tree 1f2de5381e044b452653a3af0f32e403ffe51931
parent aaa468653b4a0d11c603c48d716f765177a5a9e4
author Hugh Dickins <hugh.dickins@tiscali.co.uk> 1260842328 -0800
committer Linus Torvalds <torvalds@linux-foundation.org> 1260895996 -0800

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>