From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Date: Tue, 13 Nov 2007 09:32:46 +1100

quoted text
> 
> On Mon, 2007-11-12 at 18:45 +0100, Johannes Berg wrote:
> > Commit bea3348e (the NAPI changes) made sungem unconditionally enable
> > NAPI when resuming and unconditionally disable when suspending, this,
> > however, makes napi_disable() hang when suspending when the interface
> > was taken down before suspend because taking the interface down also
> > disables NAPI. This patch makes touching the napi struct in
> > suspend/resume code paths depend on having the interface up, thereby
> > fixing the hang on suspend.
> > 
> > The patch also moves the napi_disable() in gem_close() under the lock so
> > that the NAPI state is always modified atomically together with the
> > "opened" variable.
> > 
> > Signed-off-by: Johannes Berg <johannes@sipsolutions.net>
> 
> Thanks for fixing that !
> 
> Acked-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>

Indeed, thanks a lot Johannes.

Patch applied.
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