Re: [PATCH] QStor SATA/RAID driver for 2.6.9-rc3

[Mark Lord]

James Bottomley wrote:
> In that scenario, you use a separate workqueue.

Okay. But what thread should run that workqueue?

> However, when I last looked at your driver you were only using the
> thread to provide user context for hotplug events ... where did this
> back end finishing thread come from?

It's been there since day one.  The interrupt handling sometimes requires
more functionality than is available at interrupt time, so it uses
schedule_work to have a bottom half re-run itself from thread context.
This is needed in the error-processing and hot plug paths.

Cheers
--
Mark Lord
(hdparm keeper & the original "Linux IDE Guy")
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