From: m.szyprowski@samsung•com (Marek Szyprowski)
To: linux-arm-kernel@lists•infradead.org
Subject: [PATCH] ARM: dma-mapping: support debug_dma_mapping_error
Date: Tue, 23 Oct 2012 13:39:05 +0200 [thread overview]
Message-ID: <508681D9.7060305@samsung.com> (raw)
In-Reply-To: <1350909843-5273-1-git-send-email-ming.lei@canonical.com>
Hello,
On 10/22/2012 2:44 PM, Ming Lei wrote:
> 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>
Thanks for the patch, I've applied it to my kernel tree.
> ...
Best regards
--
Marek Szyprowski
Samsung Poland R&D Center
next prev parent reply other threads:[~2012-10-23 11:39 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-10-22 12:44 [PATCH] ARM: dma-mapping: support debug_dma_mapping_error Ming Lei
2012-10-23 11:39 ` Marek Szyprowski [this message]
2012-10-26 10:43 ` Russell King - ARM Linux
2012-10-26 12:47 ` Ming Lei
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