* [patch] mm: writeback: document bdi_min_ratio
@ 2011-08-31 14:37 Johannes Weiner
2011-08-31 14:39 ` Peter Zijlstra
0 siblings, 1 reply; 2+ messages in thread
From: Johannes Weiner @ 2011-08-31 14:37 UTC (permalink / raw)
To: Andrew Morton; +Cc: Peter Zijlstra, linux-mm
Looks like someone got distracted after adding the comment characters.
Signed-off-by: Johannes Weiner <jweiner@redhat.com>
Cc: Peter Zijlstra <peterz@infradead.org>
---
mm/page-writeback.c | 4 +++-
1 files changed, 3 insertions(+), 1 deletions(-)
diff --git a/mm/page-writeback.c b/mm/page-writeback.c
index 0e309cd..793e987 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;
--
1.7.6
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2011-08-31 14:37 [patch] mm: writeback: document bdi_min_ratio Johannes Weiner
2011-08-31 14:39 ` Peter Zijlstra
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