Guangming Cao e413dfb738 FROMLIST: dma-buf: support users to change dma_buf.name
User space user can call DMA_BUF_SET_NAME to set dma_buf.name,
but until now we can't set it at kernel side, it's difficult to debug
kernel dma_buf users.

There are some kernel users of dma_heap also need it at MTK,
such as camera, it's also have a allocator for other camera part,
unlike most case in userspace, it's in kernel.
For debug buffer owner, we need add it to let it can set debug name
for each dmabuf, so that we can know dmabuf owner by dma_buf.name.

Bug: 193623372
Link: https://lore.kernel.org/patchwork/patch/1459719/
Change-Id: Iac5c6b8838b9b4d976f4525d000e17a3abab94f6
Signed-off-by: Guangming Cao <Guangming.Cao@mediatek.com>
Signed-off-by: Simon Xue <xxm@rock-chips.com>
2023-05-30 20:17:41 +08:00
2022-09-28 09:02:20 +02:00

Linux kernel
============

There are several guides for kernel developers and users. These guides can
be rendered in a number of formats, like HTML and PDF. Please read
Documentation/admin-guide/README.rst first.

In order to build the documentation, use ``make htmldocs`` or
``make pdfdocs``.  The formatted documentation can also be read online at:

    https://www.kernel.org/doc/html/latest/

There are various text files in the Documentation/ subdirectory,
several of them using the Restructured Text markup notation.

Please read the Documentation/process/changes.rst file, as it contains the
requirements for building and running the kernel, and information about
the problems which may result by upgrading your kernel.
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