On 05/12, Andi Kleen wrote: > > --- linux-2.6.21-git2-net.orig/kernel/cpu.c > +++ linux-2.6.21-git2-net/kernel/cpu.c > @@ -26,6 +26,10 @@ static __cpuinitdata RAW_NOTIFIER_HEAD(c > */ > static int cpu_hotplug_disabled; > > +/* Contains any CPUs that were ever online at some point. > + No guarantee they were fully initialized though */ > +cpumask_t cpu_everonline_map; > + > #ifdef CONFIG_HOTPLUG_CPU > > /* Crappy recursive lock-takers in cpufreq! Complain loudly about idiots */ > @@ -212,6 +216,8 @@ static int __cpuinit _cpu_up(unsigned in > if (cpu_online(cpu) || !cpu_present(cpu)) > return -EINVAL; > > + cpu_set(cpu, cpu_everonline_map); > +
This also allows us to de-uglify workqueue.c a little bit, it uses a home-grown cpu_populated_map. Oleg. - 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/