Messages in this thread | | | From | Stanislav Meduna <> | Subject | Re: `do_gettimeoffday' broken on i686 SMP | Date | Wed, 20 Jan 1999 19:49:03 +0100 (CET) |
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Hi,
> while(1) { > int oldsec = t.tv_sec; > // gettimeofday(&t, NULL); > syscall(SYS_gettimeofday, &t, NULL); > if (t.tv_sec<oldsec) > printf("TIME ERROR: %ds\n", oldsec-t.tv_sec); > }
Don't know exactly what TSC and this stuff is, but I had a very similar problem with time going backward on uniprocessor Pentium II running Windows NT when using QueryPerformanceCounter (the situation was quite catastrophic for our software and I spent a day hunting for this gem).
Regards -- Stano
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