On Tue, 24 Apr 2001, Lex McPhail wrote:
>
> I had a similar message come up with hdc:
>
> hdc: timeout waiting for DMA
> hdc: irq timeout: status=0x58 { DriveReady SeekComplete DataRequest }
>
> Finally worked out that the system had been working fine (no timeouts) prior
> to
> me compiling up a firewall enabled kernel. I initally installed Debian
> 2.2.18pre21-compact. Comparing the config- files I found that I had set the
> option CONFIG_IDEDMA_AUTO to Y in my new kernel. make menuconfig lists this
> option under: Block Devices -> Use DMA by default when availble. Removing
> this
> option (ie setting it to N) has fixed my system - havent had the timeout
> message
> since.
i find this very odd, considering that i haven't made any modifications to
this particular system in several months. however
hdparm -d 0 /dev/hda
and the message has stopped appearing. this particular drive shouldn't
have been configured to use dma anyway, so disabling dma makes perfect
sense.
--
steve
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