On Fri, Jan 13, 2012 at 01:30:28AM +0800, JiSheng Zhang wrote:
>
> In commit 0030807c66("xfs: revert to using a kthread for AIL pushing"),
> AIL pushing is revert back to use a kthread. But unfortunately, it
> introduced a regression: there are unnecessary AIL push wakeups during
> idle, ~20 wakeups/s. This change remove the wakeups by reverting a bit
> more: set "tout" value as zero during idle.
>
> Signed-off-by: JiSheng Zhang <jszhang3@xxxxxxxxxxxxxxxx>
Looks fine, although I'm a bit worried that I don't have the setup to
reproduce the issue that the patch addressed any more and we might
regress here.
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