From: Vinod Koul <vkoul@kernel.org>
To: Angelo Dureghello <angelo.dureghello@timesys.com>
Cc: dmaengine@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
linux-m68k@vger.kernel.org
Subject: Re: [PATCH] dmaengine: fsl-edma: fix for missing dmamux module
Date: Mon, 25 Oct 2021 12:10:53 +0530 [thread overview]
Message-ID: <YXZRdfcFXSk5Wi0X@matsya> (raw)
In-Reply-To: <20210901211610.662077-1-angelo.dureghello@timesys.com>
On 01-09-21, 23:16, Angelo Dureghello wrote:
> Fix following panic on system halt:
>
> Requesting system halt
> [ 10.600000] spi spi0.1: spi_device 0.1 cleanup
> [ 10.630000] fsl_edma_chan_mux() fsl_chan->edma->n_chans 64 dmamux_nr 0
> [ 10.630000] *** ZERO DIVIDE *** FORMAT=4
> [ 10.630000] Current process id is 38
> [ 10.630000] BAD KERNEL TRAP: 00000000
> [ 10.630000] PC: [<402f09ba>] fsl_edma_chan_mux+0x7c/0x12e
> ...
>
> Some architecture as mcf5441x (ColdFire) may not have
> a dmamux, so dmamux_nr is set to 0. This patch considers this case.
Applied, thanks
--
~Vinod
WARNING: multiple messages have this Message-ID (diff)
From: Vinod Koul <vkoul@kernel.org>
To: Angelo Dureghello <angelo.dureghello@timesys.com>
Cc: dmaengine@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
linux-m68k@vger.kernel.org
Subject: Re: [PATCH] dmaengine: fsl-edma: fix for missing dmamux module
Date: Mon, 25 Oct 2021 12:10:53 +0530 [thread overview]
Message-ID: <YXZRdfcFXSk5Wi0X@matsya> (raw)
In-Reply-To: <20210901211610.662077-1-angelo.dureghello@timesys.com>
On 01-09-21, 23:16, Angelo Dureghello wrote:
> Fix following panic on system halt:
>
> Requesting system halt
> [ 10.600000] spi spi0.1: spi_device 0.1 cleanup
> [ 10.630000] fsl_edma_chan_mux() fsl_chan->edma->n_chans 64 dmamux_nr 0
> [ 10.630000] *** ZERO DIVIDE *** FORMAT=4
> [ 10.630000] Current process id is 38
> [ 10.630000] BAD KERNEL TRAP: 00000000
> [ 10.630000] PC: [<402f09ba>] fsl_edma_chan_mux+0x7c/0x12e
> ...
>
> Some architecture as mcf5441x (ColdFire) may not have
> a dmamux, so dmamux_nr is set to 0. This patch considers this case.
Applied, thanks
--
~Vinod
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next prev parent reply other threads:[~2021-10-25 6:40 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-09-01 21:16 [PATCH] dmaengine: fsl-edma: fix for missing dmamux module Angelo Dureghello
2021-09-01 21:16 ` Angelo Dureghello
2021-10-25 6:40 ` Vinod Koul [this message]
2021-10-25 6:40 ` Vinod Koul
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