- Kernel - mailweb.openeuler.org

[openeuler:OLK-5.10 27588/30000] include/linux/compiler_attributes.h:221:41: warning: attribute 'fallthrough' not preceding a case label or default label
by kernel test robot 29 Sep '24

29 Sep '24

tree: https://gitee.com/openeuler/kernel.git OLK-5.10 head: bef6f06e039b8929481350d15d6d8c3ba81c6fd2 commit: 0695e18bbaebbfbe22b049104bbb9a4300a9f30c [27588/30000] mm: Add PMU based memory sampling abstract layer config: arm64-randconfig-002-20240928 (https://download.01.org/0day-ci/archive/20240929/202409290030.UdfZl3fZ-lkp@…) compiler: aarch64-linux-gcc (GCC) 14.1.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240929/202409290030.UdfZl3fZ-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/202409290030.UdfZl3fZ-lkp@intel.com/ All warnings (new ones prefixed by >>): In file included from include/linux/compiler_types.h:65, from <command-line>: drivers/arm/spe/spe.c: In function '__arm_spe_dev_probe': >> include/linux/compiler_attributes.h:221:41: warning: attribute 'fallthrough' not preceding a case label or default label 221 | # define fallthrough __attribute__((__fallthrough__)) | ^~~~~~~~~~~~~ drivers/arm/spe/spe.c:492:17: note: in expansion of macro 'fallthrough' 492 | fallthrough; | ^~~~~~~~~~~ >> include/linux/compiler_attributes.h:221:41: warning: attribute 'fallthrough' not preceding a case label or default label 221 | # define fallthrough __attribute__((__fallthrough__)) | ^~~~~~~~~~~~~ drivers/arm/spe/spe.c:514:17: note: in expansion of macro 'fallthrough' 514 | fallthrough; | ^~~~~~~~~~~ Kconfig warnings: (for reference only) WARNING: unmet direct dependencies detected for ARM_SPE_MEM_SAMPLING Depends on [n]: ARM64 [=y] && !ARM_SPE_PMU [=y] Selected by [y]: - MEM_SAMPLING [=y] && ARM64 [=y] WARNING: unmet direct dependencies detected for BPF_NET_GLOBAL_PROG Depends on [n]: NET [=n] && BPF_SYSCALL [=n] Selected by [y]: - SCHED_TASK_RELATIONSHIP [=y] && CGROUPS [=y] && NUMA_BALANCING [=y] vim +/fallthrough +221 include/linux/compiler_attributes.h 294f69e662d157 Joe Perches 2019-10-05 209 294f69e662d157 Joe Perches 2019-10-05 210 /* 294f69e662d157 Joe Perches 2019-10-05 211 * Add the pseudo keyword 'fallthrough' so case statement blocks 294f69e662d157 Joe Perches 2019-10-05 212 * must end with any of these keywords: 294f69e662d157 Joe Perches 2019-10-05 213 * break; 294f69e662d157 Joe Perches 2019-10-05 214 * fallthrough; 294f69e662d157 Joe Perches 2019-10-05 215 * goto <label>; 294f69e662d157 Joe Perches 2019-10-05 216 * return [expression]; 294f69e662d157 Joe Perches 2019-10-05 217 * 294f69e662d157 Joe Perches 2019-10-05 218 * gcc: https://gcc.gnu.org/onlinedocs/gcc/Statement-Attributes.html#Statement-Attr… 294f69e662d157 Joe Perches 2019-10-05 219 */ 294f69e662d157 Joe Perches 2019-10-05 220 #if __has_attribute(__fallthrough__) 294f69e662d157 Joe Perches 2019-10-05 @221 # define fallthrough __attribute__((__fallthrough__)) 294f69e662d157 Joe Perches 2019-10-05 222 #else 294f69e662d157 Joe Perches 2019-10-05 223 # define fallthrough do {} while (0) /* fallthrough */ a3f8a30f3f0079 Miguel Ojeda 2018-08-30 224 #endif a3f8a30f3f0079 Miguel Ojeda 2018-08-30 225 :::::: The code at line 221 was first introduced by commit :::::: 294f69e662d1570703e9b56e95be37a9fd3afba5 compiler_attributes.h: Add 'fallthrough' pseudo keyword for switch/case use :::::: TO: Joe Perches <joe(a)perches.com> :::::: CC: Linus Torvalds <torvalds(a)linux-foundation.org> -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

