The patch titled
Subject: mm-shmem-fix-race-in-shmem_undo_range-w-thp-fix
has been added to the -mm mm-hotfixes-unstable branch. Its filename is
mm-shmem-fix-race-in-shmem_undo_range-w-thp-fix.patch
This patch will shortly appear at
https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/mm-shmem-fix-race-in-shmem_undo_range-w-thp-fix.patch
This patch will later appear in the mm-hotfixes-unstable branch at
git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
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------------------------------------------------------
From: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
Subject: mm-shmem-fix-race-in-shmem_undo_range-w-thp-fix
Date: Wed Jun 7 11:58:24 AM PDT 2023
tidy up comment layout
Cc: David Stevens <stevensd@xxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/shmem.c | 10 ++++++----
1 file changed, 6 insertions(+), 4 deletions(-)
--- a/mm/shmem.c~mm-shmem-fix-race-in-shmem_undo_range-w-thp-fix
+++ a/mm/shmem.c
@@ -1035,10 +1035,12 @@ whole_folios:
truncate_inode_folio(mapping, folio);
} else if (truncate_inode_partial_folio(folio, lstart, lend)) {
/*
- * If we split a page, reset the loop so that we
- * pick up the new sub pages. Otherwise the THP
- * was entirely dropped or the target range was
- * zeroed, so just continue the loop as is.
+ * If we split a page, reset the loop so
+ * that we pick up the new sub pages.
+ * Otherwise the THP was entirely
+ * dropped or the target range was
+ * zeroed, so just continue the loop as
+ * is.
*/
if (!folio_test_large(folio)) {
folio_unlock(folio);
_
Patches currently in -mm which might be from akpm@xxxxxxxxxxxxxxxxxxxx are
mm-shmem-fix-race-in-shmem_undo_range-w-thp-fix.patch
zswap-do-not-shrink-if-cgroup-may-not-zswap-fix.patch
zswap-do-not-shrink-if-cgroup-may-not-zswap-fix-fix.patch
mm-compaction-optimize-compact_memory-to-comply-with-the-admin-guide-fix.patch
mm-page_owner-add-page_owner_stacks-file-to-print-out-only-stacks-and-their-counte-fix.patch
mm-page_owner-add-page_owner_stacks-file-to-print-out-only-stacks-and-their-counte-fix-fix.patch
mmpage_owner-filter-out-stacks-by-a-threshold-counter-fix.patch
selftests-mm-gup_longterm-new-functional-test-for-foll_longterm-fix.patch
mm-mlock-rename-mlock_future_check-to-mlock_future_ok.patch
mm-hugetlb-use-a-folio-in-hugetlb_fault-fix.patch
fork-optimize-memcg_charge_kernel_stack-a-bit-fix.patch
squashfs-cache-partial-compressed-blocks-fix.patch
squashfs-cache-partial-compressed-blocks-fix-3-fix.patch
init-add-bdev-fs-printk-if-mount_block_root-failed-fix.patch
kexec-add-helper-__crash_shrink_memory-fix.patch
