Messages in this thread | | | Date | Fri, 11 Sep 2015 12:00:37 +0100 | From | Catalin Marinas <> | Subject | Re: [PATCH] arm64: dma-mapping: check whether cma area is initialized or not |
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On Fri, Sep 11, 2015 at 03:49:47PM +0800, Jisheng Zhang wrote: > 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. > > Arm has done this by commit e464ef16c4f0 ("arm: dma-mapping: add > checking cma area initialized"), also do this for arm64. > > Signed-off-by: Jisheng Zhang <jszhang@marvell.com>
Acked-by: Catalin Marinas <catalin.marinas@arm.com>
Will should pick this up for 4.3.
Thanks.
-- Catalin
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