On Friday 10 March 2006 05:20 am, Yar Tikhiy wrote: > On Thu, Mar 09, 2006 at 04:23:15PM +0000, John Baldwin wrote: > > jhb 2006-03-09 16:23:15 UTC > > > > FreeBSD src repository > > > > Modified files: (Branch: RELENG_4) > > sys/i386/i386 mpapic.c > > Log: > > Revert the previous change. Even though Intel insists that the > > behavior this change restores is wrong, it turns out the "proper" method > > is worse in practice for existing machines. This is probably due to the > > fact that using fixed priority with a physical broadcast destination > > effectively broadcasts interrupts to all CPUs. Fixing that would require > > a lot more work than just restoring the previous "incorrect" behavior and > > would probably be riskier as well. > > > > PR: kern/94160 > > Reported by: Richard Wiwatowski rjwiwat at internode dot on dot net > > > > Revision Changes Path > > 1.37.2.9 +3 -3 src/sys/i386/i386/mpapic.c > > This problem cannot affect a kernel unless it has been built > with "options SMP", can it? Thanks!
Correct. Strictly speaking it's under options APIC_IO, but on 4.x those two options are basically tied together. -- John Baldwin <[EMAIL PROTECTED]> <>< http://www.FreeBSD.org/~jhb/ "Power Users Use the Power to Serve" = http://www.FreeBSD.org _______________________________________________ cvs-all@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/cvs-all To unsubscribe, send any mail to "[EMAIL PROTECTED]"