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From: Magnus Kulke <magnuskulke@linux.microsoft.com>
To: Aastha Rawat <aastharawat@linux.microsoft.com>
Cc: qemu-devel@nongnu.org, Wei Liu <wei.liu@kernel.org>
Subject: Re: [PATCH 1/2] accel/mshv: fix ioeventfd deassignment to forward correct datamatch value
Date: Fri, 10 Apr 2026 17:15:39 +0200	[thread overview]
Message-ID: <adkUGzhat6PuqphX@example.com> (raw)
In-Reply-To: <20260409-fix_ioevent-v1-1-053b810ae6fb@linux.microsoft.com>

On Thu, Apr 09, 2026 at 11:53:06AM +0000, Aastha Rawat wrote:
> unregister_ioevent() is not forwarding the datamatch (queue index) to
> the mshv driver, causing only the first VirtIO-MMIO queue to be
> deassigned correctly. Subsequent queues fail with `-ENOENT`, triggering
> a fatal abort().
> 
> This failure was discovered while booting arm64 EDK2 firmware with mshv
> accel.
> 

Looks good, I tested the patch on x86 w/ virtio queues.

Reviewed-by: Magnus Kulke <magnuskulke@linux.microsoft.com>


  reply	other threads:[~2026-04-10 15:16 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-04-09 11:53 [PATCH 0/2] Fix issues in accel/mshv ioeventfd handling Aastha Rawat
2026-04-09 11:53 ` [PATCH 1/2] accel/mshv: fix ioeventfd deassignment to forward correct datamatch value Aastha Rawat
2026-04-10 15:15   ` Magnus Kulke [this message]
2026-04-09 11:53 ` [PATCH 2/2] accel/mshv: return correct errno value from ioeventfd failure Aastha Rawat
2026-04-10 15:02   ` Magnus Kulke

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