Hi Mina, Thank you for the patch! Yet something to improve: [auto build test ERROR on hnaz-mm/master] url: https://github.com/0day-ci/linux/commits/Mina-Almasry/mm-hugepages-add-mremap-support-for-hugepage-backed-vma/20211007-034701 base: https://github.com/hnaz/linux-mm master config: um-x86_64_defconfig (attached as .config) compiler: gcc-9 (Debian 9.3.0-22) 9.3.0 reproduce (this is a W=1 build): # https://github.com/0day-ci/linux/commit/3829eb526dc386bfb3870172413086cd8f874738 git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Mina-Almasry/mm-hugepages-add-mremap-support-for-hugepage-backed-vma/20211007-034701 git checkout 3829eb526dc386bfb3870172413086cd8f874738 # save the attached .config to linux build tree mkdir build_dir make W=1 O=build_dir ARCH=um SUBARCH=x86_64 SHELL=/bin/bash If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> All error/warnings (new ones prefixed by >>): ld: kernel/sysctl.o: in function `hugetlb_vma_shareable': >> sysctl.c:(.text+0x1dc0): multiple definition of `hugetlb_vma_shareable'; kernel/fork.o:fork.c:(.text+0xc90): first defined here ld: kernel/sched/core.o: in function `hugetlb_vma_shareable': core.c:(.text+0x7a0): multiple definition of `hugetlb_vma_shareable'; kernel/fork.o:fork.c:(.text+0xc90): first defined here ld: kernel/sched/loadavg.o: in function `hugetlb_vma_shareable': loadavg.c:(.text+0x0): multiple definition of `hugetlb_vma_shareable'; kernel/fork.o:fork.c:(.text+0xc90): first defined here ld: kernel/sched/clock.o: in function `hugetlb_vma_shareable': clock.c:(.text+0x20): multiple definition of `hugetlb_vma_shareable'; kernel/fork.o:fork.c:(.text+0xc90): first defined here ld: kernel/sched/cputime.o: in function `hugetlb_vma_shareable': cputime.c:(.text+0x0): multiple definition of `hugetlb_vma_shareable'; kernel/fork.o:fork.c:(.text+0xc90): first defined here ld: kernel/sched/idle.o: in function `hugetlb_vma_shareable': idle.c:(.text+0x110): multiple definition of `hugetlb_vma_shareable'; kernel/fork.o:fork.c:(.text+0xc90): first defined here ld: kernel/sched/fair.o: in function `hugetlb_vma_shareable': fair.c:(.text+0x2010): multiple definition of `hugetlb_vma_shareable'; kernel/fork.o:fork.c:(.text+0xc90): first defined here ld: kernel/sched/rt.o: in function `hugetlb_vma_shareable': rt.c:(.text+0x1040): multiple definition of `hugetlb_vma_shareable'; kernel/fork.o:fork.c:(.text+0xc90): first defined here ld: kernel/sched/deadline.o: in function `hugetlb_vma_shareable': deadline.c:(.text+0x2610): multiple definition of `hugetlb_vma_shareable'; kernel/fork.o:fork.c:(.text+0xc90): first defined here ld: kernel/sched/wait.o: in function `hugetlb_vma_shareable': wait.c:(.text+0xa70): multiple definition of `hugetlb_vma_shareable'; kernel/fork.o:fork.c:(.text+0xc90): first defined here ld: kernel/sched/wait_bit.o: in function `hugetlb_vma_shareable': wait_bit.c:(.text+0x240): multiple definition of `hugetlb_vma_shareable'; kernel/fork.o:fork.c:(.text+0xc90): first defined here ld: kernel/sched/swait.o: in function `hugetlb_vma_shareable': swait.c:(.text+0x3f0): multiple definition of `hugetlb_vma_shareable'; kernel/fork.o:fork.c:(.text+0xc90): first defined here ld: kernel/sched/completion.o: in function `hugetlb_vma_shareable': completion.c:(.text+0x180): multiple definition of `hugetlb_vma_shareable'; kernel/fork.o:fork.c:(.text+0xc90): first defined here ld: kernel/sched/debug.o: in function `hugetlb_vma_shareable': debug.c:(.text+0x0): multiple definition of `hugetlb_vma_shareable'; kernel/fork.o:fork.c:(.text+0xc90): first