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authorJohannes Weiner <[email protected]>2011-10-31 17:07:05 -0700
committerLinus Torvalds <[email protected]>2011-10-31 17:30:45 -0700
commitd08c429b06d21bd2add88aea2cd1996f1b9b3bda (patch)
tree7a7f0002e4747ebc70978dcda565a09a943dc992
parent3da367c3e5fca71d4e778fa565d9b098d5518f4a (diff)
mm/page-writeback.c: document bdi_min_ratio
Looks like someone got distracted after adding the comment characters. Signed-off-by: Johannes Weiner <[email protected]> Acked-by: Peter Zijlstra <[email protected]> Cc: Wu Fengguang <[email protected]> Signed-off-by: Andrew Morton <[email protected]> Signed-off-by: Linus Torvalds <[email protected]>
-rw-r--r--mm/page-writeback.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/mm/page-writeback.c b/mm/page-writeback.c
index 0e309cd1b5b9..793e9874de51 100644
--- a/mm/page-writeback.c
+++ b/mm/page-writeback.c
@@ -305,7 +305,9 @@ static unsigned long task_min_dirty_limit(unsigned long bdi_dirty)
}
/*
- *
+ * bdi_min_ratio keeps the sum of the minimum dirty shares of all
+ * registered backing devices, which, for obvious reasons, can not
+ * exceed 100%.
*/
static unsigned int bdi_min_ratio;