* Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx> wrote: > /* > * Even if the access succeeded (likely case), > * the cpu field may no longer be valid. FIXME: > * this needs to validate that we can do a > * get_cpu() and that we have the percpu area. s/get_cpu/cpu_rq ? > */ > if (cpu >= NR_CPUS) > break; > > if (!cpu_online(cpu)) > break; Regarding the FIXME, this should be safe already - at least on x86 we set up all the possible-cpus-mask per CPU areas during bootup. So any CPU that is online, will have a percpu area. (even in the most racy case) Ingo -- To unsubscribe from this list: send the line "unsubscribe linux-fsdevel" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html