- Kernel - mailweb.openeuler.org

[openeuler:OLK-5.10 2430/2430] mm/hugetlb.c:6315:14: warning: no previous prototype for 'hugetlb_alloc_hugepage_nodemask'
by kernel test robot 14 Nov '24

14 Nov '24

Hi Chen, FYI, the error/warning still remains. tree: https://gitee.com/openeuler/kernel.git OLK-5.10 head: 53677a494016919c9c6715a90a425dc771e5ae26 commit: 8deff3a60ce1a9dffb552210f065fc9ed6a55f84 [2430/2430] mm/sharepool: Add mg_sp_alloc_nodemask config: arm64-randconfig-002-20241114 (https://download.01.org/0day-ci/archive/20241114/202411140304.ZAc2Yg25-lkp@…) compiler: aarch64-linux-gcc (GCC) 14.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241114/202411140304.ZAc2Yg25-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/202411140304.ZAc2Yg25-lkp@intel.com/ All warnings (new ones prefixed by >>): >> mm/hugetlb.c:6315:14: warning: no previous prototype for 'hugetlb_alloc_hugepage_nodemask' [-Wmissing-prototypes] 6315 | struct page *hugetlb_alloc_hugepage_nodemask(int nid, int flag, nodemask_t *nodemask) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ vim +/hugetlb_alloc_hugepage_nodemask +6315 mm/hugetlb.c 6311 6312 /* 6313 * Allocate hugepage without reserve 6314 */ > 6315 struct page *hugetlb_alloc_hugepage_nodemask(int nid, int flag, nodemask_t *nodemask) 6316 { 6317 struct hstate *h = &default_hstate; 6318 gfp_t gfp_mask = htlb_alloc_mask(h); 6319 struct page *page = NULL; 6320 6321 if (nid == NUMA_NO_NODE) 6322 nid = numa_mem_id(); 6323 6324 if (nid < 0 || nid >= MAX_NUMNODES) 6325 return NULL; 6326 6327 if (flag & ~HUGETLB_ALLOC_MASK) 6328 return NULL; 6329 6330 if (enable_charge_mighp) 6331 gfp_mask |= __GFP_ACCOUNT; 6332 6333 if (flag & HUGETLB_ALLOC_NORECLAIM) 6334 gfp_mask &= ~__GFP_RECLAIM; 6335 6336 if (flag & HUGETLB_ALLOC_NORMAL) 6337 page = hugetlb_alloc_hugepage_normal(h, gfp_mask, nid); 6338 else if (flag & HUGETLB_ALLOC_BUDDY) 6339 page = alloc_migrate_huge_page(h, gfp_mask, nid, nodemask); 6340 else 6341 page = alloc_huge_page_nodemask(h, nid, nodemask, gfp_mask); 6342 6343 return page; 6344 } 6345 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

1 0

[openeuler:openEuler-1.0-LTS 1294/1294] drivers/spi/spi-phytium-plat.c:192:36: warning: 'phytium_spi_acpi_match' defined but not used
by kernel test robot 14 Nov '24

14 Nov '24

Hi Malloy, FYI, the error/warning still remains. tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS head: a81d020c58c2c6a55ebaf15846470a9ecb69bd1a commit: e8483fcd43fc1dbb8d21bb7eacce804cbab6a7c6 [1294/1294] spi: add phytium spi support config: arm64-randconfig-002-20241114 (https://download.01.org/0day-ci/archive/20241114/202411140310.Hie7iwxT-lkp@…) compiler: aarch64-linux-gcc (GCC) 14.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241114/202411140310.Hie7iwxT-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/202411140310.Hie7iwxT-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[] = { | ^~~~~~~~~~~~~~~~~~~~~~ Kconfig warnings: (for reference only) WARNING: unmet direct dependencies detected for HARDLOCKUP_DETECTOR Depends on [n]: DEBUG_KERNEL [=n] && !S390 && (HAVE_HARDLOCKUP_DETECTOR_PERF [=n] || HAVE_HARDLOCKUP_DETECTOR_ARCH [=y]) Selected by [y]: - SDEI_WATCHDOG [=y] && <choice> && ARM_SDE_INTERFACE [=y] && !HARDLOCKUP_CHECK_TIMESTAMP [=n] 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 2430/2430] arch/arm64/mm/quick_kexec.c:21:13: warning: no previous prototype for 'reserve_quick_kexec'
by kernel test robot 14 Nov '24

14 Nov '24

Hi Kefeng, FYI, the error/warning was bisected to this commit, please ignore it if it's irrelevant. tree: https://gitee.com/openeuler/kernel.git OLK-5.10 head: 53677a494016919c9c6715a90a425dc771e5ae26 commit: d61f4ca086e99bb481961b1120e10e7a4296c392 [2430/2430] arm64: quick_kexec: Move to stand-alone file config: arm64-randconfig-003-20241114 (https://download.01.org/0day-ci/archive/20241114/202411140347.wBO44TXi-lkp@…) compiler: aarch64-linux-gcc (GCC) 14.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241114/202411140347.wBO44TXi-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/202411140347.wBO44TXi-lkp@intel.com/ All warnings (new ones prefixed by >>): >> arch/arm64/mm/quick_kexec.c:21:13: warning: no previous prototype for 'reserve_quick_kexec' [-Wmissing-prototypes] 21 | void __init reserve_quick_kexec(void) | ^~~~~~~~~~~~~~~~~~~ >> arch/arm64/mm/quick_kexec.c:47:13: warning: no previous prototype for 'request_quick_kexec_res' [-Wmissing-prototypes] 47 | void __init request_quick_kexec_res(struct resource *res) | ^~~~~~~~~~~~~~~~~~~~~~~ vim +/reserve_quick_kexec +21 arch/arm64/mm/quick_kexec.c 20 > 21 void __init reserve_quick_kexec(void) 22 { 23 unsigned long long mem_start, mem_len; 24 25 mem_len = quick_kexec_res.end; 26 if (mem_len == 0) 27 return; 28 29 /* Current arm64 boot protocol requires 2MB alignment */ 30 mem_start = memblock_find_in_range(0, arm64_dma_phys_limit, 31 mem_len, SZ_2M); 32 if (mem_start == 0) { 33 pr_warn("cannot allocate quick kexec mem (size:0x%llx)\n", 34 mem_len); 35 quick_kexec_res.end = 0; 36 return; 37 } 38 39 memblock_reserve(mem_start, mem_len); 40 pr_info("quick kexec mem reserved: 0x%016llx - 0x%016llx (%lld MB)\n", 41 mem_start, mem_start + mem_len, mem_len >> 20); 42 43 quick_kexec_res.start = mem_start; 44 quick_kexec_res.end = mem_start + mem_len - 1; 45 } 46 > 47 void __init request_quick_kexec_res(struct resource *res) -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