1 0

[openeuler:openEuler-1.0-LTS 21291/23799] drivers/spi/spi-phytium-plat.c:192:36: warning: 'phytium_spi_acpi_match' defined but not used
by kernel test robot 29 Sep '24

29 Sep '24

Hi Malloy, FYI, the error/warning still remains. tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS head: 3841d75a6dcd12d108aaf56560b99431d18169e4 commit: e8483fcd43fc1dbb8d21bb7eacce804cbab6a7c6 [21291/23799] spi: add phytium spi support config: arm64-randconfig-003-20240928 (https://download.01.org/0day-ci/archive/20240929/202409290023.FihgEvFc-lkp@…) compiler: aarch64-linux-gcc (GCC) 14.1.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240929/202409290023.FihgEvFc-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/202409290023.FihgEvFc-lkp@intel.com/ All warnings (new ones prefixed by >>): >> drivers/spi/spi-phytium-plat.c:192:36: warning: 'phytium_spi_acpi_match' defined but not used [-Wunused-const-variable=] 192 | static const struct acpi_device_id phytium_spi_acpi_match[] = { | ^~~~~~~~~~~~~~~~~~~~~~ vim +/phytium_spi_acpi_match +192 drivers/spi/spi-phytium-plat.c 191 > 192 static const struct acpi_device_id phytium_spi_acpi_match[] = { 193 {"PHYT000E", 0}, 194 {} 195 }; 196 MODULE_DEVICE_TABLE(acpi, phytium_spi_acpi_match); 197 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

1 0

[openeuler:OLK-5.10 19782/30000] drivers/net/ethernet/hisilicon/hns3/hns3_enet.c:3270:29: sparse: sparse: symbol 'hns3_unic_netdev_ops' was not declared. Should it be static?
by kernel test robot 29 Sep '24

29 Sep '24

tree: https://gitee.com/openeuler/kernel.git OLK-5.10 head: bef6f06e039b8929481350d15d6d8c3ba81c6fd2 commit: 737ec46e963210dc3b856637e871fa5b0c91316e [19782/30000] UNIC: Adds the process of UNIC driver initializing config: arm64-randconfig-r131-20240925 (https://download.01.org/0day-ci/archive/20240929/202409290026.ODSSLRxB-lkp@…) compiler: aarch64-linux-gcc (GCC) 14.1.0 reproduce: (https://download.01.org/0day-ci/archive/20240929/202409290026.ODSSLRxB-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/202409290026.ODSSLRxB-lkp@intel.com/ sparse warnings: (new ones prefixed by >>) drivers/net/ethernet/hisilicon/hns3/hns3_enet.c:1200:29: sparse: sparse: restricted __be32 degrades to integer >> drivers/net/ethernet/hisilicon/hns3/hns3_enet.c:3270:29: sparse: sparse: symbol 'hns3_unic_netdev_ops' was not declared. Should it be static? vim +/hns3_unic_netdev_ops +3270 drivers/net/ethernet/hisilicon/hns3/hns3_enet.c 3269 > 3270 const struct net_device_ops hns3_unic_netdev_ops = { 3271 .ndo_open = hns3_nic_net_open, 3272 .ndo_stop = hns3_nic_net_stop, 3273 .ndo_start_xmit = hns3_nic_net_xmit, 3274 .ndo_tx_timeout = hns3_nic_net_timeout, 3275 .ndo_do_ioctl = hns3_nic_do_ioctl, 3276 .ndo_change_mtu = hns3_nic_change_mtu, 3277 .ndo_set_features = hns3_nic_set_features, 3278 .ndo_features_check = hns3_features_check, 3279 .ndo_get_stats64 = hns3_nic_get_stats64, 3280 .ndo_setup_tc = hns3_nic_setup_tc, 3281 .ndo_set_rx_mode = hns3_nic_set_rx_mode, 3282 .ndo_set_vf_trust = hns3_set_vf_trust, 3283 #ifdef CONFIG_RFS_ACCEL 3284 .ndo_rx_flow_steer = hns3_rx_flow_steer, 3285 #endif 3286 .ndo_get_vf_config = hns3_nic_get_vf_config, 3287 .ndo_set_vf_link_state = hns3_nic_set_vf_link_state, 3288 .ndo_set_vf_rate = hns3_nic_set_vf_rate, 3289 .ndo_select_queue = hns3_nic_select_queue, 3290 }; 3291 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

