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Mercier" , =?utf-8?q?Christian_K=C3=B6nig?= , Marek Szyprowski , Robin Murphy , Andrew Morton , David Hildenbrand , Lorenzo Stoakes , "Liam R. Howlett" , Vlastimil Babka , Mike Rapoport , Suren Baghdasaryan , Michal Hocko Cc: Albert Esteve , linux-media@vger.kernel.org, dri-devel@lists.freedesktop.org, linaro-mm-sig@lists.linaro.org, linux-kernel@vger.kernel.org, iommu@lists.linux.dev, linux-mm@kvack.org, Maxime Ripard X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=openpgp-sha256; l=1645; i=mripard@kernel.org; h=from:subject:message-id; bh=oNUPt44D7xewgXiELSrkzONvN2UIFpJB+B1908QRT5k=; b=owGbwMvMwCmsHn9OcpHtvjLG02pJDJnLtpjLhZrIvOCLmau/886knTHtqxv8n09Nyyx+oDj3r ut8JWuVjqksDMKcDLJiiixPZMJOL29fXOVgv/IHzBxWJpAhDFycAjCR9M+MDZfKNSakNHG2Pu2p 1td90Ci2e9fvDWuKXH86fq/Yk+12TfOj9j8bR+VVB078FfeZUh1bwdjQcu2u7Sxvppnmbie/7F0 uZi/gaby1/Lhe87FY2drnoSW6kjGxWf3566oM18xsCS2xLwEA X-Developer-Key: i=mripard@kernel.org; a=openpgp; fpr=BE5675C37E818C8B5764241C254BCFC56BF6CE8D X-Rspam-User: X-Stat-Signature: ph6o744ebj7mftzis4ot6ohngcdamtq8 X-Rspamd-Queue-Id: A344AA000D X-Rspamd-Server: rspam03 X-HE-Tag: 1772532821-345533 X-HE-Meta: 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 07gNKq6I KeuLBWIpiFa0U6jbeW3eCuv0fm0dsQb8vWnOUgaZ253Tfzvl/XrqeH6iwitw1ZdRQq/GofLW89gTmkna4E+8fEuLnm/S6WQrZx602EnfnO5M78E+m99YETNZAR7ChgsBXer4yIPgiAYap7qd7jxX0JD20sqFWxxHyRPECGOAykKIhIfgxSsRgNKyahucn/djw88gk1y7k3+RsPI8G1y1eXdBKMoS+KQLQj9hN6d5Zy3dhvC56PbsalDIzK7MNWeUot5bly/vTLWU7+TZlGGa5ZLD0q+S022e0V2iCAApnAR37usU3ZWpbUrnBtvBrJV3hZL5EjvUTKzo1TpLfpwPn/pVzn++Ob7SUXuheZrKepQUmeZtiFaXhGRTSZPvFpoQUDNey Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: The system heap can be easily turned into a module by adding the usual MODULE_* macros, importing the proper namespaces and changing the Kconfig symbol to a tristate. This heap won't be able to unload though, since we're missing a lot of infrastructure to make it safe. Reviewed-by: T.J. Mercier Signed-off-by: Maxime Ripard --- drivers/dma-buf/heaps/Kconfig | 2 +- drivers/dma-buf/heaps/system_heap.c | 5 +++++ 2 files changed, 6 insertions(+), 1 deletion(-) diff --git a/drivers/dma-buf/heaps/Kconfig b/drivers/dma-buf/heaps/Kconfig index aed0b9b4febf388376cfc41be9843980d010c4e8..e273fb18feca091ccd9b406e68f86c12efb339e9 100644 --- a/drivers/dma-buf/heaps/Kconfig +++ b/drivers/dma-buf/heaps/Kconfig @@ -1,7 +1,7 @@ config DMABUF_HEAPS_SYSTEM - bool "DMA-BUF System Heap" + tristate "DMA-BUF System Heap" depends on DMABUF_HEAPS help Choose this option to enable the system dmabuf heap. The system heap is backed by pages from the buddy allocator. If in doubt, say Y. diff --git a/drivers/dma-buf/heaps/system_heap.c b/drivers/dma-buf/heaps/system_heap.c index b3650d8fd6511a4a755612cfe3a9d9fee796f80e..1957403b0f2ae5e82ab39f5945dfe82808e93964 100644 --- a/drivers/dma-buf/heaps/system_heap.c +++ b/drivers/dma-buf/heaps/system_heap.c @@ -442,5 +442,10 @@ static int __init system_heap_create(void) return PTR_ERR(sys_heap); return 0; } module_init(system_heap_create); + +MODULE_DESCRIPTION("DMA-BUF System Heap"); +MODULE_LICENSE("GPL"); +MODULE_IMPORT_NS("DMA_BUF"); +MODULE_IMPORT_NS("DMA_BUF_HEAP"); -- 2.53.0