1 0

[openeuler:openEuler-1.0-LTS 1294/1294] mm/pin_mem.c:228:31: error: 'HUGETLB_PAGE_DTOR' undeclared; did you mean 'HUGETLB_PAGE_ORDER'?
by kernel test robot 14 Nov '24

14 Nov '24

Hi Jingxian, FYI, the error/warning still remains. tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS head: a81d020c58c2c6a55ebaf15846470a9ecb69bd1a commit: 1a378b87531ea80e7847bf0105adedff28a73080 [1294/1294] mm: add pin memory method for checkpoint add restore config: arm64-randconfig-003-20241114 (https://download.01.org/0day-ci/archive/20241114/202411140310.K66HPDjK-lkp@…) compiler: aarch64-linux-gcc (GCC) 14.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241114/202411140310.K66HPDjK-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/202411140310.K66HPDjK-lkp@intel.com/ All errors (new ones prefixed by >>): mm/pin_mem.c:171:6: warning: no previous prototype for 'reserve_page_from_buddy' [-Wmissing-prototypes] 171 | void reserve_page_from_buddy(unsigned long nr_pages, struct page *page) | ^~~~~~~~~~~~~~~~~~~~~~~ mm/pin_mem.c: In function 'init_huge_pmd_pages': >> mm/pin_mem.c:228:31: error: 'HUGETLB_PAGE_DTOR' undeclared (first use in this function); did you mean 'HUGETLB_PAGE_ORDER'? 228 | page->compound_dtor = HUGETLB_PAGE_DTOR + 1; | ^~~~~~~~~~~~~~~~~ | HUGETLB_PAGE_ORDER mm/pin_mem.c:228:31: note: each undeclared identifier is reported only once for each function it appears in mm/pin_mem.c: At top level: mm/pin_mem.c:254:6: warning: no previous prototype for 'free_user_map_pages' [-Wmissing-prototypes] 254 | void free_user_map_pages(unsigned int pid_index, unsigned int entry_index, unsigned int page_index) | ^~~~~~~~~~~~~~~~~~~ mm/pin_mem.c:311:6: warning: no previous prototype for 'check_redirect_end_valid' [-Wmissing-prototypes] 311 | bool check_redirect_end_valid(struct redirect_info *redirect_start, | ^~~~~~~~~~~~~~~~~~~~~~~~ mm/pin_mem.c:392:5: warning: no previous prototype for 'calculate_pin_mem_digest' [-Wmissing-prototypes] 392 | int calculate_pin_mem_digest(struct pin_mem_dump_info *pmdi, char *digest) | ^~~~~~~~~~~~~~~~~~~~~~~~ mm/pin_mem.c:481:5: warning: no previous prototype for 'collect_pmd_huge_pages' [-Wmissing-prototypes] 481 | int collect_pmd_huge_pages(struct task_struct *task, | ^~~~~~~~~~~~~~~~~~~~~~ mm/pin_mem.c:544:5: warning: no previous prototype for 'collect_normal_pages' [-Wmissing-prototypes] 544 | int collect_normal_pages(struct task_struct *task, | ^~~~~~~~~~~~~~~~~~~~ mm/pin_mem.c: In function 'collect_normal_pages': mm/pin_mem.c:549:26: warning: variable 'nr_pages' set but not used [-Wunused-but-set-variable] 549 | unsigned long i, nr_pages; | ^~~~~~~~ mm/pin_mem.c: At top level: mm/pin_mem.c:610:6: warning: no previous prototype for 'free_pin_pages' [-Wmissing-prototypes] 610 | void free_pin_pages(struct page_map_entry *pme) | ^~~~~~~~~~~~~~ mm/pin_mem.c:770:12: warning: no previous prototype for 'remap_normal_pages' [-Wmissing-prototypes] 770 | vm_fault_t remap_normal_pages(struct mm_struct *mm, struct vm_area_struct *vma, | ^~~~~~~~~~~~~~~~~~ mm/pin_mem.c:857:12: warning: no previous prototype for 'remap_huge_pmd_pages' [-Wmissing-prototypes] 857 | vm_fault_t remap_huge_pmd_pages(struct mm_struct *mm, struct vm_area_struct *vma, | ^~~~~~~~~~~~~~~~~~~~ vim +228 mm/pin_mem.c 211 212 static void init_huge_pmd_pages(struct page *head_page) 213 { 214 int i = 0; 215 struct page *page = head_page; 216 unsigned long *temp; 217 unsigned long compound_pad = COMPOUND_PAD_START; 218 219 __set_bit(PG_head, &page->flags); 220 __set_bit(PG_active, &page->flags); 221 atomic_set(&page->_refcount, 1); 222 page++; 223 i++; 224 page->compound_head = (unsigned long)head_page + 1; 225 page->_compound_pad_2 = (unsigned long)head_page & COMPOUND_PAD_MASK; 226 temp = (unsigned long *)(&(page->_compound_pad_2)); 227 temp[1] = LIST_POISON4; > 228 page->compound_dtor = HUGETLB_PAGE_DTOR + 1; 229 page->compound_order = HPAGE_PMD_ORDER; 230 page++; 231 i++; 232 page->compound_head = (unsigned long)head_page + 1; 233 page->_compound_pad_2 = (unsigned long)head_page + compound_pad; 234 i++; 235 236 INIT_LIST_HEAD(&(page->deferred_list)); 237 for (; i < HPAGE_PMD_NR; i++) { 238 page = head_page + i; 239 page->compound_head = (unsigned long)head_page + 1; 240 compound_pad += COMPOUND_PAD_DELTA; 241 page->_compound_pad_2 = (unsigned long)head_page + compound_pad; 242 temp = (unsigned long *)(&(page->_compound_pad_2)); 243 temp[1] = LIST_POISON4; 244 } 245 } 246 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

