Commit a50fcb51 authored Aug 06, 2015 by Rabin Vincent Committed by Linus Torvalds Aug 07, 2015

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>

parent 4491f712

mm/page-writeback.c

+2 −2

Original line number	Diff line number	Diff line
		@@ -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));
		}

		/**