From: Ming Lei <ming.lei@canonical.com>
Date: Mon, 22 Oct 2012 12:44:03 +0000 (+0800)
Subject: ARM: dma-mapping: support debug_dma_mapping_error
X-Git-Tag: v3.7-rc3~29^2~2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=871ae57adc5ed092c1341f411514d0e8482e2611;p=pandora-kernel.git

ARM: dma-mapping: support debug_dma_mapping_error

Without the patch, kind of below warning will be dumped if DMA-API
debug is enabled:

[   11.069763] ------------[ cut here ]------------
[   11.074645] WARNING: at lib/dma-debug.c:948 check_unmap+0x770/0x860()
[   11.081420] ehci-omap ehci-omap.0: DMA-API: device driver failed to
check map error[device address=0x0000000
0adb78e80] [size=8 bytes] [mapped as single]
[   11.095611] Modules linked in:

Cc: Russell King <linux@arm.linux.org.uk>
Cc: Marek Szyprowski <m.szyprowski@samsung.com>
Signed-off-by: Ming Lei <ming.lei@canonical.com>
Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
---

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