Re: [RT] read_tsc: ACK! TSC went backward! Unsynced TSCs?

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Tue, Nov 29, 2005 at 07:06:24AM -0700, Andi Kleen wrote:
> But I'm surprised you're saying 2.6.11 broke. At least 2.6.11 64bit should
> have always used HPET in this case. I only broke it around 2.6.13
> where I added an overeager optimization for single socket DC on my side based
> on a misunderstanding. Earlier and later kernels should have been ok.

we didn't have HPET enabled in BIOS until recently.  Turning that on made
all the TSC gettimeofday() crap disappear.  Now to find and kill any
straggling users of rdtsc
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to [email protected]
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

[Index of Archives]     [Kernel Newbies]     [Netfilter]     [Bugtraq]     [Photo]     [Stuff]     [Gimp]     [Yosemite News]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Linux RAID]     [Video 4 Linux]     [Linux for the blind]     [Linux Resources]
  Powered by Linux