1 0

[openeuler:openEuler-1.0-LTS 19685/23799] drivers/md/.tmp_dm-verity-verify-sig.o: warning: objtool: missing symbol for section .text
by kernel test robot 28 Sep '24

28 Sep '24

tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS head: 3841d75a6dcd12d108aaf56560b99431d18169e4 commit: 193a981127632c7d4c26a0674881dea0c208640c [19685/23799] dm verity: add root hash pkcs#7 signature verification config: x86_64-buildonly-randconfig-002-20240926 (https://download.01.org/0day-ci/archive/20240928/202409282255.GuxtXkRJ-lkp@…) compiler: gcc-12 (Debian 12.2.0-14) 12.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240928/202409282255.GuxtXkRJ-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/202409282255.GuxtXkRJ-lkp@intel.com/ All warnings (new ones prefixed by >>): >> drivers/md/.tmp_dm-verity-verify-sig.o: warning: objtool: missing symbol for section .text -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

1 0

[openeuler:OLK-5.10 27522/30000] drivers/soc/hisilicon/hisi_lockdown.c:56:19: warning: no previous prototype for 'get_valid_sccl'
by kernel test robot 28 Sep '24

28 Sep '24

tree: https://gitee.com/openeuler/kernel.git OLK-5.10 head: bef6f06e039b8929481350d15d6d8c3ba81c6fd2 commit: c40d971092ff58cd771bb9413ae132a3eb74fab3 [27522/30000] hisi: l3t: Add L3 cache driver for hisi config: arm64-randconfig-002-20240928 (https://download.01.org/0day-ci/archive/20240928/202409282220.v0Ys1Flg-lkp@…) compiler: aarch64-linux-gcc (GCC) 14.1.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240928/202409282220.v0Ys1Flg-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/202409282220.v0Ys1Flg-lkp@intel.com/ All warnings (new ones prefixed by >>): >> drivers/soc/hisilicon/hisi_lockdown.c:56:19: warning: no previous prototype for 'get_valid_sccl' [-Wmissing-prototypes] 56 | struct hisi_sccl *get_valid_sccl(int nid) | ^~~~~~~~~~~~~~ Kconfig warnings: (for reference only) WARNING: unmet direct dependencies detected for BPF_NET_GLOBAL_PROG Depends on [n]: NET [=n] && BPF_SYSCALL [=n] Selected by [y]: - SCHED_TASK_RELATIONSHIP [=y] && CGROUPS [=y] && NUMA_BALANCING [=y] vim +/get_valid_sccl +56 drivers/soc/hisilicon/hisi_lockdown.c 55 > 56 struct hisi_sccl *get_valid_sccl(int nid) 57 { 58 struct hisi_sccl *sccl; 59 60 sccl = hisi_l3t_get_sccl(nid); 61 if (!sccl || !sccl->ccl_cnt) 62 return NULL; 63 64 if (!sccl->l3t || !sccl->l3t[0]) 65 return NULL; 66 67 return sccl; 68 } 69 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

1 0

[openeuler:openEuler-1.0-LTS 20162/23799] mm/share_pool.c:4577:64: error: 'HUGETLB_ALLOC_BUDDY' undeclared
by kernel test robot 28 Sep '24

