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SubjectRe: 2.6.3-mm4 / 2.5 Gb memory / sym53c8xx_2 won't boot
Jurriaan <thunder7@xs4all.nl> wrote:
>
> After upgrading my memory from 1 Gb to 2.5 Gb my 2.6.3-mm4 kernel
> wouldn't boot anymore.
>
> It hang when detecting the scsi-chip.
> I had in my .config:
>
> CONFIG_SCSI_SYM53C8XX_DMA_ADDRESSING_MODE=1
>
> the default value.
>
> The scsi bus kept resetting before detecting any devices. Interestingly,
> 2.6.3-mm1 did boot with that .config setting. Once I recompiled
> 2.6.3-mm4 with
>
> CONFIG_SCSI_SYM53C8XX_DMA_ADDRESSING_MODE=0
>
> it booted (and worked) fine.
>
> So, something regressed in 2.6.3-mm4 versus 2.6.3-mm1, so the default
> setting didn't work correctly anymore.

I don't know what caused this - there are a few patches in there which
touch the DMA and BIO highmem areas. Plus always the latest scsi
development tree.

> If there is anything I can test, please let me know.

Could you test Linus's current tree? The first link at
http://www.kernel.org/pub/linux/kernel/v2.5/testing/cset/.

If this bug hasn't hit Linus's tree yet, it will soon do so...
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