From: Kumar Gala <galak@kernel.crashing.org>
To: Anton Vorontsov <avorontsov@ru.mvista.com>
Cc: linuxppc-dev@ozlabs.org
Subject: Re: [PATCH] fsl_rio: Pass the proper device to dma mapping routines
Date: Tue, 21 Apr 2009 15:35:01 -0500 [thread overview]
Message-ID: <2CFF27D3-1C31-4035-AC98-82F6F48EA32D@kernel.crashing.org> (raw)
In-Reply-To: <20090418174852.GA28955@oksana.dev.rtsoft.ru>
On Apr 18, 2009, at 12:48 PM, Anton Vorontsov wrote:
> The driver should pass a device that specifies internal DMA ops, but
> currently NULL pointer is passed, therefore following bug appears
> during boot up:
>
> ------------[ cut here ]------------
> Kernel BUG at c0018a7c [verbose debug info unavailable]
> Oops: Exception in kernel mode, sig: 5 [#1]
> [...]
> NIP [c0018a7c] fsl_rio_doorbell_init+0x34/0x60
> LR [c0018a70] fsl_rio_doorbell_init+0x28/0x60
> Call Trace:
> [ef82bda0] [c0018a70] fsl_rio_doorbell_init+0x28/0x60 (unreliable)
> [ef82bdc0] [c0019160] fsl_rio_setup+0x6b8/0x84c
> [ef82be20] [c02d28ac] fsl_of_rio_rpn_probe+0x30/0x50
> [ef82be40] [c0234f20] of_platform_device_probe+0x5c/0x84
> [...]
> ---[ end trace 561bb236c800851f ]---
>
> This patch fixes the issue.
>
> Signed-off-by: Anton Vorontsov <avorontsov@ru.mvista.com>
> ---
> arch/powerpc/sysdev/fsl_rio.c | 28 +++++++++++++++++-----------
> 1 files changed, 17 insertions(+), 11 deletions(-)
applied to merge.
- k
prev parent reply other threads:[~2009-04-21 20:35 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-04-18 17:48 [PATCH] fsl_rio: Pass the proper device to dma mapping routines Anton Vorontsov
2009-04-21 20:35 ` Kumar Gala [this message]
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