1 0

[openeuler:openEuler-1.0-LTS] BUILD REGRESSION a81d020c58c2c6a55ebaf15846470a9ecb69bd1a
by kernel test robot 14 Nov '24

14 Nov '24

tree/branch: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS branch HEAD: a81d020c58c2c6a55ebaf15846470a9ecb69bd1a !13138 fs: call fsnotify_sb_delete after evict_inodes Error/Warning (recently discovered and may have been fixed): https://lore.kernel.org/oe-kbuild-all/202411132134.HfBsR3KA-lkp@intel.com https://lore.kernel.org/oe-kbuild-all/202411132206.ErjpyMwe-lkp@intel.com https://lore.kernel.org/oe-kbuild-all/202411132335.bYokl2ag-lkp@intel.com https://lore.kernel.org/oe-kbuild-all/202411140242.XxdoeZ1Z-lkp@intel.com https://lore.kernel.org/oe-kbuild-all/202411140310.K66HPDjK-lkp@intel.com arch/arm64/include/asm/irqflags.h:97:22: warning: 'flags' may be used uninitialized [-Wmaybe-uninitialized] drivers/gpio/gpio-phytium-platform.c:30:36: warning: 'phytium_gpio_acpi_match' defined but not used [-Wunused-const-variable=] drivers/iommu/arm-smmu-v3.c:2896:41: error: 'pci_bus_type' undeclared (first use in this function); did you mean 'pci_pcie_type'? drivers/mfd/cros_ec_dev.c:464:40: warning: 'cros_ec_id' defined but not used [-Wunused-const-variable=] drivers/misc/uacce/uacce.c:739:6: error: implicit declaration of function 'module_refcount' [-Werror,-Wimplicit-function-declaration] include/linux/uaccess.h:115:17: warning: 'u_cmd' may be used uninitialized [-Wmaybe-uninitialized] include/linux/uaccess.h:115:17: warning: 'version' may be used uninitialized [-Wmaybe-uninitialized] kernel/sched/grid/qos.c:84:31: error: 'struct mempolicy' has no member named 'v' kernel/sched/grid/qos.c:95:31: error: 'struct task_struct' has no member named 'il_prev' mm/pin_mem.c:250:31: error: 'HUGETLB_PAGE_DTOR' undeclared (first use in this function); did you mean 'HUGETLB_PAGE_ORDER'? Unverified Error/Warning (likely false positive, kindly check if interested): net/tls/tls_device.o: warning: objtool: missing symbol for section .init.text Error/Warning ids grouped by kconfigs: recent_errors |-- arm64-allmodconfig | `-- fs-ext4-inode.c:warning:unused-variable-sbi |-- arm64-allnoconfig | `-- kernel-sched-core.c:error:implicit-declaration-of-function-tg_update_affinity_domains |-- arm64-defconfig | `-- fs-ext4-inode.c:warning:unused-variable-sbi |-- arm64-randconfig-001-20241112 | |-- drivers-iommu-arm-smmu-v3.c:error:pci_bus_type-undeclared-(first-use-in-this-function) | |-- kernel-sched-grid-qos.c:error:struct-mempolicy-has-no-member-named-v | `-- kernel-sched-grid-qos.c:error:struct-task_struct-has-no-member-named-il_prev |-- arm64-randconfig-001-20241114 | |-- arch-arm64-include-asm-irqflags.h:warning:flags-may-be-used-uninitialized | |-- drivers-clocksource-arm_arch_timer.c:error:hisi_161010101_read_cntvct_el0-undeclared-(first-use-in-this-function) | |-- drivers-gpio-gpio-phytium-platform.c:warning:phytium_gpio_acpi_match-defined-but-not-used | |-- drivers-nvme-host-core.c:error:compat_uptr_t-undeclared-(first-use-in-this-function) | |-- drivers-nvme-host-core.c:error:expected-before-ptrval | `-- fs-ext4-inode.c:warning:unused-variable-sbi |-- arm64-randconfig-002-20241114 | |-- arch-arm64-include-asm-irqflags.h:warning:flags-may-be-used-uninitialized | |-- arch-arm64-kvm-..-..-..-virt-kvm-arm-arm.c:error:struct-sched_info-has-no-member-named-run_delay | |-- arch-arm64-mm-init.c:error:mem_sleep_current-undeclared-(first-use-in-this-function) | |-- arch-arm64-mm-init.c:error:pmu_nmi_enable-undeclared-(first-use-in-this-function) | |-- drivers-mfd-cros_ec_dev.c:warning:cros_ec_id-defined-but-not-used | |-- fs-ext4-inode.c:warning:unused-variable-sbi | `-- kernel-sched-core.c:error:implicit-declaration-of-function-tg_update_affinity_domains |-- arm64-randconfig-003-20241114 | |-- drivers-nvme-host-core.c:error:compat_uptr_t-undeclared-(first-use-in-this-function) | |-- drivers-nvme-host-core.c:error:expected-before-ptrval | `-- mm-pin_mem.c:error:HUGETLB_PAGE_DTOR-undeclared-(first-use-in-this-function) |-- arm64-randconfig-004-20241113 | |-- arch-arm64-include-asm-irqflags.h:warning:flags-may-be-used-uninitialized | |-- drivers-mfd-cros_ec_dev.c:warning:cros_ec_id-defined-but-not-used | |-- include-linux-uaccess.h:warning:u_cmd-may-be-used-uninitialized | `-- include-linux-uaccess.h:warning:version-may-be-used-uninitialized |-- arm64-randconfig-004-20241114 | |-- arch-arm64-kvm-..-..-..-virt-kvm-arm-arm.c:error:struct-sched_info-has-no-member-named-run_delay | |-- drivers-clocksource-arm_arch_timer.c:error:hisi_161010101_read_cntvct_el0-undeclared-(first-use-in-this-function) | |-- drivers-mailbox-phytium_mailbox.c:warning:phytium_mbox_acpi_match-defined-but-not-used | |-- drivers-mfd-cros_ec_dev.c:warning:cros_ec_id-defined-but-not-used | |-- fs-ext4-inode.c:warning:unused-variable-sbi | `-- mm-pin_mem.c:error:HUGETLB_PAGE_DTOR-undeclared-(first-use-in-this-function) |-- arm64-randconfig-r063-20241113 | `-- drivers-char-svm.c:WARNING:atomic_dec_and_test-variation-before-object-free-at-line-. |-- x86_64-allyesconfig | |-- drivers-net-ethernet-stmicro-stmmac-dwmac-phytium.c:error:incompatible-pointer-to-integer-conversion-returning-void-from-a-function-with-result-type-int | `-- fs-ext4-inode.c:warning:unused-variable-sbi |-- x86_64-buildonly-randconfig-001-20241113 | |-- crypto-.tmp_sm4_generic.o:warning:objtool:missing-symbol-for-section-.text | |-- drivers-char-ipmi-.tmp_ipmi_poweroff.o:warning:objtool:missing-symbol-for-section-.exit.text | |-- drivers-gpu-drm-vkms-.tmp_vkms_drv.o:warning:objtool:missing-symbol-for-section-.init.text | |-- drivers-iio-chemical-.tmp_bme680_i2c.o:warning:objtool:missing-symbol-for-section-.init.text | |-- drivers-iio-dac-.tmp_ad5696-i2c.o:warning:objtool:missing-symbol-for-section-.init.text | |-- drivers-iio-light-.tmp_si1133.o:warning:objtool:missing-symbol-for-section-.init.text | |-- drivers-iio-light-.tmp_tsl2772.o:warning:objtool:missing-symbol-for-section-.init.text | |-- drivers-iio-proximity-.tmp_isl29501.o:warning:objtool:missing-symbol-for-section-.init.text | |-- drivers-pinctrl-cirrus-.tmp_pinctrl-madera-core.o:warning:objtool:missing-symbol-for-section-.init.text | |-- drivers-regulator-.tmp_sy8106a-regulator.o:warning:objtool:missing-symbol-for-section-.init.text | |-- fs-ext4-inode.c:warning:unused-variable-sbi | |-- fs-fscache-.tmp_stats.o:warning:objtool:missing-symbol-for-section-.text | |-- fs-jfs-.tmp_super.o:warning:objtool:missing-symbol-for-section-.exit.text | |-- kernel-dma-.tmp_contiguous.o:warning:objtool:missing-symbol-for-section-.text | |-- lib-zstd-.tmp_decompress.o:warning:objtool:missing-symbol-for-section-.text | |-- lib-zstd-.tmp_fse_compress.o:warning:objtool:missing-symbol-for-section-.text | |-- lib-zstd-.tmp_huf_compress.o:warning:objtool:missing-symbol-for-section-.text | |-- lib-zstd-.tmp_huf_decompress.o:warning:objtool:missing-symbol-for-section-.text | `-- net-can-j1939-.tmp_main.o:warning:objtool:missing-symbol-for-section-.init.text |-- x86_64-buildonly-randconfig-002-20241113 | `-- drivers-misc-uacce-uacce.c:error:implicit-declaration-of-function-module_refcount-Werror-Wimplicit-function-declaration |-- x86_64-buildonly-randconfig-003-20241113 | |-- drivers-bcma-driver_chipcommon_nflash.o:warning:objtool:missing-symbol-for-section-.text | `-- fs-ext4-inode.c:warning:unused-variable-sbi |-- x86_64-buildonly-randconfig-004-20241113 | |-- fs-ext4-inode.c:warning:unused-variable-sbi | `-- net-tls-tls_device.o:warning:objtool:missing-symbol-for-section-.init.text |-- x86_64-buildonly-randconfig-006-20241113 | |-- fs-ext4-inode.c:warning:unused-variable-sbi | `-- sound-usb-power.o:warning:objtool:missing-symbol-for-section-.text |-- x86_64-defconfig | `-- fs-ext4-inode.c:warning:unused-variable-sbi |-- x86_64-kexec | `-- fs-ext4-inode.c:warning:unused-variable-sbi |-- x86_64-randconfig-001-20241113 | |-- fs-ext4-inode.c:warning:unused-variable-sbi | `-- kernel-sched-core.c:error:implicit-declaration-of-function-tg_update_affinity_domains |-- x86_64-randconfig-002-20241113 | `-- fs-ext4-inode.c:warning:unused-variable-sbi |-- x86_64-randconfig-003-20241113 | |-- fs-ext4-inode.c:warning:unused-variable-sbi | `-- kernel-uid16.o:warning:objtool:__x64_sys_getuid16cold():unreachable-instruction |-- x86_64-randconfig-004-20241113 | `-- fs-ext4-inode.c:warning:unused-variable-sbi |-- x86_64-randconfig-005-20241113 | |-- fs-ext4-inode.c:warning:unused-variable-sbi | `-- kernel-sched-core.c:error:implicit-declaration-of-function-tg_update_affinity_domains |-- x86_64-randconfig-006-20241113 | `-- fs-ext4-inode.c:warning:unused-variable-sbi |-- x86_64-randconfig-012-20241113 | `-- fs-ext4-inode.c:warning:unused-variable-sbi |-- x86_64-randconfig-013-20241113 | |-- arch-x86-events-zhaoxin-core.c:error:redefinition-of-zhaoxin_pmu_init | |-- drivers-usb-serial-ftdi_sio.o:warning:objtool:ftdi_set_termios:can-t-find-switch-jump-table | `-- fs-ext4-inode.c:warning:unused-variable-sbi |-- x86_64-randconfig-014-20241113 | `-- fs-ext4-inode.c:warning:unused-variable-sbi |-- x86_64-randconfig-071-20241113 | `-- fs-ext4-inode.c:warning:unused-variable-sbi |-- x86_64-rhel-8.3 | `-- fs-ext4-inode.c:warning:unused-variable-sbi |-- x86_64-rhel-8.3-func | `-- fs-ext4-inode.c:warning:unused-variable-sbi `-- x86_64-rhel-8.3-kselftests `-- fs-ext4-inode.c:warning:unused-variable-sbi elapsed time: 726m configs tested: 30 configs skipped: 139 tested configs: arm64 allmodconfig gcc-14.2.0 arm64 allnoconfig gcc-14.2.0 arm64 defconfig gcc-14.2.0 arm64 randconfig-001-20241114 gcc-14.2.0 arm64 randconfig-002-20241114 gcc-14.2.0 arm64 randconfig-003-20241114 gcc-14.2.0 arm64 randconfig-004-20241114 gcc-14.2.0 x86_64 allnoconfig clang-19 x86_64 allyesconfig clang-19 x86_64 buildonly-randconfig-001-20241113 clang-19 x86_64 buildonly-randconfig-002-20241113 clang-19 x86_64 buildonly-randconfig-003-20241113 clang-19 x86_64 buildonly-randconfig-004-20241113 clang-19 x86_64 buildonly-randconfig-005-20241113 clang-19 x86_64 buildonly-randconfig-006-20241113 clang-19 x86_64 defconfig gcc-11 x86_64 kexec clang-19 x86_64 randconfig-001-20241113 gcc-12 x86_64 randconfig-002-20241113 gcc-12 x86_64 randconfig-003-20241113 gcc-12 x86_64 randconfig-004-20241113 gcc-12 x86_64 randconfig-005-20241113 gcc-12 x86_64 randconfig-006-20241113 clang-19 x86_64 randconfig-011-20241113 gcc-12 x86_64 randconfig-012-20241113 clang-19 x86_64 randconfig-013-20241113 clang-19 x86_64 randconfig-014-20241113 gcc-12 x86_64 randconfig-015-20241113 gcc-12 x86_64 randconfig-071-20241113 clang-19 x86_64 rhel-8.3 gcc-12 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

