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author | Minchan Kim <minchan@kernel.org> | 2016-07-26 15:23:28 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2016-07-26 16:19:19 -0700 |
commit | bfd093f5e7f09c1e41c43e7605893069975cd734 (patch) | |
tree | 0a0fa79efe9fcda15eaae41f4735e7afee01c55c /drivers | |
parent | 4aa409cab7c39c90f4b725ff22f52bbf5d2fc4e0 (diff) | |
download | op-kernel-dev-bfd093f5e7f09c1e41c43e7605893069975cd734.zip op-kernel-dev-bfd093f5e7f09c1e41c43e7605893069975cd734.tar.gz |
zsmalloc: use freeobj for index
Zsmalloc stores first free object's <PFN, obj_idx> position into freeobj
in each zspage. If we change it with index from first_page instead of
position, it makes page migration simple because we don't need to
correct other entries for linked list if a page is migrated out.
Link: http://lkml.kernel.org/r/1464736881-24886-11-git-send-email-minchan@kernel.org
Signed-off-by: Minchan Kim <minchan@kernel.org>
Cc: Sergey Senozhatsky <sergey.senozhatsky@gmail.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 'drivers')
0 files changed, 0 insertions, 0 deletions