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| author |   Huang Shijie <sjhuang@iluvatar.ai> | 2019-05-13 17:21:07 -0700 |
|---|---|---|
| committer |   Linus Torvalds <torvalds@linux-foundation.org> | 2019-05-14 09:47:49 -0700 |
| commit | 059d8442ea77dd995c7ec075c6a6cca527b1c244 (patch) | |
| tree | 8299026f710428aca2cbe8ffecec2aa4bd71ef9a /include | |
| parent | mm/filemap.c: enable error injection at add_to_page_cache() (diff) | |
| download | linux-dev-059d8442ea77dd995c7ec075c6a6cca527b1c244.tar.xz linux-dev-059d8442ea77dd995c7ec075c6a6cca527b1c244.zip | |
mm/rmap.c: use the pra.mapcount to do the check
We have the pra.mapcount already, and there is no need to call the
page_mapped() which may do some complicated computing for compound page.
Link: http://lkml.kernel.org/r/20190404054828.2731-1-sjhuang@iluvatar.ai
Signed-off-by: Huang Shijie <sjhuang@iluvatar.ai>
Acked-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Cc: Mike Kravetz <mike.kravetz@oracle.com>
Cc: Rik van Riel <riel@redhat.com>
Cc: Joonsoo Kim <iamjoonsoo.kim@lge.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include')
0 files changed, 0 insertions, 0 deletions