1 0

[openeuler:OLK-6.6 1466/1466] drivers/cpufreq/loongson3-acpi-cpufreq.c:89:12: warning: 'lasx_count_threshold' defined but not used
by kernel test robot 14 Nov '24

14 Nov '24

Hi liuyun, FYI, the error/warning still remains. tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: 19640fb08a2ccfb131121859517dfdbc6a04ccb6 commit: 47a0b6f372d7f05822d021f86b21a34fd2142225 [1466/1466] cpufreq: Add cpufreq driver for LoongArch config: loongarch-randconfig-001-20241114 (https://download.01.org/0day-ci/archive/20241114/202411140232.Npxt3xRi-lkp@…) compiler: loongarch64-linux-gcc (GCC) 14.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241114/202411140232.Npxt3xRi-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/202411140232.Npxt3xRi-lkp@intel.com/ All warnings (new ones prefixed by >>): drivers/cpufreq/loongson3-acpi-cpufreq.c:645:5: warning: no previous prototype for 'loongson3_set_mode' [-Wmissing-prototypes] 645 | int loongson3_set_mode(int mode, int freq_level) | ^~~~~~~~~~~~~~~~~~ drivers/cpufreq/loongson3-acpi-cpufreq.c:835:14: warning: no previous prototype for 'load_update' [-Wmissing-prototypes] 835 | unsigned int load_update(struct core_data *core) | ^~~~~~~~~~~ drivers/cpufreq/loongson3-acpi-cpufreq.c:1520:36: warning: 'processor_device_ids' defined but not used [-Wunused-const-variable=] 1520 | static const struct acpi_device_id processor_device_ids[] = { | ^~~~~~~~~~~~~~~~~~~~ >> drivers/cpufreq/loongson3-acpi-cpufreq.c:89:12: warning: 'lasx_count_threshold' defined but not used [-Wunused-variable] 89 | static int lasx_count_threshold = 200; | ^~~~~~~~~~~~~~~~~~~~ vim +/lasx_count_threshold +89 drivers/cpufreq/loongson3-acpi-cpufreq.c 85 86 /* threshold of core's get into msa */ 87 static int msa_count_threshold = 200; 88 /* threshold of core's get into lasx */ > 89 static int lasx_count_threshold = 200; 90 /* other cores' upper load threshold when 1 core get into boost mode and enable msa/lasx */ 91 static int load_threshold = 60; 92 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

1 0

[openeuler:OLK-6.6 1466/1466] drivers/gpu/drm/phytium/phytium_platform.c:253:12: warning: 'phytium_platform_pm_resume' defined but not used
by kernel test robot 14 Nov '24

