Re: [RT] fix delay in do_vgettimeofday() in arch/x86_64/kernel/vsyscall.c

On Fri, 2005-12-09 at 22:38 +0300, Serge Belyshev wrote:
> 
> There are occasional very very long (30..60 sec) delays happening when calling
> gettimeofday() vsyscall on x86_64 with 2.6.14-rt22 kernel.
> 
> These delays come from while() looping over invalid data that are
> going to be discarded by seqlock.

Ah, good catch! I just included a similar change (moved all the math
outside the lock) in my own tree.

Thanks for finding this!
-john

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Follow-Ups:
- Re: [RT] fix delay in do_vgettimeofday() in arch/x86_64/kernel/vsyscall.c
  - From: Fernando Lopez-Lezcano <[email protected]>

References:
- [RT] fix delay in do_vgettimeofday() in arch/x86_64/kernel/vsyscall.c
  - From: Serge Belyshev <[email protected]>

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