Oak Zeng
df23d1bbd1
drm/amdgpu: Use free system memory size for kfd memory accounting
With the current kfd memory accounting scheme, kfd applications can use up to 15/16 of total system memory. For system which has small total system memory size it leaves small system memory for OS. For example, if the system has totally 16GB of system memory, this scheme leave OS and non-kfd applications only 1GB of system memory. In many cases, this leads to OOM killer. This patch changed the KFD system memory accounting scheme. 15/16 of free system memory when kfd driver load. This deduct the system memory that OS already use. Signed-off-by: Oak Zeng <Oak.Zeng@amd.com> Suggested-by: Philip Yang <Philip.Yang@amd.com> Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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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