[Xen-devel] RE: [PATCH] Don't free irqaction for com irq when release irq.

["Zhang, Xiantao" <xiantao.zhang@xxxxxxxxx>]

No, host S3 issue is caused by ioapic suspend/resume in dom0.  IMO, dom0 
shouldn't perform S3 for ioapic , right ? After fixing that issue, domain S3 
works well. 
Xiantao

-----Original Message-----
From: Keir Fraser [mailto:keir.fraser@xxxxxxxxxxxxx] 
Sent: Thursday, September 03, 2009 2:14 PM
To: Zhang, Xiantao; Xen
Subject: Re: [PATCH] Don't free irqaction for com irq when release irq.

On 03/09/2009 05:14, "Zhang, Xiantao" <xiantao.zhang@xxxxxxxxx> wrote:

> # HG changeset patch
> # User root@xxxxxxxxxxxxxxxxxxxxx
> # Date 1251916103 14400
> # Node ID 49e847aed58dde35f8a0f909999d01d97be6f531
> # Parent  3b7cbf32fee909d860daacf70b8c3b97eaf036b5
> x86: com devices's irqaction shouldn't free.
> 
> Since irqs of serial devices are initialized in early Xen and
> its irqaction is not allocated from heap, so doesn't need free
> in release irq logic.
> Signed-off-by: Xiantao Zhang <xiantao.zhang@xxxxxxxxx>

Does this fix host S3?

 -- Keir



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