Messages in this thread | | | Date | Sun, 26 Dec 2004 23:03:09 -0800 | From | Andy Isaacson <> | Subject | Re: VM fixes [->used_math to PF_USED_MATH] [6/4] |
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On Sat, Dec 25, 2004 at 03:53:21PM +0100, Andrea Arcangeli wrote: > only to the future ones based on 2.6.10+, since the ev4 race on > SMP/PREEMPT is not relevant for the suse tree (those last two patches > are a bit too big to take any risk for a _purerly_theoretical_ race on > ev4 + SMP or ev4 + PREEMPT ;). The PF_MEMDIE was instead a more pratical > race (Wli said he triggered it in practice too) and it was triggering on > all archs, not just on ev4 + SMP or evr + PREEMPT, that's fixed with > [1-4]/4.
FWIW, BWX showed up in ev56. So ev5 is also missing atomic byte instructions, and there definitely are (were?) SMP ev5 machines supported by Linux.
I can't find any authoritative source for that assertion, but google supports it: http://sources.redhat.com/ml/libc-alpha/2002-09/msg00328.html
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