Re: sleeping function called from invalid context at block/cfq-iosched.c (Was: Re: 2.6.21-mm1)

Jan Engelhardt
2007-05-08T08:37:04Z

On May 8 2007 16:18, David Chinner wrote:
>
>On Mon, May 07, 2007 at 10:38:24PM -0700, Jeremy Fitzhardinge wrote:
>> Andrew Morton wrote:
>> > On Mon, 07 May 2007 21:31:06 -0700 Jeremy Fitzhardinge <jeremy@goop.org> wrote:
>> >
>> >> I've found that XFS+lvm+4k stacks is completely unusable with current
>> >> kernels. I get hangs/oopes after ~10mins of work.
>> >
>> > Sounds like this is new behaviour?
>> > I wonder why. Same compiler version?
>>
>> I've only recently started using xfs, so I couldn't say if its new
>> behaviour. I did notice that it took a week or so for problems to set
>> in; my theory is that as the filesystem got a bit aged, its
>> datastructures got a bit more complex, and cause the kernel code to use
>> more stack. But that's just a guess.

FWIW, I run dm-crypt+xfs on one machine, of course with 8k since that's
suse default. No issues. dm-crypt and lvm got something in common,
don't they?

Jan
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