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[3.11.y.z,extended,stable] Patch "arm64/dma: Removing ARCH_HAS_DMA_GET_REQUIRED_MASK macro" has been added to staging queue

Message ID 1404204684-8545-1-git-send-email-luis.henriques@canonical.com
State New
Headers show

Commit Message

Luis Henriques July 1, 2014, 8:51 a.m. UTC
This is a note to let you know that I have just added a patch titled

    arm64/dma: Removing ARCH_HAS_DMA_GET_REQUIRED_MASK macro

to the linux-3.11.y-queue branch of the 3.11.y.z extended stable tree 
which can be found at:

 http://kernel.ubuntu.com/git?p=ubuntu/linux.git;a=shortlog;h=refs/heads/linux-3.11.y-queue

If you, or anyone else, feels it should not be added to this tree, please 
reply to this email.

For more information about the 3.11.y.z tree, see
https://wiki.ubuntu.com/Kernel/Dev/ExtendedStable

Thanks.
-Luis

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From 24ac4ac49ccef0c54882afb95390826ec9b15ac8 Mon Sep 17 00:00:00 2001
From: Suravee Suthikulpanit <Suravee.Suthikulpanit@amd.com>
Date: Fri, 6 Jun 2014 23:07:16 +0100
Subject: arm64/dma: Removing ARCH_HAS_DMA_GET_REQUIRED_MASK macro

commit f3a183cb422574014538017b5b291a416396f97e upstream.

Arm64 does not define dma_get_required_mask() function.
Therefore, it should not define the ARCH_HAS_DMA_GET_REQUIRED_MASK.
This causes build errors in some device drivers (e.g. mpt2sas)

Signed-off-by: Suravee Suthikulpanit <Suravee.Suthikulpanit@amd.com>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
[ luis: backported to 3.11: adjusted context ]
Signed-off-by: Luis Henriques <luis.henriques@canonical.com>
---
 arch/arm64/include/asm/dma-mapping.h | 2 --
 1 file changed, 2 deletions(-)

--
1.9.1
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Patch

diff --git a/arch/arm64/include/asm/dma-mapping.h b/arch/arm64/include/asm/dma-mapping.h
index 8d1810001aef..e8d35b562e3a 100644
--- a/arch/arm64/include/asm/dma-mapping.h
+++ b/arch/arm64/include/asm/dma-mapping.h
@@ -23,8 +23,6 @@ 

 #include <asm-generic/dma-coherent.h>

-#define ARCH_HAS_DMA_GET_REQUIRED_MASK
-
 extern struct dma_map_ops *dma_ops;

 static inline struct dma_map_ops *get_dma_ops(struct device *dev)