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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@axis.com>
Acked-by: Tejun Heo <tj@kernel.org>
Cc: Jens Axboe <axboe@fb.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Rabin Vincent 2015-08-06 15:47:14 -07:00 committed by Linus Torvalds
parent 4491f71260
commit a50fcb512d
1 changed files with 2 additions and 2 deletions
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4
mm/page-writeback.c
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@ -2063,10 +2063,10 @@ static struct notifier_block ratelimit_nb = {
*/
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));
}
/**