28 Sep '24

tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS head: 3841d75a6dcd12d108aaf56560b99431d18169e4 commit: 0886320b818787f720824229f153f161c89faf70 [20162/23799] mm/sharepool: Charge Buddy hugepage to memcg config: arm64-randconfig-003-20240928 (https://download.01.org/0day-ci/archive/20240928/202409282248.mtMRfV3U-lkp@…) compiler: aarch64-linux-gcc (GCC) 14.1.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240928/202409282248.mtMRfV3U-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/202409282248.mtMRfV3U-lkp@intel.com/ All errors (new ones prefixed by >>): mm/share_pool.c: In function 'mg_sp_group_id_by_pid': mm/share_pool.c:1086:29: warning: ordered comparison of pointer with integer zero [-Wextra] 1086 | if (!spg_ids || num <= 0) | ^~ mm/share_pool.c: In function 'sp_compact_nodes': mm/share_pool.c:2149:9: error: implicit declaration of function 'sysctl_compaction_handler'; did you mean 'sysctl_memcg_qos_handler'? [-Werror=implicit-function-declaration] 2149 | sysctl_compaction_handler(NULL, 1, NULL, NULL, NULL); | ^~~~~~~~~~~~~~~~~~~~~~~~~ | sysctl_memcg_qos_handler mm/share_pool.c: In function 'sp_hugetlb_entry': mm/share_pool.c:3299:21: error: implicit declaration of function 'huge_ptep_get' [-Werror=implicit-function-declaration] 3299 | pte_t pte = huge_ptep_get(ptep); | ^~~~~~~~~~~~~ mm/share_pool.c:3299:21: error: invalid initializer mm/share_pool.c: In function 'sharepool_no_page': mm/share_pool.c:4577:32: error: implicit declaration of function 'hugetlb_alloc_hugepage'; did you mean 'vmalloc_hugepage'? [-Werror=implicit-function-declaration] 4577 | page = hugetlb_alloc_hugepage(node_id, HUGETLB_ALLOC_BUDDY); | ^~~~~~~~~~~~~~~~~~~~~~ | vmalloc_hugepage >> mm/share_pool.c:4577:64: error: 'HUGETLB_ALLOC_BUDDY' undeclared (first use in this function) 4577 | page = hugetlb_alloc_hugepage(node_id, HUGETLB_ALLOC_BUDDY); | ^~~~~~~~~~~~~~~~~~~ mm/share_pool.c:4577:64: note: each undeclared identifier is reported only once for each function it appears in mm/share_pool.c:4585:30: error: implicit declaration of function 'huge_pte_none'; did you mean 'huge_pte_lock'? [-Werror=implicit-function-declaration] 4585 | if (!huge_pte_none(huge_ptep_get(ptep))) { | ^~~~~~~~~~~~~ | huge_pte_lock mm/share_pool.c:4606:23: error: implicit declaration of function 'huge_add_to_page_cache'; did you mean 'add_to_page_cache'? [-Werror=implicit-function-declaration] 4606 | err = huge_add_to_page_cache(page, mapping, idx); | ^~~~~~~~~~~~~~~~~~~~~~ | add_to_page_cache mm/share_pool.c:4631:9: error: implicit declaration of function 'set_huge_pte_at'; did you mean 'set_huge_swap_pte_at'? [-Werror=implicit-function-declaration] 4631 | set_huge_pte_at(mm, haddr, ptep, new_pte); | ^~~~~~~~~~~~~~~ | set_huge_swap_pte_at mm/share_pool.c:4633:9: error: implicit declaration of function 'hugetlb_count_add'; did you mean 'hugetlb_count_sub'? [-Werror=implicit-function-declaration] 4633 | hugetlb_count_add(pages_per_huge_page(h), mm); | ^~~~~~~~~~~~~~~~~ | hugetlb_count_sub mm/share_pool.c: In function 'sp_alloc_pages': mm/share_pool.c:4797:61: error: 'HUGETLB_ALLOC_NONE' undeclared (first use in this function); did you mean 'HUGETLB_ANON_FILE'? 