linux-kernel - Re: [PATCH] drm/virtio: Spiff out cmd queue/response traces

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Message-ID: <887fa036-c370-c241-94c8-3cb7433e09f8@collabora.com>
Date:   Tue, 29 Nov 2022 21:38:22 +0300
From:   Dmitry Osipenko <dmitry.osipenko@...labora.com>
To:     Rob Clark <robdclark@...il.com>, dri-devel@...ts.freedesktop.org
Cc:     Rob Clark <robdclark@...omium.org>,
        David Airlie <airlied@...hat.com>,
        Gerd Hoffmann <kraxel@...hat.com>,
        Gurchetan Singh <gurchetansingh@...omium.org>,
        Chia-I Wu <olvaffe@...il.com>, Daniel Vetter <daniel@...ll.ch>,
        "open list:VIRTIO GPU DRIVER" 
        <virtualization@...ts.linux-foundation.org>,
        open list <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] drm/virtio: Spiff out cmd queue/response traces

On 11/29/22 20:43, Rob Clark wrote:
> From: Rob Clark <robdclark@...omium.org>
> 
> Add a sequence # for more easily matching up cmd/resp, and the # of free
> slots in the virtqueue to more easily see starvation issues.
> 
> Signed-off-by: Rob Clark <robdclark@...omium.org>
> ---
>  drivers/gpu/drm/virtio/virtgpu_drv.h   |  3 +++
>  drivers/gpu/drm/virtio/virtgpu_trace.h | 20 ++++++++++++--------
>  drivers/gpu/drm/virtio/virtgpu_vq.c    | 13 ++++++++++---
>  3 files changed, 25 insertions(+), 11 deletions(-)

Reviewed-by: Dmitry Osipenko <dmitry.osipenko@...labora.com>

-- 
Best regards,
Dmitry