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| author | Andrea Righi <righi.andrea@gmail.com> | 2008-10-18 20:27:13 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-10-20 08:52:32 -0700 |
| commit | 7a6560e02556b6f0a798c247f3a557c523d9701b (patch) | |
| tree | 7c1ded3e016e8604deb0cfb3b2d85389a8ae106e /crypto | |
| parent | 9f1b16a51ea7180eca8a0d76a6bd587385a30757 (diff) | |
documentation: clarify dirty_ratio and dirty_background_ratio description
The current documentation of dirty_ratio and dirty_background_ratio is a
bit misleading.
In the documentation we say that they are "a percentage of total system
memory", but the current page writeback policy, intead, is to apply the
percentages to the dirtyable memory, that means free pages + reclaimable
pages.
Better to be more explicit to clarify this concept.
Signed-off-by: Andrea Righi <righi.andrea@gmail.com>
Signed-off-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Cc: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'crypto')
0 files changed, 0 insertions, 0 deletions