4797 | page = hugetlb_alloc_hugepage(NUMA_NO_NODE, HUGETLB_ALLOC_NONE); | ^~~~~~~~~~~~~~~~~~ | HUGETLB_ANON_FILE mm/share_pool.c: At top level: mm/share_pool.c:4492:12: warning: 'proc_overview_show' defined but not used [-Wunused-function] 4492 | static int proc_overview_show(struct seq_file *seq, void *offset) | ^~~~~~~~~~~~~~~~~~ mm/share_pool.c:4440:12: warning: 'proc_stat_show' defined but not used [-Wunused-function] 4440 | static int proc_stat_show(struct seq_file *seq, void *offset) | ^~~~~~~~~~~~~~ mm/share_pool.c:4377:12: warning: 'spa_stat_show' defined but not used [-Wunused-function] 4377 | static int spa_stat_show(struct seq_file *seq, void *offset) | ^~~~~~~~~~~~~ cc1: some warnings being treated as errors vim +/HUGETLB_ALLOC_BUDDY +4577 mm/share_pool.c 4541 4542 vm_fault_t sharepool_no_page(struct mm_struct *mm, 4543 struct vm_area_struct *vma, 4544 struct address_space *mapping, pgoff_t idx, 4545 unsigned long address, pte_t *ptep, unsigned int flags) 4546 { 4547 struct hstate *h = hstate_vma(vma); 4548 vm_fault_t ret = VM_FAULT_SIGBUS; 4549 unsigned long size; 4550 struct page *page; 4551 pte_t new_pte; 4552 spinlock_t *ptl; 4553 unsigned long haddr = address & huge_page_mask(h); 4554 bool new_page = false; 4555 int err; 4556 int node_id; 4557 struct sp_area *spa; 4558 bool charge_hpage = false; 4559 struct mem_cgroup *memcg; 4560 4561 spa = vma->vm_private_data; 4562 if (!spa) { 4563 pr_err("share pool: vma is invalid, not from sp mmap\n"); 4564 return ret; 4565 } 4566 node_id = spa->node_id; 4567 4568 retry: 4569 page = find_lock_page(mapping, idx); 4570 if (!page) { 4571 size = i_size_read(mapping->host) >> huge_page_shift(h); 4572 if (idx >= size) 4573 goto out; 4574 4575 page = alloc_huge_page(vma, haddr, 0); 4576 if (IS_ERR(page)) { > 4577 page = hugetlb_alloc_hugepage(node_id, HUGETLB_ALLOC_BUDDY); 4578 if (!page) 4579 page = ERR_PTR(-ENOMEM); 4580 else if (!PageKmemcg(page)) 4581 charge_hpage = true; 4582 } 4583 if (IS_ERR(page)) { 4584 ptl = huge_pte_lock(h, mm, ptep); 4585 if (!huge_pte_none(huge_ptep_get(ptep))) { 4586 ret = 0; 4587 spin_unlock(ptl); 4588 goto out; 4589 } 4590 spin_unlock(ptl); 4591 ret = vmf_error(PTR_ERR(page)); 4592 goto out; 4593 } 4594 4595 if (charge_hpage && 4596 mem_cgroup_try_charge_delay(page, vma->vm_mm, GFP_KERNEL, &memcg, true)) { 4597 put_page(page); 4598 ret = vmf_error(-ENOMEM); 4599 goto out; 4600 } 4601 4602 __SetPageUptodate(page); 4603 new_page = true; 4604 4605 /* sharepool pages are all shared */ 4606 err = huge_add_to_page_cache(page, mapping, idx); 4607 if (err) { 4608 if (charge_hpage) { 4609 mem_cgroup_cancel_charge(page, memcg, true); 4610 charge_hpage = false; 4611 } 4612 put_page(page); 4613 if (err == -EEXIST) 4614 goto retry; 4615 goto out; 4616 } 4617 } 4618 4619 ptl = huge_pte_lock(h, mm, ptep); 4620 size = i_size_read(mapping->host) >> huge_page_shift(h); 4621 if (idx >= size) 4622 goto backout; 4623 4624 ret = 0; 4625 if (!huge_pte_none(huge_ptep_get(ptep))) 4626 goto backout; 4627 4628 page_dup_rmap(page, true); 4629 new_pte = make_huge_pte(vma, page, ((vma->vm_flags & VM_WRITE) 4630 && (vma->vm_flags & VM_SHARED))); 4631 set_huge_pte_at(mm, haddr, ptep, new_pte); 4632 4633 hugetlb_count_add(pages_per_huge_page(h), mm); 4634 4635 if (charge_hpage) 4636 mem_cgroup_commit_charge(page, memcg, false, true); 4637 4638 spin_unlock(ptl); 4639 4640 if (new_page) 4641 SetPagePrivate(&page[1]); 4642 4643 unlock_page(page); 4644 out: 4645 return ret; 4646 4647 backout: 4648 spin_unlock(ptl); 4649 unlock_page(page); 4650 if (charge_hpage) 4651 mem_cgroup_cancel_charge(page, memcg, true); 4652 put_page(page); 4653 goto out; 4654 } 4655 EXPORT_SYMBOL(sharepool_no_page); 4656 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

