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xen-devel
RE: [Xen-devel] Re: [PATCH] Don't free irqaction for com irq when releas
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Keir Fraser <keir.fraser@xxxxxxxxxxxxx>, "Zhang, Xiantao" <xiantao.zhang@xxxxxxxxx>, Xen <xen-devel@xxxxxxxxxxxxxxxxxxx> |
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Subject: |
RE: [Xen-devel] Re: [PATCH] Don't free irqaction for com irq when release irq. |
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From: |
"Cui, Dexuan" <dexuan.cui@xxxxxxxxx> |
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Date: |
Thu, 3 Sep 2009 16:14:35 +0800 |
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[Xen-devel] Re: [PATCH] Don't free irqaction for com irq when release irq. |
Just now I found another issue about Dom0 S3 resume when VT-d is enabled. I'll
send a patch for it.
Thanks,
-- Dexuan
-----Original Message-----
From: xen-devel-bounces@xxxxxxxxxxxxxxxxxxx
[mailto:xen-devel-bounces@xxxxxxxxxxxxxxxxxxx] On Behalf Of Keir Fraser
Sent: 2009?9?3? 14:14
To: Zhang, Xiantao; Xen
Subject: [Xen-devel] 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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