14 Nov '24

Hi Li, FYI, the error/warning still remains. tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: 19640fb08a2ccfb131121859517dfdbc6a04ccb6 commit: 792b82446538ed840a6e23b89673ce21564702bd [1466/1466] Fix gic support for Phytium S2500 config: arm64-randconfig-002-20241114 (https://download.01.org/0day-ci/archive/20241114/202411140250.sY9gSIIA-lkp@…) compiler: aarch64-linux-gcc (GCC) 14.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241114/202411140250.sY9gSIIA-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/202411140250.sY9gSIIA-lkp@intel.com/ All warnings (new ones prefixed by >>): drivers/gpu/drm/phytium/phytium_platform.c:19:5: warning: no previous prototype for 'phytium_platform_carveout_mem_init' [-Wmissing-prototypes] 19 | int phytium_platform_carveout_mem_init(struct platform_device *pdev, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/phytium/phytium_platform.c:60:6: warning: no previous prototype for 'phytium_platform_carveout_mem_fini' [-Wmissing-prototypes] 60 | void phytium_platform_carveout_mem_fini(struct platform_device *pdev, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ >> drivers/gpu/drm/phytium/phytium_platform.c:253:12: warning: 'phytium_platform_pm_resume' defined but not used [-Wunused-function] 253 | static int phytium_platform_pm_resume(struct device *dev) | ^~~~~~~~~~~~~~~~~~~~~~~~~~ >> drivers/gpu/drm/phytium/phytium_platform.c:245:12: warning: 'phytium_platform_pm_suspend' defined but not used [-Wunused-function] 245 | static int phytium_platform_pm_suspend(struct device *dev) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~ -- drivers/gpu/drm/phytium/phytium_pci.c:23:6: warning: no previous prototype for 'phytium_pci_vram_hw_init' [-Wmissing-prototypes] 23 | void phytium_pci_vram_hw_init(struct phytium_display_private *priv) | ^~~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/phytium/phytium_pci.c:30:5: warning: no previous prototype for 'phytium_pci_vram_init' [-Wmissing-prototypes] 30 | int phytium_pci_vram_init(struct pci_dev *pdev, struct phytium_display_private *priv) | ^~~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/phytium/phytium_pci.c:68:6: warning: no previous prototype for 'phytium_pci_vram_fini' [-Wmissing-prototypes] 68 | void phytium_pci_vram_fini(struct pci_dev *pdev, struct phytium_display_private *priv) | ^~~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/phytium/phytium_pci.c:89:5: warning: no previous prototype for 'phytium_pci_dma_init' [-Wmissing-prototypes] 89 | int phytium_pci_dma_init(struct phytium_display_private *priv) | ^~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/phytium/phytium_pci.c:137:6: warning: no previous prototype for 'phytium_pci_dma_fini' [-Wmissing-prototypes] 137 | void phytium_pci_dma_fini(struct phytium_display_private *priv) | ^~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/phytium/phytium_pci.c: In function 'phytium_pci_probe': drivers/gpu/drm/phytium/phytium_pci.c:236:23: error: implicit declaration of function 'pci_enable_msi'; did you mean 'pci_enable_sriov'? [-Wimplicit-function-declaration] 236 | ret = pci_enable_msi(pdev); | ^~~~~~~~~~~~~~ | pci_enable_sriov drivers/gpu/drm/phytium/phytium_pci.c:271:17: error: implicit declaration of function 'pci_disable_msi'; did you mean 'pci_disable_sriov'? [-Wimplicit-function-declaration] 271 | pci_disable_msi(pdev); | ^~~~~~~~~~~~~~~ | pci_disable_sriov drivers/gpu/drm/phytium/phytium_pci.c: At top level: >> drivers/gpu/drm/phytium/phytium_pci.c:328:12: warning: 'phytium_pci_pm_resume' defined but not used [-Wunused-function] 328 | static int phytium_pci_pm_resume(struct device *dev) | ^~~~~~~~~~~~~~~~~~~~~ >> drivers/gpu/drm/phytium/phytium_pci.c:305:12: warning: 'phytium_pci_pm_suspend' defined but not used [-Wunused-function] 305 | static int phytium_pci_pm_suspend(struct device *dev) | ^~~~~~~~~~~~~~~~~~~~~~ vim +/phytium_platform_pm_resume +253 drivers/gpu/drm/phytium/phytium_platform.c b80df10f845813 lishuo 2024-01-31 244 b80df10f845813 lishuo 2024-01-31 @245 static int phytium_platform_pm_suspend(struct device *dev) b80df10f845813 lishuo 2024-01-31 246 { b80df10f845813 lishuo 2024-01-31 247 struct drm_device *drm_dev = dev_get_drvdata(dev); b80df10f845813 lishuo 2024-01-31 248 struct phytium_display_private *priv = drm_dev->dev_private; b80df10f845813 lishuo 2024-01-31 249 b80df10f845813 lishuo 2024-01-31 250 return priv->display_pm_suspend(drm_dev); b80df10f845813 lishuo 2024-01-31 251 } b80df10f845813 lishuo 2024-01-31 252 b80df10f845813 lishuo 2024-01-31 @253 static int phytium_platform_pm_resume(struct device *dev) b80df10f845813 lishuo 2024-01-31 254 { b80df10f845813 lishuo 2024-01-31 255 struct drm_device *drm_dev = dev_get_drvdata(dev); b80df10f845813 lishuo 2024-01-31 256 struct phytium_display_private *priv = drm_dev->dev_private; b80df10f845813 lishuo 2024-01-31 257 b80df10f845813 lishuo 2024-01-31 258 return priv->display_pm_resume(drm_dev); b80df10f845813 lishuo 2024-01-31 259 } b80df10f845813 lishuo 2024-01-31 260 :::::: The code at line 253 was first introduced by commit :::::: b80df10f845813bb4fc2002b5386ecdfa8be5f6c DRM: Phytium display DRM driver :::::: TO: lishuo <lishuo(a)phytium.com.cn> :::::: CC: lishuo <lishuo(a)phytium.com.cn> -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

1 0

[openeuler:openEuler-1.0-LTS 1294/1294] drivers/gpio/gpio-phytium-platform.c:30:36: warning: 'phytium_gpio_acpi_match' defined but not used
by kernel test robot 14 Nov '24

