| To: | Dave Chinner <david@xxxxxxxxxxxxx> |
|---|---|
| Subject: | Re: [PATCH 3/3] XFS: Don't wake xfsbufd when idle |
| From: | Christoph Hellwig <hch@xxxxxxxxxxxxx> |
| Date: | Mon, 11 Jan 2010 16:51:48 -0500 |
| Cc: | xfs@xxxxxxxxxxx |
| In-reply-to: | <1263210599-25067-4-git-send-email-david@xxxxxxxxxxxxx> |
| References: | <1263210599-25067-1-git-send-email-david@xxxxxxxxxxxxx> <1263210599-25067-4-git-send-email-david@xxxxxxxxxxxxx> |
| User-agent: | Mutt/1.5.19 (2009-01-05) |
On Mon, Jan 11, 2010 at 10:49:59PM +1100, Dave Chinner wrote: > The xfsbufd wakes every xfsbufd_centisecs (once per second by > default) for each filesystem even when the filesystem is idle. > If the xfsbufd has nothing to do, put it into a long term sleep > and only wake it up when there is work pending (i.e. dirty > buffers to flush soon). This will make laptop power misers happy. > > Signed-off-by: Dave Chinner <david@xxxxxxxxxxxxx> Looks good, Reviewed-by: Christoph Hellwig <hch@xxxxxx> |
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