[mythtv-users] IOBOUND errors after kernel upgrade from 2.6.31 to 2.6.32

John Drescher drescherjm at gmail.com
Wed Apr 28 14:09:14 UTC 2010


On Wed, Apr 28, 2010 at 9:20 AM, freedenizen <freedenizen at gmail.com> wrote:
> On Tue, Apr 27, 2010 at 9:07 PM, Tom Dexter <digitalaudiorock at gmail.com> wrote:
>> Just to be clear:  I upgrade kernels by copying my previous .config
>> file to the new kernel source directory and using "make oldconfig".
>> So generally the only differences tend to be with new features.
>
> to quote the gentoo kernel upgrade guide:
> http://www.gentoo.org/doc/en/kernel-upgrade.xml#doc_chap10
>
> "It is sometimes possible to save time by re-using the configuration
> file from your old kernel when configuring the new one. Note that this
> is generally unsafe -- too many changes between every kernel release
> for this to be a reliable upgrade path.
> The only situation where this is appropriate is when upgrading from
> one Gentoo kernel revision to another. For example, the changes made
> between gentoo-sources-2.6.9-r1 and gentoo-sources-2.6.9-r2 will be
> very small, so it is usually OK to use the following method."
>
> So, this may not be the problem, but copying .config files, even
> between minor kernel releases is not recommended and may cause
> unintended side effects.

I have never experienced any problems with this in at least 500 kernel
compiles this way on 50+ gentoo machines in the last 6 years so it's
not like problems are highly likely to occur.

For the OP I would just try the 2.6.33 kernel.

John


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