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Re: [Qemu-devel] [PATCH 3/3] ivshmem: Improve MSI irqfd error handling
From: |
Markus Armbruster |
Subject: |
Re: [Qemu-devel] [PATCH 3/3] ivshmem: Improve MSI irqfd error handling |
Date: |
Tue, 14 Nov 2017 08:37:53 +0100 |
User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/25.3 (gnu/linux) |
geoff--- via Qemu-devel <address@hidden> writes:
> On 2017-11-14 04:27, Markus Armbruster wrote:
>> Ladi Prosek <address@hidden> writes:
>>
>>> Adds a rollback path to ivshmem_enable_irqfd() and fixes
>>> ivshmem_disable_irqfd() to bail if irqfd has not been enabled.
>>>
>>> Signed-off-by: Ladi Prosek <address@hidden>
>>
>> Is this a theoretical bug, or can you trigger it?
>
> It is reproducible, I can trigger it by simply unloading the windows
> driver and then attempting to re-load it.
Adding that to the commit message would be nice. You then can add my
Reviewed-by: Markus Armbruster <address@hidden>
- Re: [Qemu-devel] [PATCH 1/3] ivshmem: Don't update non-existent MSI routes, (continued)
[Qemu-devel] [PATCH 2/3] ivshmem: Always remove irqfd notifiers, Ladi Prosek, 2017/11/10
[Qemu-devel] [PATCH 3/3] ivshmem: Improve MSI irqfd error handling, Ladi Prosek, 2017/11/10