Re: [PATCH v3] laptop-mode: Make flushes per-device
From: Jens Axboe
Date: Tue Apr 06 2010 - 08:24:31 EST
On Sat, Apr 03 2010, Matthew Garrett wrote:
> On Tue, Dec 15, 2009 at 01:21:35PM -0500, Matthew Garrett wrote:
> > One of the features of laptop-mode is that it forces a writeout of dirty
> > pages if something else triggers a physical read or write from a device.
> > The current implementation flushes pages on all devices, rather than only
> > the one that triggered the flush. This patch alters the behaviour so that
> > only the recently accessed block device is flushed, preventing other
> > disks being spun up for no terribly good reason.
> Hi Jens,
> Can you remember if there were any more issues with this, or can this
> version be merged now?
I think it's fine to merge, I'll queue it up for 2.6.35.
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