]> git.baikalelectronics.ru Git - kernel.git/commit
ARM: DMA-mapping: add missing GFP_DMA flag for atomic buffer allocation
authorMarek Szyprowski <m.szyprowski@samsung.com>
Tue, 26 Feb 2013 06:46:24 +0000 (07:46 +0100)
committerMarek Szyprowski <m.szyprowski@samsung.com>
Thu, 14 Mar 2013 08:25:19 +0000 (09:25 +0100)
commit345f51ba8b3927ce9704eb988b2f6559661466e5
tree9590b2041122620f4f70cdf0922a39cc67ba9021
parent1550423bbae002d3be1ebdba2fe7b0d0e8ade01e
ARM: DMA-mapping: add missing GFP_DMA flag for atomic buffer allocation

Atomic pool should always be allocated from DMA zone if such zone is
available in the system to avoid issues caused by limited dma mask of
any of the devices used for making an atomic allocation.

Reported-by: Krzysztof Halasa <khc@pm.waw.pl>
Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
Cc: Stable <stable@vger.kernel.org> [v3.6+]
arch/arm/mm/dma-mapping.c