The patch titled Subject: mm-shrinker-convert-shrinker_rwsem-to-mutex-fix has been added to the -mm mm-nonmm-unstable branch. Its filename is mm-shrinker-convert-shrinker_rwsem-to-mutex-fix.patch This patch will shortly appear at https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/mm-shrinker-convert-shrinker_rwsem-to-mutex-fix.patch This patch will later appear in the mm-nonmm-unstable branch at git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm Before you just go and hit "reply", please: a) Consider who else should be cc'ed b) Prefer to cc a suitable mailing list as well c) Ideally: find the original patch on the mailing list and do a reply-to-all to that, adding suitable additional cc's *** Remember to use Documentation/process/submit-checklist.rst when testing your code *** The -mm tree is included into linux-next via the mm-everything branch at git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm and is updated there every 2-3 working days ------------------------------------------------------ From: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> Subject: mm-shrinker-convert-shrinker_rwsem-to-mutex-fix Date: Thu Sep 28 09:06:40 AM PDT 2023 update the fix to alloc_shrinker_info() Cc: Qi Zheng <zhengqi.arch@xxxxxxxxxxxxx> Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> --- mm/shrinker.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/mm/shrinker.c~mm-shrinker-convert-shrinker_rwsem-to-mutex-fix +++ a/mm/shrinker.c @@ -96,7 +96,7 @@ int alloc_shrinker_info(struct mem_cgrou return ret; err: - up_write(&shrinker_rwsem); + mutex_unlock(&shrinker_mutex); free_shrinker_info(memcg); return -ENOMEM; } _ Patches currently in -mm which might be from akpm@xxxxxxxxxxxxxxxxxxxx are mm-shmem-fix-race-in-shmem_undo_range-w-thp-fix.patch mm-memcg-reconsider-kmemlimit_in_bytes-deprecation-fix.patch mm-memcg-add-thp-swap-out-info-for-anonymous-reclaim-fix.patch mm-hugetlb-skip-initialization-of-gigantic-tail-struct-pages-if-freed-by-hvo-fix.patch fs-proc-task_mmu-implement-ioctl-to-get-and-optionally-clear-info-about-ptes-fix.patch fs-proc-task_mmu-implement-ioctl-to-get-and-optionally-clear-info-about-ptes-fix-fix.patch fs-proc-task_mmu-implement-ioctl-to-get-and-optionally-clear-info-about-ptes-fix-2.patch mm-ksm-add-smart-page-scanning-mode-fix.patch mm-ksm-document-smart-scan-mode-fix.patch mm-ksm-document-smart-scan-mode-fix-2.patch kthread-add-kthread_stop_put-v2-fix.patch mm-shrinker-convert-shrinker_rwsem-to-mutex-fix.patch