On Fri, Apr 29, 2011 at 02:34:41PM -0400, Jiri Slaby wrote: > On 04/24/2011 09:44 PM, Ostrovsky, Boris wrote: > > Borislav Petkov wrote, on 04/24/11 20:20: > >> On Sun, Apr 24, 2011 at 10:06:36AM +0200, Jörg-Volker Peetz wrote: > >>> With 2.6.38.4 the clock slows down and the affected laptop sometimes, > >>> e.g. for > >>> the output of "ps axuw" to appear, needs an input from the keyboard or the > >>> touchpad. Please find attached the kernel config file and the output of > >>> dmesg. > >>> > >>> Commenting out the the lines > >>> > >>> if (c->x86 >= 0xf && !cpu_has_amd_erratum(amd_erratum_400)) > >>> set_cpu_cap(c, X86_FEATURE_ARAT); > >>> > >>> in arch/x86/kernel/cpu/amd.c makes this laptop work as before with kernel > >>> 2.6.38.3. I think these lines came with commit > >>> d7b7f0c401303dd7eafcff11752fe74d3b75c766. > > > It's an old family fh processor (CPUID 00020F42) that > cpu_has_amd_erratum(amd_erratum_400) apparently hasn't picked up. Since > all fh processors are affected by this erratum I'll replace "c->x86 >= > 0xf" with "c->x86 > 0xf" (and probably fix erratum formula anyway). > > Hi, what's the status of this please? > > I don't see the fix neither in the -next tree.
Boris O will be coming up with a patch soon. We wanted to clarify the details first. Thanks. -- Regards/Gruss, Boris. Advanced Micro Devices GmbH Einsteinring 24, 85609 Dornach General Managers: Alberto Bozzo, Andrew Bowd Registration: Dornach, Gemeinde Aschheim, Landkreis Muenchen Registergericht Muenchen, HRB Nr. 43632 _______________________________________________ stable mailing list [email protected] http://linux.kernel.org/mailman/listinfo/stable
