diff options
| author | Minchan Kim <[email protected]> | 2017-05-03 14:54:07 -0700 |
|---|---|---|
| committer | Linus Torvalds <[email protected]> | 2017-05-03 15:52:10 -0700 |
| commit | 22ffb33f4620b502799877d4186502bfe20621ea (patch) | |
| tree | 6eda10042e0e063ee3466aea6faf5969c2727eda /lib/test-string_helpers.c | |
| parent | 18863d3a3f593f47b075b9f53ebf9228dc76cf72 (diff) | |
mm: remove SWAP_MLOCK check for SWAP_SUCCESS in ttu
If the page is mapped and rescue in try_to_unmap_one, the
page_mapcount() of a page cannot be zero, so the page_mapcount check in
try_to_unmap is enough to return SWAP_SUCCESS. IOW, SWAP_MLOCK check is
redundant so remove it.
Link: http://lkml.kernel.org/r/[email protected]
Signed-off-by: Minchan Kim <[email protected]>
Cc: Anshuman Khandual <[email protected]>
Cc: Hillf Danton <[email protected]>
Cc: Johannes Weiner <[email protected]>
Cc: Kirill A. Shutemov <[email protected]>
Cc: Michal Hocko <[email protected]>
Cc: Naoya Horiguchi <[email protected]>
Cc: Vlastimil Babka <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
Diffstat (limited to 'lib/test-string_helpers.c')
0 files changed, 0 insertions, 0 deletions