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![]() When userspace mmaps dma-buf's fd, the dma-buf reservation lock must be held. Add locking sanity checks to the dma-buf mmaping callbacks to ensure that the locking assumptions won't regress in the future. Suggested-by: Daniel Vetter <daniel@ffwll.ch> Signed-off-by: Dmitry Osipenko <dmitry.osipenko@collabora.com> Acked-by: Christian König <christian.koenig@amd.com> Link: https://patchwork.freedesktop.org/patch/msgid/20221110201349.351294-5-dmitry.osipenko@collabora.com |
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cma_heap.c | ||
Kconfig | ||
Makefile | ||
system_heap.c |