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| author | Hugh Dickins <hugh.dickins@tiscali.co.uk> | 2009-12-15 02:58:48 +0100 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-12-15 17:53:16 +0100 |
| commit | 7509765a29cfb1a4c506c09b304aaf3b4111c653 (patch) | |
| tree | 1f2de5381e044b452653a3af0f32e403ffe51931 /mm/page_io.c | |
| parent | swap_info: note SWAP_MAP_SHMEM (diff) | |
| download | linux-7509765a29cfb1a4c506c09b304aaf3b4111c653.tar.xz linux-7509765a29cfb1a4c506c09b304aaf3b4111c653.zip | |
swap_info: reorder its fields
Reorder (and comment) the fields of swap_info_struct, to make better
use of its cachelines: it's good for swap_duplicate() in particular
if unsigned int max and swap_map are near the start.
Signed-off-by: Hugh Dickins <hugh.dickins@tiscali.co.uk>
Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Cc: Rik van Riel <riel@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/page_io.c')
0 files changed, 0 insertions, 0 deletions