On Tue, 28 Aug 2007 10:27:09 +0200 Clemens Ladisch <[EMAIL PROTECTED]> wrote:
> Luck, Tony wrote: > > [...] Given that the hang went away when you applied the earlier patch, I > > conclude that the drivers/char/hpet.c code is the one that got selected when > > you had two "hpet" entries ... and that there is something wrong with that > > code that doesn't work right on x86_64. > > Apparently, the 'generic' code was just copied from ia64 and assumes that the > timer is 64 bits. This is not true with hardware from VIA (even on x86_64). The hardware of this PC is Intel, not VIA. > > This patch should make it work (although I'd prefer to set the mask > dynamically > according to the hardware caps). > > --- a/drivers/char/hpet.c Tue Aug 28 09:42:22 2007 > +++ b/drivers/char/hpet.c Tue Aug 28 10:16:54 2007 > @@ -73,7 +73,7 @@ > .name = "hpet", > .rating = 250, > .read = read_hpet, > - .mask = CLOCKSOURCE_MASK(64), > + .mask = CLOCKSOURCE_MASK(32), Anyway, I've applied it (manually... whitespace/mime damage) to -rc4 and it seems to work, no crash so far (I'm sure I'm testing it because plain -rc4 doesn't have the "2hpet" fix and still manifest the problem). -- Paolo Ornati Linux 2.6.23-rc4-dirty on x86_64 - 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/