14 Nov '24

Hi Tian, FYI, the error/warning still remains. tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS head: a81d020c58c2c6a55ebaf15846470a9ecb69bd1a commit: 00711bad7e372a30c4975ba43811ffa666aff0e1 [1294/1294] gpio: add phytium gpio driver config: arm64-randconfig-001-20241114 (https://download.01.org/0day-ci/archive/20241114/202411140242.XxdoeZ1Z-lkp@…) compiler: aarch64-linux-gcc (GCC) 14.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241114/202411140242.XxdoeZ1Z-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/202411140242.XxdoeZ1Z-lkp@intel.com/ All warnings (new ones prefixed by >>): >> drivers/gpio/gpio-phytium-platform.c:30:36: warning: 'phytium_gpio_acpi_match' defined but not used [-Wunused-const-variable=] 30 | static const struct acpi_device_id phytium_gpio_acpi_match[] = { | ^~~~~~~~~~~~~~~~~~~~~~~ Kconfig warnings: (for reference only) WARNING: unmet direct dependencies detected for HARDLOCKUP_DETECTOR Depends on [n]: DEBUG_KERNEL [=n] && !S390 && (HAVE_HARDLOCKUP_DETECTOR_PERF [=n] || HAVE_HARDLOCKUP_DETECTOR_ARCH [=y]) Selected by [y]: - SDEI_WATCHDOG [=y] && <choice> && ARM_SDE_INTERFACE [=y] && !HARDLOCKUP_CHECK_TIMESTAMP [=n] vim +/phytium_gpio_acpi_match +30 drivers/gpio/gpio-phytium-platform.c 29 > 30 static const struct acpi_device_id phytium_gpio_acpi_match[] = { 31 { "PHYT0001", 0 }, 32 { } 33 }; 34 MODULE_DEVICE_TABLE(acpi, phytium_gpio_acpi_match); 35 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

1 0

[openeuler:openEuler-1.0-LTS 1294/1294] drivers/misc/uacce/uacce.c:739:6: error: implicit declaration of function 'module_refcount'
by kernel test robot 13 Nov '24

13 Nov '24

tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS head: a81d020c58c2c6a55ebaf15846470a9ecb69bd1a commit: 451823febcb610969f048556cedc41b5e08fafb1 [1294/1294] UACCE backport from mainline config: x86_64-buildonly-randconfig-002-20241113 (https://download.01.org/0day-ci/archive/20241113/202411132335.bYokl2ag-lkp@…) compiler: clang version 19.1.3 (https://github.com/llvm/llvm-project ab51eccf88f5321e7c60591c5546b254b6afab99) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241113/202411132335.bYokl2ag-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/202411132335.bYokl2ag-lkp@intel.com/ All errors (new ones prefixed by >>): >> drivers/misc/uacce/uacce.c:739:6: error: implicit declaration of function 'module_refcount' [-Werror,-Wimplicit-function-declaration] 739 | if (module_refcount(uacce->pdev->driver->owner) > 0) | ^ drivers/misc/uacce/uacce.c:1032:16: warning: unused variable 'uacce' [-Wunused-variable] 1032 | struct uacce *uacce = UACCE_FROM_CDEV_ATTR(dev); | ^~~~~ drivers/misc/uacce/uacce.c:1046:16: warning: unused variable 'uacce' [-Wunused-variable] 1046 | struct uacce *uacce = UACCE_FROM_CDEV_ATTR(dev); | ^~~~~ 2 warnings and 1 error generated. vim +/module_refcount +739 drivers/misc/uacce/uacce.c 1998d80a018804 drivers/uacce/uacce.c Mingqiang Ling 2019-04-23 717 8bf65d5558d0bd drivers/uacce/uacce.c Mingqiang Ling 2019-07-11 718 /* 8bf65d5558d0bd drivers/uacce/uacce.c Mingqiang Ling 2019-07-11 719 * While user space releases a queue, all the relatives on the queue 76dbd49be7fc95 drivers/uacce/uacce.c xuzaibo 2019-07-11 720 * should be released imediately by this putting. 1998d80a018804 drivers/uacce/uacce.c Mingqiang Ling 2019-04-23 721 */ f7acb5166348bf drivers/uacce/uacce.c Yu'an Wang 2020-02-20 722 static void uacce_put_queue(struct uacce_queue *q) 1998d80a018804 drivers/uacce/uacce.c Mingqiang Ling 2019-04-23 723 { 8bf65d5558d0bd drivers/uacce/uacce.c Mingqiang Ling 2019-07-11 724 struct uacce *uacce = q->uacce; e3234bd66f0c97 drivers/uacce/uacce.c xuzaibo 2019-05-13 725 8bf65d5558d0bd drivers/uacce/uacce.c Mingqiang Ling 2019-07-11 726 /* 8bf65d5558d0bd drivers/uacce/uacce.c Mingqiang Ling 2019-07-11 727 * To do: we should vm_munmap mmio and dus regions, currently we munmap 8bf65d5558d0bd drivers/uacce/uacce.c Mingqiang Ling 2019-07-11 728 * mmio and dus region before put queue. 8bf65d5558d0bd drivers/uacce/uacce.c Mingqiang Ling 2019-07-11 729 */ 8bf65d5558d0bd drivers/uacce/uacce.c Mingqiang Ling 2019-07-11 730 if (uacce->ops->stop_queue) 8bf65d5558d0bd drivers/uacce/uacce.c Mingqiang Ling 2019-07-11 731 uacce->ops->stop_queue(q); 299b4bc20a682a drivers/uacce/uacce.c lingmingqiang 2019-05-06 732 8bf65d5558d0bd drivers/uacce/uacce.c Mingqiang Ling 2019-07-11 733 if (uacce->ops->put_queue) 8bf65d5558d0bd drivers/uacce/uacce.c Mingqiang Ling 2019-07-11 734 uacce->ops->put_queue(q); 8bf65d5558d0bd drivers/uacce/uacce.c Mingqiang Ling 2019-07-11 735 8bf65d5558d0bd drivers/uacce/uacce.c Mingqiang Ling 2019-07-11 736 q->state = UACCE_Q_ZOMBIE; f7acb5166348bf drivers/uacce/uacce.c Yu'an Wang 2020-02-20 737 q->filep->private_data = NULL; f7acb5166348bf drivers/uacce/uacce.c Yu'an Wang 2020-02-20 738 uacce_queue_drain(q); f7acb5166348bf drivers/uacce/uacce.c Yu'an Wang 2020-02-20 @739 if (module_refcount(uacce->pdev->driver->owner) > 0) f7acb5166348bf drivers/uacce/uacce.c Yu'an Wang 2020-02-20 740 module_put(uacce->pdev->driver->owner); 1998d80a018804 drivers/uacce/uacce.c Mingqiang Ling 2019-04-23 741 } 1998d80a018804 drivers/uacce/uacce.c Mingqiang Ling 2019-04-23 742 :::::: The code at line 739 was first introduced by commit :::::: f7acb5166348bf6c75ac40c5e6e14726bc3ca578 uacce: Remove uacce mode 1 relatives :::::: TO: Yu'an Wang <wangyuan46(a)huawei.com> :::::: CC: Yang Yingliang <yangyingliang(a)huawei.com> -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

