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. See Documentation/00-INDEX for a list of what is contained in each file. 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.
Baolin Wang
authored
[ Upstream commit ec1ac309 ] If we terminate the channel to free all descriptors associated with this channel, we will leak the memory of current descriptor if the current descriptor is not completed, since it had been deteled from the desc_issued list and have not been added into the desc_completed list. Thus we should check if current descriptor is completed or not, when freeing the descriptors associated with one channel, if not, we should free it to avoid this issue. Fixes: 9b3b8171 ("dmaengine: sprd: Add Spreadtrum DMA driver") Reported-by:Zhenfang Wang <zhenfang.wang@unisoc.com> Tested-by:
Zhenfang Wang <zhenfang.wang@unisoc.com> Signed-off-by:
Baolin Wang <baolin.wang@linaro.org> Link: https://lore.kernel.org/r/170dbbc6d5366b6fa974ce2d366652e23a334251.1570609788.git.baolin.wang@linaro.org Signed-off-by:
Vinod Koul <vkoul@kernel.org> Signed-off-by:
Sasha Levin <sashal@kernel.org>
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