Messages in this thread | | | Subject | Re: [Bugme-new] [Bug 8479] New: gettimeofday returning 1000000 in tv_usec on core2duo | From | Daniel Gryniewicz <> | Date | Tue, 15 May 2007 10:55:51 -0400 |
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On Tue, 2007-05-15 at 10:17 +0200, Eric Dumazet wrote: > OK, here is the fix only patch, for linux-2.6.21-stable only, since 2.6.22 is already fixed. > > [PATCH] x86_64 : Fix vgettimeofday() > > vgettimeofday() may return some bad timeval values, (tv_usec = 1000000), because of a wrong compare. > > Signed-off-by: Eric Dumazet <dada1@cosmosbay.com> > > --- arch/x86_64/kernel/vsyscall.c > +++ arch/x86_64/kernel/vsyscall.c > @@ -132,7 +132,7 @@ static __always_inline void do_vgettimeo > > /* convert to usecs and add to timespec: */ > tv->tv_usec += nsec_delta / NSEC_PER_USEC; > - while (tv->tv_usec > USEC_PER_SEC) { > + while (tv->tv_usec >= USEC_PER_SEC) { > tv->tv_sec += 1; > tv->tv_usec -= USEC_PER_SEC; > }
That fixed it, thanks.
Daniel
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