From: Eric Farman <farman@linux.ibm.com>
To: jrossi@linux.ibm.com, qemu-devel@nongnu.org,
qemu-s390x@nongnu.org, cohuck@redhat.com, mjrosato@linux.ibm.com
Cc: zycai@linux.ibm.com, jdaley@linux.ibm.com, jjherne@linux.ibm.com,
nrb@linux.ibm.com
Subject: Re: [PATCH v2 3/6] pc-bios/s390-ccw: Add per-queue notification offset for multi-queue virtio configurations
Date: Wed, 01 Jul 2026 21:49:07 -0400 [thread overview]
Message-ID: <d52bc6d7e5f763e64bc4c5db6d43928223174c53.camel@linux.ibm.com> (raw)
In-Reply-To: <20260630141917.673995-4-jrossi@linux.ibm.com>
On Tue, 2026-06-30 at 10:19 -0400, jrossi@linux.ibm.com wrote:
> From: Zhuoying Cai <zycai@linux.ibm.com>
>
> The initial support for virtio-blk-pci IPL devices used a single virt-queue, but
> other device types require multiple queues, and for PCI device types this also
> requires a per-queue notification offset.
>
> Add a PCI notify field to the VRing struct so that each queue has a unique
> notify offset as defined in the virtio spec.
>
> Signed-off-by: Zhuoying Cai <zycai@linux.ibm.com>
> Signed-off-by: Jared Rossi <jrossi@linux.ibm.com>
> ---
> pc-bios/s390-ccw/virtio-pci.c | 38 +++++++++++++++++++++--------------
> pc-bios/s390-ccw/virtio-pci.h | 2 +-
> pc-bios/s390-ccw/virtio.c | 2 +-
> pc-bios/s390-ccw/virtio.h | 1 +
> 4 files changed, 26 insertions(+), 17 deletions(-)
Thank you for pulling out the bugfix from this patch. This still looks good.
Reviewed-by: Eric Farman <farman@linux.ibm.com>
next prev parent reply other threads:[~2026-07-02 1:49 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-06-30 14:19 [PATCH v2 0/6] s390x: Fix intermittent errors with IPL from PCI devices on s390x jrossi
2026-06-30 14:19 ` [PATCH v2 1/6] pc-bios/s390-ccw: Refactor byte swapping jrossi
2026-06-30 14:19 ` [PATCH v2 2/6] pc-bios/s390-ccw/virtio.c: Fix missing break for PCI notifications jrossi
2026-07-02 1:44 ` Eric Farman
2026-07-02 2:12 ` Matthew Rosato
2026-06-30 14:19 ` [PATCH v2 3/6] pc-bios/s390-ccw: Add per-queue notification offset for multi-queue virtio configurations jrossi
2026-07-02 1:49 ` Eric Farman [this message]
2026-06-30 14:19 ` [PATCH v2 4/6] pc-bios/s390-ccw: Verify virtio support when booting from virtio PCI device on s390x jrossi
2026-07-02 2:03 ` Eric Farman
2026-06-30 14:19 ` [PATCH v2 5/6] pc-bios/s390-ccw: write IPLB location for non-net virtio devices jrossi
2026-07-02 2:04 ` Eric Farman
2026-06-30 14:19 ` [PATCH v2 6/6] s390x: Enable boot menu for virtio pci device jrossi
2026-07-02 2:08 ` Matthew Rosato
2026-07-02 2:12 ` [PATCH v2 0/6] s390x: Fix intermittent errors with IPL from PCI devices on s390x Matthew Rosato
2026-07-07 11:59 ` Cornelia Huck
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