Re: [PATCH] kvm: fix crash on irqfd deassign
From: Michael S. Tsirkin
Date: Tue Mar 22 2011 - 08:51:18 EST
On Tue, Mar 22, 2011 at 02:37:27PM +0200, Avi Kivity wrote:
> On 03/17/2011 10:53 AM, Michael S. Tsirkin wrote:
> >irqfd in kvm used flush_work incorrectly:
> >it assumed that work scheduled previously can't run
> >after flush_work, but since kvm uses a non-reentrant
> >workqueue (by means of schedule_work)
> >we need flush_work_sync to get that guarantee.
> >Signed-off-by: Michael S. Tsirkin<mst@xxxxxxxxxx>
> >Reported-by: Jean-Philippe Menil<jean-philippe.menil@xxxxxxxxxxxxxx>
> >Tested-by: Jean-Philippe Menil<jean-philippe.menil@xxxxxxxxxxxxxx>
> >Note: this is needed for kernel 2.6.39 and earlier.
> What about kvm.git master?
Sorry about the confusion.
Clarification: this is needed on kvm.git master,
as well as 2.6.39 and earlier.
> error compiling committee.c: too many arguments to function
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