diff options
| author | Matthew Wilcox (Oracle) <willy@infradead.org> | 2024-03-26 23:28:22 +0300 |
|---|---|---|
| committer | Andrew Morton <akpm@linux-foundation.org> | 2024-04-26 06:56:18 +0300 |
| commit | 5beaee54a324ba1fe307e341ec825d5d099f4091 (patch) | |
| tree | ec2b731c12b16589ccad98101de58594805006f2 /fs/proc | |
| parent | 4d30eac3744d195ac43fbc36117d1e5de447b1ca (diff) | |
| download | linux-5beaee54a324ba1fe307e341ec825d5d099f4091.tar.xz | |
mm: add is_huge_zero_folio()
This is the folio equivalent of is_huge_zero_page(). It doesn't add any
efficiency, but it does prevent the caller from passing a tail page and
getting confused when the predicate returns false.
Link: https://lkml.kernel.org/r/20240326202833.523759-3-willy@infradead.org
Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Reviewed-by: David Hildenbrand <david@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'fs/proc')
| -rw-r--r-- | fs/proc/page.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/proc/page.c b/fs/proc/page.c index 05120263af2a..2fb64bdb64eb 100644 --- a/fs/proc/page.c +++ b/fs/proc/page.c @@ -155,7 +155,7 @@ u64 stable_page_flags(const struct page *page) else if (folio_test_large(folio)) { if ((k & (1 << PG_lru)) || is_anon) u |= 1 << KPF_THP; - else if (is_huge_zero_page(&folio->page)) { + else if (is_huge_zero_folio(folio)) { u |= 1 << KPF_ZERO_PAGE; u |= 1 << KPF_THP; } |