The patch titled
Subject: writeback: fix initial dirty limit
has been added to the -mm tree. Its filename is
writeback-fix-initial-dirty-limit.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/writeback-fix-initial-dirty-limit.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/writeback-fix-initial-dirty-limit.patch
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------------------------------------------------------
From: Rabin Vincent <rabin.vincent@xxxxxxxx>
Subject: writeback: fix initial dirty limit
The initial value of global_wb_domain.dirty_limit set by
writeback_set_ratelimit() is zeroed out by the memset in wb_domain_init().
Signed-off-by: Rabin Vincent <rabin.vincent@xxxxxxxx>
Acked-by: Tejun Heo <tj@xxxxxxxxxx>
Cc: Jens Axboe <axboe@xxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/page-writeback.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff -puN mm/page-writeback.c~writeback-fix-initial-dirty-limit mm/page-writeback.c
--- a/mm/page-writeback.c~writeback-fix-initial-dirty-limit
+++ a/mm/page-writeback.c
@@ -2063,10 +2063,10 @@ static struct notifier_block ratelimit_n
*/
void __init page_writeback_init(void)
{
+ BUG_ON(wb_domain_init(&global_wb_domain, GFP_KERNEL));
+
writeback_set_ratelimit();
register_cpu_notifier(&ratelimit_nb);
-
- BUG_ON(wb_domain_init(&global_wb_domain, GFP_KERNEL));
}
/**
_
Patches currently in -mm which might be from rabin.vincent@xxxxxxxx are
writeback-fix-initial-dirty-limit.patch
linux-next.patch
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