Commit f6325e30 authored Dec 17, 2009 by Rusty Russell

cpumask: use cpu_online in kernel/perf_event.c



Also, we want to check against nr_cpu_ids, not num_possible_cpus().
The latter works, but the correct bounds check is < nr_cpu_ids.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
To: Thomas Gleixner <tglx@linutronix.de>

parent bea4c899

kernel/perf_event.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -1614,7 +1614,7 @@ static struct perf_event_context *find_get_context(pid_t pid, int cpu)
		* offline CPU and activate it when the CPU comes up, but
		* that's for later.
		*/
		if (!cpu_isset(cpu, cpu_online_map))
		if (!cpu_online(cpu))
		return ERR_PTR(-ENODEV);

		cpuctx = &per_cpu(perf_cpu_context, cpu);