diff options
| author | Oscar Salvador <osalvador@suse.de> | 2020-12-15 06:11:45 +0300 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2020-12-15 23:13:44 +0300 |
| commit | 47e431f43b5d879f04a2df645366ca007351ffff (patch) | |
| tree | bef849c12f4107a6c05d1d8c77f42f30b347ec3f /mm/memory-failure.c | |
| parent | 2f7141600d67969f444c344481d4d9ce546d0114 (diff) | |
| download | linux-47e431f43b5d879f04a2df645366ca007351ffff.tar.xz | |
mm,hwpoison: remove drain_all_pages from shake_page
get_hwpoison_page already drains pcplists, previously disabling them when
trying to grab a refcount. We do not need shake_page to take care of it
anymore.
Link: https://lkml.kernel.org/r/20201204102558.31607-4-osalvador@suse.de
Signed-off-by: Oscar Salvador <osalvador@suse.de>
Acked-by: Naoya Horiguchi <naoya.horiguchi@nec.com>
Cc: Qian Cai <qcai@redhat.com>
Cc: Vlastimil Babka <vbabka@suse.cz>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/memory-failure.c')
| -rw-r--r-- | mm/memory-failure.c | 7 |
1 files changed, 2 insertions, 5 deletions
diff --git a/mm/memory-failure.c b/mm/memory-failure.c index 3ac807c1f4f3..cd10a520f2a8 100644 --- a/mm/memory-failure.c +++ b/mm/memory-failure.c @@ -263,8 +263,8 @@ static int kill_proc(struct to_kill *tk, unsigned long pfn, int flags) } /* - * When a unknown page type is encountered drain as many buffers as possible - * in the hope to turn the page into a LRU or free page, which we can handle. + * Unknown page type encountered. Try to check whether it can turn PageLRU by + * lru_add_drain_all, or a free page by reclaiming slabs when possible. */ void shake_page(struct page *p, int access) { @@ -273,9 +273,6 @@ void shake_page(struct page *p, int access) if (!PageSlab(p)) { lru_add_drain_all(); - if (PageLRU(p)) - return; - drain_all_pages(page_zone(p)); if (PageLRU(p) || is_free_buddy_page(p)) return; } |