1 0

[openeuler:OLK-5.10 15413/30000] drivers/net/ethernet/hisilicon/hns3/hns3_enet.c:1184:29: sparse: sparse: restricted __be32 degrades to integer
by kernel test robot 28 Sep '24

28 Sep '24

tree: https://gitee.com/openeuler/kernel.git OLK-5.10 head: bef6f06e039b8929481350d15d6d8c3ba81c6fd2 commit: 19f053b7ee378e6d556caddf05485fe55695149e [15413/30000] net: hns3: add support handling tx dhcp packets for ROH config: arm64-randconfig-r131-20240925 (https://download.01.org/0day-ci/archive/20240928/202409282011.zsMjvrEl-lkp@…) compiler: aarch64-linux-gcc (GCC) 14.1.0 reproduce: (https://download.01.org/0day-ci/archive/20240928/202409282011.zsMjvrEl-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/202409282011.zsMjvrEl-lkp@intel.com/ sparse warnings: (new ones prefixed by >>) >> drivers/net/ethernet/hisilicon/hns3/hns3_enet.c:1184:29: sparse: sparse: restricted __be32 degrades to integer vim +1184 drivers/net/ethernet/hisilicon/hns3/hns3_enet.c 1167 1168 static struct hns3_dhcp_packet *hns3_get_dhcp_packet(struct sk_buff *skb, 1169 int *dhcp_len) 1170 { 1171 struct hns3_dhcp_packet *dhcp; 1172 union l4_hdr_info l4; 1173 int l4_payload_len; 1174 1175 l4.hdr = skb_transport_header(skb); 1176 if (l4.udp->dest != htons(HNS3_DHCP_CLIENT_PORT) || 1177 l4.udp->source != htons(HNS3_DHCP_SERVER_PORT)) 1178 return NULL; 1179 1180 dhcp = (struct hns3_dhcp_packet *)(l4.hdr + sizeof(struct udphdr)); 1181 l4_payload_len = ntohs(l4.udp->len) - sizeof(struct udphdr); 1182 if (l4_payload_len < offsetof(struct hns3_dhcp_packet, options) || 1183 dhcp->hlen != ETH_ALEN || > 1184 dhcp->cookie != htonl(HNS3_DHCP_MAGIC)) 1185 return NULL; 1186 1187 *dhcp_len = l4_payload_len; 1188 return dhcp; 1189 } 1190 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

1 0

[openeuler:openEuler-1.0-LTS 19033/23799] mm/mem_reliable.c:41:22: warning: 'zero' defined but not used
by kernel test robot 28 Sep '24

28 Sep '24

Hi Chen, FYI, the error/warning still remains. tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS head: 3841d75a6dcd12d108aaf56560b99431d18169e4 commit: 6943b93b464351cbc35aa002e86bac48e08b1c3f [19033/23799] mm: add support for limiting the usage of reliable memory in pagecache config: arm64-randconfig-003-20240928 (https://download.01.org/0day-ci/archive/20240928/202409281933.6SgL6bDf-lkp@…) compiler: aarch64-linux-gcc (GCC) 14.1.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240928/202409281933.6SgL6bDf-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/202409281933.6SgL6bDf-lkp@intel.com/ All warnings (new ones prefixed by >>): mm/mem_reliable.c:42:22: warning: 'reliable_pagecache_max_bytes' defined but not used [-Wunused-variable] 42 | static unsigned long reliable_pagecache_max_bytes = ULONG_MAX; | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~ >> mm/mem_reliable.c:41:22: warning: 'zero' defined but not used [-Wunused-variable] 41 | static unsigned long zero; | ^~~~ vim +/zero +41 mm/mem_reliable.c 40 > 41 static unsigned long zero; 42 static unsigned long reliable_pagecache_max_bytes = ULONG_MAX; 43 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

