linux-kernel - Re: [PATCH v10 06/11] drm/shmem-helper: Don't use vmap_use

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Message-ID: <75698ab8-2e0b-8673-2f7d-83ffa37f447b@collabora.com>
Date:   Thu, 26 Jan 2023 15:24:30 +0300
From:   Dmitry Osipenko <dmitry.osipenko@...labora.com>
To:     Gerd Hoffmann <kraxel@...hat.com>
Cc:     David Airlie <airlied@...il.com>,
        Gurchetan Singh <gurchetansingh@...omium.org>,
        Chia-I Wu <olvaffe@...il.com>, Daniel Vetter <daniel@...ll.ch>,
        Daniel Almeida <daniel.almeida@...labora.com>,
        Gustavo Padovan <gustavo.padovan@...labora.com>,
        Daniel Stone <daniel@...ishbar.org>,
        Tomeu Vizoso <tomeu.vizoso@...labora.com>,
        Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
        Maxime Ripard <mripard@...nel.org>,
        Thomas Zimmermann <tzimmermann@...e.de>,
        Rob Clark <robdclark@...il.com>,
        Sumit Semwal <sumit.semwal@...aro.org>,
        Christian König <christian.koenig@....com>,
        Qiang Yu <yuq825@...il.com>,
        Steven Price <steven.price@....com>,
        Alyssa Rosenzweig <alyssa.rosenzweig@...labora.com>,
        Rob Herring <robh@...nel.org>, Sean Paul <sean@...rly.run>,
        Dmitry Baryshkov <dmitry.baryshkov@...aro.org>,
        Abhinav Kumar <quic_abhinavk@...cinc.com>,
        dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org,
        kernel@...labora.com, virtualization@...ts.linux-foundation.org
Subject: Re: [PATCH v10 06/11] drm/shmem-helper: Don't use vmap_use_count for
 dma-bufs

On 1/26/23 15:17, Gerd Hoffmann wrote:
> On Mon, Jan 09, 2023 at 12:04:40AM +0300, Dmitry Osipenko wrote:
>>  its own refcounting of vmaps, use it instead of drm-shmem
>> counting. This change prepares drm-shmem for addition of memory shrinker
>> support where drm-shmem will use a single dma-buf reservation lock for
>> all operations performed over dma-bufs.
> 
> Likewise truncated?

Should be the email problem on yours side, please see [1][2] where the
messages are okay.

[1]
https://lore.kernel.org/dri-devel/20230108210445.3948344-7-dmitry.osipenko@collabora.com/
[2] https://patchwork.freedesktop.org/patch/517401/

-- 
Best regards,
Dmitry