Re: 2.6.23-rc3-mm1 - vdso and gettimeofday issues with glibc

From: Chuck Ebbert
Date: Fri Aug 31 2007 - 17:22:12 EST


On 08/30/2007 10:08 AM, Valdis.Kletnieks@xxxxxx wrote:
> On Wed, 29 Aug 2007 16:15:45 PDT, Andrew Morton said:
>
>> So it's an interaction between the x86_64 vdso patches in Andi's tree and
>> newer glibc, and we don't know which one is getting it wrong yet?
>>
>> If I ever get another -mm out the door (have been without electricity for
>> several days) I'll drop the vdso changes until this is sorted out.
>
> Don't bother, I tested this last night against a vanilla 2.6.23-rc3 kernel
> and it had the same issue as well. So Andi's vdso patches in his tree and/or
> the -mm kernel aren't to blame - it's in mainline as well. And it's been
> in for a while - I also hit it with a 2.6.22-rc6-mm1 kernel.
>

We also have:

http://lkml.org/lkml/2007/7/29/376

(Time repeatedly jumps backwards ~4400 seconds.)
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