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authorMinchan Kim <minchan@kernel.org>2017-05-03 14:54:13 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2017-05-03 15:52:10 -0700
commitad6b67041a45497261617d7a28b15159b202cb5a (patch)
treec91413b218dc487e06d42de60c91856e1126b150 /include/linux/rmap.h
parentmm: make try_to_munlock() return void (diff)
downloadlinux-dev-ad6b67041a45497261617d7a28b15159b202cb5a.tar.xz
linux-dev-ad6b67041a45497261617d7a28b15159b202cb5a.zip
mm: remove SWAP_MLOCK in ttu
ttu doesn't need to return SWAP_MLOCK. Instead, just return SWAP_FAIL because it means the page is not-swappable so it should move to another LRU list(active or unevictable). putback friends will move it to right list depending on the page's LRU flag. Link: http://lkml.kernel.org/r/1489555493-14659-6-git-send-email-minchan@kernel.org Signed-off-by: Minchan Kim <minchan@kernel.org> Cc: Anshuman Khandual <khandual@linux.vnet.ibm.com> Cc: Hillf Danton <hillf.zj@alibaba-inc.com> Cc: Johannes Weiner <hannes@cmpxchg.org> Cc: Kirill A. Shutemov <kirill.shutemov@linux.intel.com> Cc: Michal Hocko <mhocko@suse.com> Cc: Naoya Horiguchi <n-horiguchi@ah.jp.nec.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 'include/linux/rmap.h')
-rw-r--r--include/linux/rmap.h1
1 files changed, 0 insertions, 1 deletions
diff --git a/include/linux/rmap.h b/include/linux/rmap.h
index 1b0cd4cf68e3..3630d4dcee13 100644
--- a/include/linux/rmap.h
+++ b/include/linux/rmap.h
@@ -297,6 +297,5 @@ static inline int page_mkclean(struct page *page)
#define SWAP_SUCCESS 0
#define SWAP_AGAIN 1
#define SWAP_FAIL 2
-#define SWAP_MLOCK 3
#endif /* _LINUX_RMAP_H */