tree 2f572d18af05969b2c882970cda4860be345bdfc
parent 6819457d2cb7fe4fdb0fc3655b6b6dc71a86bee9
author Andrew Morton <akpm@osdl.org> 1184834957 -0700
committer Linus Torvalds <torvalds@woody.linux-foundation.org> 1184864692 -0700

move page writeback acounting out of macros

page-writeback accounting is presently performed in the page-flags macros.
This is inconsistent and a bit ugly and makes it awkward to implement
per-backing_dev under-writeback page accounting.

So move this accounting down to the callsite(s).

Acked-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>