defined here ld: kernel/sched/cpuacct.o: in function `hugetlb_vma_shareable': cpuacct.c:(.text+0x400): multiple definition of `hugetlb_vma_shareable'; kernel/fork.o:fork.c:(.text+0xc90): first defined here ld: kernel/sched/membarrier.o: in function `hugetlb_vma_shareable': membarrier.c:(.text+0x0): multiple definition of `hugetlb_vma_shareable'; kernel/fork.o:fork.c:(.text+0xc90): first defined here ld: mm/filemap.o: in function `hugetlb_vma_shareable': filemap.c:(.text+0x47f0): multiple definition of `hugetlb_vma_shareable'; kernel/fork.o:fork.c:(.text+0xc90): first defined here ld: mm/folio-compat.o: in function `hugetlb_vma_shareable': folio-compat.c:(.text+0x2a0): multiple definition of `hugetlb_vma_shareable'; kernel/fork.o:fork.c:(.text+0xc90): first defined here ld: mm/swap.o: in function `hugetlb_vma_shareable': swap.c:(.text+0x1a30): multiple definition of `hugetlb_vma_shareable'; kernel/fork.o:fork.c:(.text+0xc90): first defined here ld: mm/vmscan.o: in function `hugetlb_vma_shareable': vmscan.c:(.text+0x24c0): multiple definition of `hugetlb_vma_shareable'; kernel/fork.o:fork.c:(.text+0xc90): first defined here ld: mm/shmem.o: in function `hugetlb_vma_shareable': shmem.c:(.text+0x52b0): multiple definition of `hugetlb_vma_shareable'; kernel/fork.o:fork.c:(.text+0xc90): first defined here ld: mm/util.o: in function `hugetlb_vma_shareable': util.c:(.text+0xcb0): multiple definition of `hugetlb_vma_shareable'; kernel/fork.o:fork.c:(.text+0xc90): first defined here ld: mm/compaction.o: in function `hugetlb_vma_shareable': compaction.c:(.text+0x0): multiple definition of `hugetlb_vma_shareable'; kernel/fork.o:fork.c:(.text+0xc90): first defined here ld: mm/debug.o: in function `hugetlb_vma_shareable': debug.c:(.text+0x1b0): multiple definition of `hugetlb_vma_shareable'; kernel/fork.o:fork.c:(.text+0xc90): first defined here ld: mm/gup.o: in function `hugetlb_vma_shareable': gup.c:(.text+0x800): multiple definition of `hugetlb_vma_shareable'; kernel/fork.o:fork.c:(.text+0xc90): first defined here ld: mm/memory.o: in function `hugetlb_vma_shareable': memory.c:(.text+0xc70): multiple definition of `hugetlb_vma_shareable'; kernel/fork.o:fork.c:(.text+0xc90): first defined here ld: mm/mincore.o: in function `hugetlb_vma_shareable': mincore.c:(.text+0x2b0): multiple definition of `hugetlb_vma_shareable'; kernel/fork.o:fork.c:(.text+0xc90): first defined here ld: mm/mlock.o: in function `hugetlb_vma_shareable': mlock.c:(.text+0x740): multiple definition of `hugetlb_vma_shareable'; kernel/fork.o:fork.c:(.text+0xc90): first defined here ld: mm/mmap.o: in function `hugetlb_vma_shareable': mmap.c:(.text+0xa20): multiple definition of `hugetlb_vma_shareable'; kernel/fork.o:fork.c:(.text+0xc90): first defined here ld: mm/mprotect.o: in function `hugetlb_vma_shareable': mprotect.c:(.text+0x0): multiple definition of `hugetlb_vma_shareable'; kernel/fork.o:fork.c:(.text+0xc90): first defined here ld: mm/mremap.o: in function `hugetlb_vma_shareable': mremap.c:(.text+0x210): multiple definition of `hugetlb_vma_shareable'; kernel/fork.o:fork.c:(.text+0xc90): first defined here ld: mm/page_vma_mapped.o: in function `hugetlb_vma_shareable': page_vma_mapped.c:(.text+0x0): multiple definition of `hugetlb_vma_shareable'; kernel/fork.o:fork.c:(.text+0xc90): first defined here ld: mm/pagewalk.o: in function `hugetlb_vma_shareable': pagewalk.c:(.text+0x5c0): multiple definition of `hugetlb_vma_shareable'; kernel/fork.o:fork.c:(.text+0xc90): first