From: Sumit Semwal <sumit.semwal@linaro.org>
To: Chenbo Feng <fengc@google.com>
Cc: LKML <linux-kernel@vger.kernel.org>,
DRI mailing list <dri-devel@lists.freedesktop.org>,
Android Kernel Team <kernel-team@android.com>
Subject: Re: [PATCH v5 0/3] Improve the dma-buf tracking
Date: Fri, 14 Jun 2019 15:04:42 +0530 [thread overview]
Message-ID: <CAO_48GF1qzJFHavwt384MBcyyJRrFiZgYj1OHonUWMAcrm6DTw@mail.gmail.com> (raw)
In-Reply-To: <20190613223408.139221-1-fengc@google.com>
Hi Chenbo,
On Fri, 14 Jun 2019 at 04:04, Chenbo Feng <fengc@google.com> wrote:
>
> Currently, all dma-bufs share the same anonymous inode. While we can count
> how many dma-buf fds or mappings a process has, we can't get the size of
> the backing buffers or tell if two entries point to the same dma-buf. And
> in debugfs, we can get a per-buffer breakdown of size and reference count,
> but can't tell which processes are actually holding the references to each
> buffer.
Thanks for the series; applied to drm-misc-next.
>
Best,
Sumit.
prev parent reply other threads:[~2019-06-14 9:34 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-06-13 22:34 [PATCH v5 0/3] Improve the dma-buf tracking Chenbo Feng
2019-06-13 22:34 ` [PATCH v5 1/3] dma-buf: give each buffer a full-fledged inode Chenbo Feng
2019-06-13 22:34 ` [PATCH v5 2/3] dma-buf: add DMA_BUF_SET_NAME ioctls Chenbo Feng
2019-07-26 8:37 ` Chris Wilson
2019-06-13 22:34 ` [PATCH v5 3/3] dma-buf: add show_fdinfo handler Chenbo Feng
2019-06-14 9:34 ` Sumit Semwal [this message]
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