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authorEric Chanudet <echanude@redhat.com>2026-01-16 15:05:38 -0500
committerSumit Semwal <sumit.semwal@linaro.org>2026-01-19 19:08:47 +0530
commitbb33013bdd238129c8f8f29ed2e9bbdfa8caa643 (patch)
treebd539c6cf968236d485d8dfed123190170fa4045 /include
parent1c21f240fbc1e47b94e68abfa2da2c01ed29a74d (diff)
dma-buf: heaps: add parameter to account allocations using cgroup
Add a parameter to enable dma-buf heaps allocation accounting using cgroup for heaps that implement it. It is disabled by default as doing so incurs caveats based on how memcg currently accounts for shared buffers. Signed-off-by: Eric Chanudet <echanude@redhat.com> Reviewed-by: T.J. Mercier <tjmercier@google.com> Reviewed-by: Christian König <christian.koenig@amd.com> Reviewed-by: Maxime Ripard <mripard@kernel.org> Signed-off-by: Sumit Semwal <sumit.semwal@linaro.org> Link: https://patch.msgid.link/20260116-dmabuf-heap-system-memcg-v3-1-ecc6b62cc446@redhat.com
Diffstat (limited to 'include')
-rw-r--r--include/linux/dma-heap.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/dma-heap.h b/include/linux/dma-heap.h
index 27d15f60950a..648328a64b27 100644
--- a/include/linux/dma-heap.h
+++ b/include/linux/dma-heap.h
@@ -46,4 +46,6 @@ const char *dma_heap_get_name(struct dma_heap *heap);
struct dma_heap *dma_heap_add(const struct dma_heap_export_info *exp_info);
+extern bool mem_accounting;
+
#endif /* _DMA_HEAPS_H */