defined here ld: mm/pgtable-generic.o: in function `hugetlb_vma_shareable': pgtable-generic.c:(.text+0x0): multiple definition of `hugetlb_vma_shareable'; kernel/fork.o:fork.c:(.text+0xc90): first defined here ld: mm/rmap.o: in function `hugetlb_vma_shareable': rmap.c:(.text+0x7d0): multiple definition of `hugetlb_vma_shareable'; kernel/fork.o:fork.c:(.text+0xc90): first defined here ld: mm/vmalloc.o: in function `hugetlb_vma_shareable': vmalloc.c:(.text+0x2870): multiple definition of `hugetlb_vma_shareable'; kernel/fork.o:fork.c:(.text+0xc90): first defined here ld: mm/page_alloc.o: in function `hugetlb_vma_shareable': page_alloc.c:(.text+0x1bb0): multiple definition of `hugetlb_vma_shareable'; kernel/fork.o:fork.c:(.text+0xc90): first defined here ld: mm/madvise.o: in function `hugetlb_vma_shareable': madvise.c:(.text+0x1770): multiple definition of `hugetlb_vma_shareable'; kernel/fork.o:fork.c:(.text+0xc90): first defined here ld: mm/swap_state.o: in function `hugetlb_vma_shareable': swap_state.c:(.text+0x120): multiple definition of `hugetlb_vma_shareable'; kernel/fork.o:fork.c:(.text+0xc90): first defined here ld: mm/swapfile.o: in function `hugetlb_vma_shareable': swapfile.c:(.text+0x1050): multiple definition of `hugetlb_vma_shareable'; kernel/fork.o:fork.c:(.text+0xc90): first defined here ld: mm/memfd.o: in function `hugetlb_vma_shareable': memfd.c:(.text+0x4a0): multiple definition of `hugetlb_vma_shareable'; kernel/fork.o:fork.c:(.text+0xc90): first defined here ld: fs/aio.o: in function `hugetlb_vma_shareable': aio.c:(.text+0x37f0): multiple definition of `hugetlb_vma_shareable'; kernel/fork.o:fork.c:(.text+0xc90): first defined here ld: fs/io_uring.o: in function `hugetlb_vma_shareable': io_uring.c:(.text+0xdb10): multiple definition of `hugetlb_vma_shareable'; kernel/fork.o:fork.c:(.text+0xc90): first defined here ld: fs/binfmt_elf.o: in function `hugetlb_vma_shareable': binfmt_elf.c:(.text+0x3190): multiple definition of `hugetlb_vma_shareable'; kernel/fork.o:fork.c:(.text+0xc90): first defined here ld: fs/iomap/buffered-io.o: in function `hugetlb_vma_shareable': buffered-io.c:(.text+0x3730): multiple definition of `hugetlb_vma_shareable'; kernel/fork.o:fork.c:(.text+0xc90): first defined here ld: fs/proc/task_mmu.o: in function `hugetlb_vma_shareable': task_mmu.c:(.text+0x1f90): multiple definition of `hugetlb_vma_shareable'; kernel/fork.o:fork.c:(.text+0xc90): first defined here ld: fs/proc/array.o: in function `hugetlb_vma_shareable': array.c:(.text+0x70): multiple definition of `hugetlb_vma_shareable'; kernel/fork.o:fork.c:(.text+0xc90): first defined here ld: fs/proc/meminfo.o: in function `hugetlb_vma_shareable': meminfo.c:(.text+0x50): multiple definition of `hugetlb_vma_shareable'; kernel/fork.o:fork.c:(.text+0xc90): first defined here ld: fs/proc/page.o: in function `hugetlb_vma_shareable': page.c:(.text+0x1c0): multiple definition of `hugetlb_vma_shareable'; kernel/fork.o:fork.c:(.text+0xc90): first defined here ld: ipc/shm.o: in function `hugetlb_vma_shareable': shm.c:(.text+0x14c0): multiple definition of `hugetlb_vma_shareable'; kernel/fork.o:fork.c:(.text+0xc90): first defined here ld: security/commoncap.o: in function `hugetlb_vma_shareable': commoncap.c:(.text+0x70): multiple definition of `hugetlb_vma_shareable'; kernel/fork.o:fork.c:(.text+0xc90): first defined here -- In file included from kernel/fork.c:51: >> include/linux/hugetlb.h:417:6: warning: no previous prototype for 'hugetlb_vma_shareable' [-Wmissing-prototypes] 417 | bool hugetlb_vma_shareable(struct vm_area_struct *vma, unsigned long addr) | ^~~~~~~~~~~~~~~~~~~~~ kernel/fork.c:161:13: warning: no previous prototype for 'arch_release_task_struct' [-Wmissing-prototypes] 161 | void __weak arch_release_task_struct(struct task_struct *tsk) | ^~~~~~~~~~~~~~~~~~~~~~~~ kernel/fork.c:814:20: warning: no previous prototype for 'arch_task_cache_init' [-Wmissing-prototypes] 814 | void __init __weak arch_task_cache_init(void) { } | ^~~~~~~~~~~~~~~~~~~~ kernel/fork.c:909:12: warning: no previous prototype for 'arch_dup_task_struct' [-Wmissing-prototypes] 909 | int __weak arch_dup_task_struct(struct task_struct *dst, | ^~~~~~~~~~~~~~~~~~~~ In file included from kernel/fork.c:51: include/linux/hugetlb.h:240:12: warning: 'huge_pmd_shared' defined but not used [-Wunused-function] 240 | static int huge_pmd_shared(struct vm_area_struct *vma, pte_t *ptep) | ^~~~~~~~~~~~~~~ -- In file included from kernel/sysctl.c:46: >> include/linux/hugetlb.h:417:6: warning: no previous prototype for 'hugetlb_vma_shareable' [-Wmissing-prototypes] 417 | bool hugetlb_vma_shareable(struct vm_area_struct *vma, unsigned long addr) | ^~~~~~~~~~~~~~~~~~~~~ In file included from kernel/sysctl.c:46: include/linux/hugetlb.h:240:12: warning: 'huge_pmd_shared' defined but not used [-Wunused-function] 240 | static int huge_pmd_shared(struct vm_area_struct *vma, pte_t *ptep) | ^~~~~~~~~~~~~~~ -- In file included from include/linux/migrate.h:8, from kernel/sched/sched.h:53, from kernel/sched/core.c:13: >> include/linux/hugetlb.h:417:6: warning: no previous prototype for 'hugetlb_vma_shareable' [-Wmissing-prototypes] 417 | bool hugetlb_vma_shareable(struct vm_area_struct *vma, unsigned long addr) | ^~~~~~~~~~~~~~~~~~~~~ kernel/sched/core.c: In function 'ttwu_stat': kernel/sched/core.c:3482:13: warning: variable 'rq' set but not used [-Wunused-but-set-variable] 3482 | struct rq *rq; | ^~ In file included from include/linux/migrate.h:8, from kernel/sched/sched.h:53, from kernel/sched/core.c:13: At top level: include/linux/hugetlb.h:240:12: warning: 'huge_pmd_shared' defined but not used [-Wunused-function] 240 | static int huge_pmd_shared(struct vm_area_struct *vma, pte_t *ptep) | ^~~~~~~~~~~~~~~ -- In file included from include/linux/migrate.h:8, from kernel/sched/sched.h:53, from kernel/sched/fair.c:23: >> include/linux/hugetlb.h:417:6: warning: no previous prototype for 'hugetlb_vma_shareable' [-Wmissing-prototypes] 417 | bool hugetlb_vma_shareable(struct vm_area_struct *vma, unsigned long addr) | ^~~~~~~~~~~~~~~~~~~~~ kernel/sched/fair.c:631:5: warning: no previous prototype for 'sched_update_scaling' [-Wmissing-prototypes] 631 | int sched_update_scaling(void) | ^~~~~~~~~~~~~~~~~~~~ kernel/sched/fair.c: In function 'update_curr': kernel/sched/fair.c:860:28: warning: variable 'stats' set but not used [-Wunused-but-set-variable] 860 | struct sched_statistics *stats; | ^~~~~ kernel/sched/fair.c: In function 'update_stats_wait_start_fair': kernel/sched/fair.c:893:22: warning: variable 'p' set but not used [-Wunused-but-set-variable] 893 | struct task_struct *p = NULL; | ^ kernel/sched/fair.c:892:27: warning: variable 'stats' set but not used [-Wunused-but-set-variable] 892 | struct sched_statistics *stats; | ^~~~~ kernel/sched/fair.c: In function 'update_stats_wait_end_fair': kernel/sched/fair.c:910:22: warning: variable 'p' set but not used [-Wunused-but-set-variable] 910 | struct task_struct *p = NULL; | ^ kernel/sched/fair.c:909:27: warning: variable 'stats' set but not