Now that dev_get_cma_area() is no longer inline, we don't have any user of dma_contiguous_default_area() outside of contiguous.c so we can make it static.
Signed-off-by: Maxime Ripard mripard@kernel.org --- include/linux/dma-map-ops.h | 2 -- kernel/dma/contiguous.c | 2 +- 2 files changed, 1 insertion(+), 3 deletions(-)
diff --git a/include/linux/dma-map-ops.h b/include/linux/dma-map-ops.h index 6b8e6a2a08e2cb380de764bd6cacb2cb24c22871..94fbf16646c105fa2e1d34d407a830bf989d4fc8 100644 --- a/include/linux/dma-map-ops.h +++ b/include/linux/dma-map-ops.h @@ -89,12 +89,10 @@ static inline void set_dma_ops(struct device *dev, { } #endif /* CONFIG_ARCH_HAS_DMA_OPS */
#ifdef CONFIG_DMA_CMA -extern struct cma *dma_contiguous_default_area; - struct cma *dev_get_cma_area(struct device *dev);
void dma_contiguous_reserve(phys_addr_t addr_limit); int __init dma_contiguous_reserve_area(phys_addr_t size, phys_addr_t base, phys_addr_t limit, struct cma **res_cma, bool fixed); diff --git a/kernel/dma/contiguous.c b/kernel/dma/contiguous.c index 9a9ed7248fb823105609c5db5a51113e54a40192..a4279d800d4658bf1c33b9b1da100eee1367d42f 100644 --- a/kernel/dma/contiguous.c +++ b/kernel/dma/contiguous.c @@ -51,11 +51,11 @@ #define CMA_SIZE_MBYTES CONFIG_CMA_SIZE_MBYTES #else #define CMA_SIZE_MBYTES 0 #endif
-struct cma *dma_contiguous_default_area; +static struct cma *dma_contiguous_default_area;
/* * Default global CMA area size can be defined in kernel's .config. * This is useful mainly for distro maintainers to create a kernel * that works correctly for most supported systems.