From: Daniel Stone <daniel@fooishbar.org>
To: Peter Enderborg <peter.enderborg@sony.com>
Cc: "Michal Hocko" <mhocko@suse.com>,
"Matthew Wilcox" <willy@infradead.org>, NeilBrown <neilb@suse.de>,
"Linux Kernel Mailing List" <linux-kernel@vger.kernel.org>,
dri-devel <dri-devel@lists.freedesktop.org>,
"Alexey Dobriyan" <adobriyan@gmail.com>,
"moderated list:DMA BUFFER SHARING FRAMEWORK"
<linaro-mm-sig@lists.linaro.org>,
"Shakeel Butt" <shakeelb@google.com>,
"Mike Rapoport" <rppt@kernel.org>,
"Sami Tolvanen" <samitolvanen@google.com>,
"Muchun Song" <songmuchun@bytedance.com>,
linux-fsdevel@vger.kernel.org,
"Andrew Morton" <akpm@linux-foundation.org>,
"Christian König" <christian.koenig@amd.com>,
"Roman Gushchin" <guro@fb.com>,
"open list:DMA BUFFER SHARING FRAMEWORK"
<linux-media@vger.kernel.org>
Subject: Re: [PATCH v2] dma-buf: Add DmaBufTotal counter in meminfo
Date: Tue, 20 Apr 2021 14:34:58 +0100 [thread overview]
Message-ID: <CAPj87rM9gaPS5SOHo3CKUU=5H0PDaG28r8BXimhVp-wmCbMvWA@mail.gmail.com> (raw)
In-Reply-To: <20210416123352.10747-1-peter.enderborg@sony.com>
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Hi Peter,
On Fri, 16 Apr 2021 at 13:34, Peter Enderborg <peter.enderborg@sony.com>
wrote:
> This adds a total used dma-buf memory. Details
> can be found in debugfs, however it is not for everyone
> and not always available. dma-buf are indirect allocated by
> userspace. So with this value we can monitor and detect
> userspace applications that have problems.
>
FWIW, this won't work super well for Android where gralloc is implemented
as a system service, so all graphics usage will instantly be accounted to
it.
Cheers,
Daniel
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next prev parent reply other threads:[~2021-04-20 13:35 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-04-16 12:33 [PATCH v2] dma-buf: Add DmaBufTotal counter in meminfo Peter Enderborg
2021-04-16 12:46 ` Christian König
2021-04-20 13:34 ` Daniel Stone [this message]
2021-04-20 13:46 ` Peter.Enderborg
2021-04-20 14:48 ` Daniel Stone
2021-04-20 15:02 ` Peter.Enderborg
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