writeback: add comment to the dirty limit functions
authorWu Fengguang <fengguang.wu@intel.com>
Wed, 11 Aug 2010 21:17:40 +0000 (14:17 -0700)
committerLinus Torvalds <torvalds@linux-foundation.org>
Thu, 12 Aug 2010 15:43:30 +0000 (08:43 -0700)
commit1babe18385d3976043c04237ce837f3736197eb4
treec766bb0022ec5188cd7e991fc1f9ad51687e8aca
parent16c4042f08919f447d6b2a55679546c9b97c7264
writeback: add comment to the dirty limit functions

Document global_dirty_limits() and bdi_dirty_limit().

Signed-off-by: Wu Fengguang <fengguang.wu@intel.com>
Cc: Christoph Hellwig <hch@infradead.org>
Cc: Dave Chinner <david@fromorbit.com>
Cc: Jens Axboe <axboe@kernel.dk>
Cc: 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>
mm/page-writeback.c