[lkml]   [1999]   [Nov]   [24]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: [patch] smp-2.3.29-B2, spinlocks, reboot

On Wed, 24 Nov 1999, Robert Redelmeier wrote:

> > the NMI oopser running on all SMP boxes unconditionally, which should
> Yes. I have had one ooops I really ought to look up in .

definitely. (preferably with 2.3.29+smp-B2)

> My understanding is that you don't have a chance of atomicity unless
> the address is aligned [so it won't cross cache lines]. [..]

we align spinlocks properly. gcc aligns our spinlocks to 32-bit. 2.2
relies on this, we'd break obviously if this wasnt the case.

> > - cleaned up the reboot path, clean APIC/IOAPIC state after reboot
> Is this related to the documented 82443BX erratum of hanging on
> reboot when DRAM refresh is in progress?


-- mingo

To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to
Please read the FAQ at

 \ /
  Last update: 2005-03-22 13:55    [from the cache]
©2003-2014 Jasper Spaans. hosted at Digital Ocean