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(parent: e8f117f) | patch
arm64: Honor __GFP_ZERO in dma allocations
authorSuzuki K. Poulose <suzuki.poulose@arm.com>
Thu, 19 Mar 2015 18:17:09 +0000 (18:17 +0000)
committerSasha Levin <sasha.levin@oracle.com>
Sat, 28 Mar 2015 13:20:39 +0000 (09:20 -0400)
commit0ef78141bea191058e585daebfcb8fc2e1f0de9e
treecd728d01b6bc3dcf5003c22e30497c6369ec1f60tree
parente8f117f002cafb7a4a5a008b0251e5239207ebe1commit | diff
arm64: Honor __GFP_ZERO in dma allocations

[ Upstream commit 7132813c384515c9dede1ae20e56f3895feb7f1e ]

Current implementation doesn't zero out the pages allocated.
Honor the __GFP_ZERO flag and zero out if set.

Cc: <stable@vger.kernel.org> # v3.14+
Acked-by: Will Deacon <will.deacon@arm.com>
Signed-off-by: Suzuki K. Poulose <suzuki.poulose@arm.com>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Signed-off-by: Sasha Levin <sasha.levin@oracle.com>
arch/arm64/mm/dma-mapping.c diff | blob | blame | history
Mirror https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git