On Wed, Apr 27, 2011 at 01:35:06AM +0100, Ben Hutchings wrote: > On Tue, Apr 26, 2011 at 06:17:08PM -0600, dann frazier wrote: > [...] > > > 6f396d4a x86, cpu: Fix regression in AMD errata checking code > > > > fixes hangs on some K8 systems > > I believe this is a fixup for these: > > [...] > > > d4274252 x86, AMD: Set ARAT feature on AMD processors > > > 7a3b25c0 x86, cpu: Clean up AMD erratum 400 workaround > > > bba4804e x86, cpu: AMD errata checking framework > > > > These avoid switching to HPET timers in deep C states on AMD > > CPUs. Though obviously an improvement, I'm not really sure what makes > > these candidates for stable - unless people have been seeing hangs w/ > > the broadcast timer code on AMD systems? > > I'm dubious about the value of these quite large changes, as you may > have seen in discussion on stable-review. Given that no-one was able > to explain what bug is fixed, and there is a functional change hidden > in the 'cleanup' patch which again no-one was able to explain, I would > favour reverting these.
+1 - I've got them reverted in my local tree, will commit after some testing. -- To UNSUBSCRIBE, email to [email protected] with a subject of "unsubscribe". Trouble? Contact [email protected]
