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| author | Gioh Kim <gioh.kim@lge.com> | 2014-05-22 06:38:23 +0200 |
|---|---|---|
| committer | Marek Szyprowski <m.szyprowski@samsung.com> | 2014-05-22 08:09:31 +0200 |
| commit | e464ef16c4f080bb85ccf9085f92503b5b5b1e13 (patch) | |
| tree | 4e0554952a1ec7de459131679a1e3138737d4eaf /drivers/base/dma-contiguous.c | |
| parent | arm: dma-iommu: Clean up redundant variable (diff) | |
| download | linux-e464ef16c4f080bb85ccf9085f92503b5b5b1e13.tar.xz linux-e464ef16c4f080bb85ccf9085f92503b5b5b1e13.zip | |
arm: dma-mapping: add checking cma area initialized
If CMA is turned on and CMA size is set to zero, kernel should
behave as if CMA was not enabled at compile time.
Every dma allocation should check existence of cma area
before requesting memory.
Signed-off-by: Gioh Kim <gioh.kim@lge.com>
Signed-off-by: Joonsoo Kim <iamjoonsoo.kim@lge.com>
Acked-by: Michal Nazarewicz <mina86@mina86.com>
[mszyprow: removed redundant empty line from the patch]
Signed-off-by: <m.szyprowski@samsung.com>
Diffstat (limited to 'drivers/base/dma-contiguous.c')
0 files changed, 0 insertions, 0 deletions