") Signed-off-by: Cai Xinchen <caixinchen1(a)huawei.com> --- security/selinux/ss/hashtab.c | 15 +++++++++++++++ 1 file changed, 15 insertions(+) diff --git a/security/selinux/ss/hashtab.c b/security/selinux/ss/hashtab.c index e8960a59586c..91cfb07a3e51 100644 --- a/security/selinux/ss/hashtab.c +++ b/security/selinux/ss/hashtab.c @@ -28,6 +28,18 @@ static u32 hashtab_compute_size(u32 nel) return nel == 0 ? 0 : roundup_pow_of_two(nel); } +static bool is_order_out_of_range(u32 size, struct hashtab *h) +{ + size_t bytes = 0; + u32 order; + + if (unlikely(check_mul_overflow((size_t)size, sizeof(*h->htable), &bytes))) + return true; + + order = (u32)get_order(bytes); + return order >= MAX_ORDER; +} + int hashtab_init(struct hashtab *h, u32 nel_hint) { u32 size = hashtab_compute_size(nel_hint); @@ -38,6 +50,9 @@ int hashtab_init(struct hashtab *h, u32 nel_hint) h->htable = NULL; if (size) { + if (is_order_out_of_range(size, h)) + return -ENOMEM; + h->htable = kcalloc(size, sizeof(*h->htable), GFP_KERNEL); if (!h->htable) return -ENOMEM; -- 2.34.1

2 1