1 0

[openeuler:OLK-5.10 20090/30000] arch/arm64/kernel/cpufeature.c:1729:13: warning: no previous prototype for 'early_pbha_init'
by kernel test robot 28 Sep '24

28 Sep '24

Hi Ma, FYI, the error/warning still remains. tree: https://gitee.com/openeuler/kernel.git OLK-5.10 head: bef6f06e039b8929481350d15d6d8c3ba81c6fd2 commit: f43933b3f947a7f9314ec8d704c6ae01041dbbba [20090/30000] arm64: cpufeature: Enable PBHA for stage1 early via FDT config: arm64-randconfig-002-20240928 (https://download.01.org/0day-ci/archive/20240928/202409281932.KZq0zK8A-lkp@…) compiler: aarch64-linux-gcc (GCC) 14.1.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240928/202409281932.KZq0zK8A-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/202409281932.KZq0zK8A-lkp@intel.com/ Note: functions only called from assembly code should be annotated with the asmlinkage attribute All warnings (new ones prefixed by >>): arch/arm64/kernel/cpufeature.c:1627:6: warning: no previous prototype for 'update_pbha_perf_only_bit' [-Wmissing-prototypes] 1627 | void update_pbha_perf_only_bit(const u8 *bits, int cnt) | ^~~~~~~~~~~~~~~~~~~~~~~~~ >> arch/arm64/kernel/cpufeature.c:1729:13: warning: no previous prototype for 'early_pbha_init' [-Wmissing-prototypes] 1729 | void __init early_pbha_init(void) | ^~~~~~~~~~~~~~~ vim +/early_pbha_init +1729 arch/arm64/kernel/cpufeature.c 1728 > 1729 void __init early_pbha_init(void) 1730 { 1731 void *fdt; 1732 int node; 1733 const u8 *prop; 1734 int size; 1735 1736 spin_lock(&pbha_dt_lock); 1737 1738 fdt = get_early_fdt_ptr(); 1739 if (!fdt) 1740 goto unlock; 1741 1742 node = fdt_path_offset(fdt, "/cpus"); 1743 if (node < 0) 1744 goto unlock; 1745 1746 prop = fdt_getprop(fdt, node, "arm,pbha-performance-only", &size); 1747 if (!prop) 1748 goto unlock; 1749 1750 if (!cpu_has_pbha()) 1751 goto unlock; 1752 1753 update_pbha_perf_only_bit(prop, size); 1754 enable_pbha_inner(); 1755 1756 pbha_enabled = true; 1757 1758 unlock: 1759 spin_unlock(&pbha_dt_lock); 1760 } 1761 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

1 0

[PATCH OLK-6.6 0/3] Some misses patch for run scheduler bpf programs
by Hui Tang 28 Sep '24

28 Sep '24

The patchset as follow: Guan Jing (3): libbpf: add support for scheduler bpf programs bpftool: recognize scheduler programs sched: Add helper functions to get cpu statistics include/linux/sched.h | 9 ++++++++ include/uapi/linux/bpf.h | 7 +++++++ kernel/sched/bpf_sched.c | 38 ++++++++++++++++++++++++++++++++++ scripts/bpf_doc.py | 2 ++ tools/include/uapi/linux/bpf.h | 7 +++++++ tools/lib/bpf/libbpf.c | 23 +++++++++++++++++++- tools/lib/bpf/libbpf.h | 2 ++ tools/lib/bpf/libbpf.map | 1 + 8 files changed, 88 insertions(+), 1 deletion(-) -- 2.34.1

2 4