1 0

[openeuler:openEuler-1.0-LTS 1290/1290] kernel/sched/grid/qos.c:84:31: error: 'struct mempolicy' has no member named 'v'
by kernel test robot 13 Nov '24

13 Nov '24

Hi Wang, FYI, the error/warning still remains. tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS head: a81d020c58c2c6a55ebaf15846470a9ecb69bd1a commit: ce35ded5d5774f055f6850b15032066ff4936414 [1290/1290] sched: smart grid: init sched_grid_qos structure on QOS purpose config: arm64-randconfig-001-20241112 (https://download.01.org/0day-ci/archive/20241113/202411132206.ErjpyMwe-lkp@…) compiler: aarch64-linux-gcc (GCC) 14.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241113/202411132206.ErjpyMwe-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/202411132206.ErjpyMwe-lkp@intel.com/ All errors (new ones prefixed by >>): In file included from kernel/sched/grid/qos.c:19: kernel/sched/grid/qos.c: In function 'sched_grid_preferred_interleave_nid': >> kernel/sched/grid/qos.c:84:31: error: 'struct mempolicy' has no member named 'v' 84 | if (nodes_equal(policy->v.nodes, *preferred_nmask)) | ^~ include/linux/nodemask.h:202:41: note: in definition of macro 'nodes_equal' 202 | __nodes_equal(&(src1), &(src2), MAX_NUMNODES) | ^~~~ kernel/sched/grid/qos.c:91:32: error: 'struct mempolicy' has no member named 'v' 91 | nodes_and(nmask, policy->v.nodes, *preferred_nmask); | ^~ include/linux/nodemask.h:162:47: note: in definition of macro 'nodes_and' 162 | __nodes_and(&(dst), &(src1), &(src2), MAX_NUMNODES) | ^~~~ >> kernel/sched/grid/qos.c:95:31: error: 'struct task_struct' has no member named 'il_prev' 95 | next = next_node_in(me->il_prev, nmask); | ^~ include/linux/nodemask.h:278:46: note: in definition of macro 'next_node_in' 278 | #define next_node_in(n, src) __next_node_in((n), &(src)) | ^ kernel/sched/grid/qos.c:97:19: error: 'struct task_struct' has no member named 'il_prev' 97 | me->il_prev = next; | ^~ In file included from kernel/sched/grid/qos.c:20: include/linux/mempolicy.h: At top level: include/linux/mempolicy.h:329:13: warning: '__do_mbind' defined but not used [-Wunused-function] 329 | static long __do_mbind(unsigned long start, unsigned long len, | ^~~~~~~~~~ vim +84 kernel/sched/grid/qos.c > 19 #include <linux/nodemask.h> 20 #include <linux/mempolicy.h> 21 #include <linux/slab.h> 22 #include <linux/sched.h> 23 #include <linux/sched/grid_qos.h> 24 #include "internal.h" 25 26 static int qos_affinity_set(struct task_struct *p) 27 { 28 int n; 29 struct sched_grid_qos_affinity *affinity = &p->grid_qos->affinity; 30 31 nodes_clear(affinity->mem_preferred_node_mask); 32 /* 33 * We want the memory allocation to be as close to the CPU 34 * as possible, and adjust after getting memory bandwidth usage. 35 */ 36 for (n = 0; n < nr_node_ids; n++) 37 if (cpumask_intersects(cpumask_of_node(n), p->prefer_cpus)) 38 node_set(n, affinity->mem_preferred_node_mask); 39 40 return 0; 41 } 42 43 int sched_grid_qos_fork(struct task_struct *p, struct task_struct *orig) 44 { 45 struct sched_grid_qos *qos; 46 47 qos = kzalloc(sizeof(*qos), GFP_KERNEL); 48 if (!qos) 49 return -ENOMEM; 50 51 qos_power_init(&qos->power); 52 qos_stat_init(&qos->stat); 53 54 nodes_clear(qos->affinity.mem_preferred_node_mask); 55 if (likely(orig->grid_qos)) 56 qos->affinity = orig->grid_qos->affinity; 57 qos->affinity_set = qos_affinity_set; 58 p->grid_qos = qos; 59 60 return 0; 61 } 62 63 void sched_grid_qos_free(struct task_struct *p) 64 { 65 kfree(p->grid_qos); 66 p->grid_qos = NULL; 67 } 68 69 /* dynamic select a more appropriate preferred interleave nid for process */ 70 int sched_grid_preferred_interleave_nid(struct mempolicy *policy) 71 { 72 nodemask_t nmask; 73 unsigned int next; 74 struct task_struct *me = current; 75 nodemask_t *preferred_nmask = NULL; 76 77 if (likely(me->grid_qos)) 78 preferred_nmask = 79 &me->grid_qos->affinity.mem_preferred_node_mask; 80 81 if (!preferred_nmask || !policy) 82 return NUMA_NO_NODE; 83 > 84 if (nodes_equal(policy->v.nodes, *preferred_nmask)) 85 return NUMA_NO_NODE; 86 /* 87 * We perceive the actual consumption of memory bandwidth 88 * in each node and post a preferred interleave nid in 89 * more appropriate range. 90 */ > 91 nodes_and(nmask, policy->v.nodes, *preferred_nmask); 92 if (nodes_empty(nmask)) 93 return NUMA_NO_NODE; 94 > 95 next = next_node_in(me->il_prev, nmask); 96 if (next < MAX_NUMNODES) 97 me->il_prev = next; 98 return next; 99 } 100 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

1 0