used [-Wunused-but-set-variable] 909 | struct sched_statistics *stats; | ^~~~~ kernel/sched/fair.c: In function 'update_stats_enqueue_sleeper_fair': kernel/sched/fair.c:936:22: warning: variable 'tsk' set but not used [-Wunused-but-set-variable] 936 | struct task_struct *tsk = NULL; | ^~~ kernel/sched/fair.c:935:27: warning: variable 'stats' set but not used [-Wunused-but-set-variable] 935 | struct sched_statistics *stats; | ^~~~~ kernel/sched/fair.c: In function 'set_next_entity': kernel/sched/fair.c:4451:28: warning: variable 'stats' set but not used [-Wunused-but-set-variable] 4451 | struct sched_statistics *stats; | ^~~~~ In file included from include/linux/migrate.h:8, from kernel/sched/sched.h:53, from kernel/sched/fair.c:23: At top level: include/linux/hugetlb.h:240:12: warning: 'huge_pmd_shared' defined but not used [-Wunused-function] 240 | static int huge_pmd_shared(struct vm_area_struct *vma, pte_t *ptep) | ^~~~~~~~~~~~~~~ -- In file included from include/linux/migrate.h:8, from kernel/sched/sched.h:53, from kernel/sched/rt.c:6: >> include/linux/hugetlb.h:417:6: warning: no previous prototype for 'hugetlb_vma_shareable' [-Wmissing-prototypes] 417 | bool hugetlb_vma_shareable(struct vm_area_struct *vma, unsigned long addr) | ^~~~~~~~~~~~~~~~~~~~~ kernel/sched/rt.c:669:6: warning: no previous prototype for 'sched_rt_bandwidth_account' [-Wmissing-prototypes] 669 | bool sched_rt_bandwidth_account(struct rt_rq *rt_rq) | ^~~~~~~~~~~~~~~~~~~~~~~~~~ kernel/sched/rt.c: In function 'update_stats_wait_start_rt': kernel/sched/rt.c:1292:22: warning: variable 'p' set but not used [-Wunused-but-set-variable] 1292 | struct task_struct *p = NULL; | ^ kernel/sched/rt.c: In function 'update_stats_enqueue_sleeper_rt': kernel/sched/rt.c:1311:22: warning: variable 'p' set but not used [-Wunused-but-set-variable] 1311 | struct task_struct *p = NULL; | ^ kernel/sched/rt.c: In function 'update_stats_wait_end_rt': kernel/sched/rt.c:1341:22: warning: variable 'p' set but not used [-Wunused-but-set-variable] 1341 | struct task_struct *p = NULL; | ^ In file included from include/linux/migrate.h:8, from kernel/sched/sched.h:53, from kernel/sched/rt.c:6: At top level: include/linux/hugetlb.h:240:12: warning: 'huge_pmd_shared' defined but not used [-Wunused-function] 240 | static int huge_pmd_shared(struct vm_area_struct *vma, pte_t *ptep) | ^~~~~~~~~~~~~~~ -- In file included from include/linux/migrate.h:8, from kernel/sched/sched.h:53, from kernel/sched/deadline.c:18: >> include/linux/hugetlb.h:417:6: warning: no previous prototype for 'hugetlb_vma_shareable' [-Wmissing-prototypes] 417 | bool hugetlb_vma_shareable(struct vm_area_struct *vma, unsigned long addr) | ^~~~~~~~~~~~~~~~~~~~~ kernel/sched/deadline.c: In function 'update_stats_wait_start_dl': kernel/sched/deadline.c:1486:27: warning: variable 'stats' set but not used [-Wunused-but-set-variable] 1486 | struct sched_statistics *stats; | ^~~~~ kernel/sched/deadline.c: In function 'update_stats_wait_end_dl': kernel/sched/deadline.c:1498:27: warning: variable 'stats' set but not used [-Wunused-but-set-variable] 1498 | struct sched_statistics *stats; | ^~~~~ kernel/sched/deadline.c: In function 'update_stats_enqueue_sleeper_dl': kernel/sched/deadline.c:1510:27: warning: variable 'stats' set but not used [-Wunused-but-set-variable] 1510 | struct sched_statistics *stats; | ^~~~~ In file included from include/linux/migrate.h:8, from kernel/sched/sched.h:53, from kernel/sched/deadline.c:18: At top level: include/linux/hugetlb.h:240:12: