[PATCH] Optimize wait_sb_inodes()

[Theodore Ts'o]

On Fri, Jun 28, 2013 at 08:37:40AM +0900, OGAWA Hirofumi wrote:
> 
> Well, anyway, it is simple. This issue was came as the performance
> regression when I was experimenting to use kernel bdi flusher from own
> flusher. The issue was sync(2) like I said.  And this was just I
> couldn't solve this issue by tux3 side unlike other optimizations.

A performance regression using fsstress?  That's not a program
intended to be a useful benchmark for measuring performance.

	       	 		      - Ted