warning: 'huge_pmd_shared' defined but not used [-Wunused-function] 240 | static int huge_pmd_shared(struct vm_area_struct *vma, pte_t *ptep) | ^~~~~~~~~~~~~~~ -- In file included from include/linux/migrate.h:8, from kernel/sched/sched.h:53, from kernel/sched/debug.c:9: >> include/linux/hugetlb.h:417:6: warning: no previous prototype for 'hugetlb_vma_shareable' [-Wmissing-prototypes] 417 | bool hugetlb_vma_shareable(struct vm_area_struct *vma, unsigned long addr) | ^~~~~~~~~~~~~~~~~~~~~ kernel/sched/debug.c: In function 'print_cfs_group_stats': kernel/sched/debug.c:466:41: warning: unused variable 'stats' [-Wunused-variable] 466 | struct sched_statistics *stats = __schedstats_from_se(se); | ^~~~~ In file included from include/linux/migrate.h:8, from kernel/sched/sched.h:53, from kernel/sched/debug.c:9: At top level: include/linux/hugetlb.h:240:12: warning: 'huge_pmd_shared' defined but not used [-Wunused-function] 240 | static int huge_pmd_shared(struct vm_area_struct *vma, pte_t *ptep) | ^~~~~~~~~~~~~~~ -- In file included from mm/vmalloc.c:40: >> include/linux/hugetlb.h:417:6: warning: no previous prototype for 'hugetlb_vma_shareable' [-Wmissing-prototypes] 417 | bool hugetlb_vma_shareable(struct vm_area_struct *vma, unsigned long addr) | ^~~~~~~~~~~~~~~~~~~~~ mm/vmalloc.c:1654:6: warning: no previous prototype for 'set_iounmap_nonlazy' [-Wmissing-prototypes] 1654 | void set_iounmap_nonlazy(void) | ^~~~~~~~~~~~~~~~~~~ In file included from mm/vmalloc.c:40: include/linux/hugetlb.h:240:12: warning: 'huge_pmd_shared' defined but not used [-Wunused-function] 240 | static int huge_pmd_shared(struct vm_area_struct *vma, pte_t *ptep) | ^~~~~~~~~~~~~~~ -- In file included from include/linux/migrate.h:8, from mm/page_alloc.c:61: >> include/linux/hugetlb.h:417:6: warning: no previous prototype for 'hugetlb_vma_shareable' [-Wmissing-prototypes] 417 | bool hugetlb_vma_shareable(struct vm_area_struct *vma, unsigned long addr) | ^~~~~~~~~~~~~~~~~~~~~ mm/page_alloc.c:3802:15: warning: no previous prototype for 'should_fail_alloc_page' [-Wmissing-prototypes] 3802 | noinline bool should_fail_alloc_page(gfp_t gfp_mask, unsigned int order) | ^~~~~~~~~~~~~~~~~~~~~~ In file included from include/linux/migrate.h:8, from mm/page_alloc.c:61: include/linux/hugetlb.h:240:12: warning: 'huge_pmd_shared' defined but not used [-Wunused-function] 240 | static int huge_pmd_shared(struct vm_area_struct *vma, pte_t *ptep) | ^~~~~~~~~~~~~~~ -- In file included from fs/io_uring.c:71: >> include/linux/hugetlb.h:417:6: warning: no previous prototype for 'hugetlb_vma_shareable' [-Wmissing-prototypes] 417 | bool hugetlb_vma_shareable(struct vm_area_struct *vma, unsigned long addr) | ^~~~~~~~~~~~~~~~~~~~~ fs/io_uring.c: In function 'io_queue_async_work': fs/io_uring.c:1491:61: warning: parameter 'locked' set but not used [-Wunused-but-set-parameter] 1491 | static void io_queue_async_work(struct io_kiocb *req, bool *locked) | ~~~~~~^~~~~~ fs/io_uring.c: In function '__io_submit_flush_completions': fs/io_uring.c:2334:33: warning: variable 'prev' set but not used [-Wunused-but-set-variable] 2334 | struct io_wq_work_node *node, *prev; | ^~~~ In file included from fs/io_uring.c:71: At top level: include/linux/hugetlb.h:240:12: warning: 'huge_pmd_shared' defined but not used [-Wunused-function] 240 | static int huge_pmd_shared(struct vm_area_struct *vma, pte_t *ptep) | ^~~~~~~~~~~~~~~ .. --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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