From ffec09f9c7d7b21b0aff29dd5c3972f4631c0b6b Mon Sep 17 00:00:00 2001 From: Sebastian Andrzej Siewior Date: Tue, 3 Aug 2021 16:15:54 +0200 Subject: perf/hw_breakpoint: Replace deprecated CPU-hotplug functions The functions get_online_cpus() and put_online_cpus() have been deprecated during the CPU hotplug rework. They map directly to cpus_read_lock() and cpus_read_unlock(). Replace deprecated CPU-hotplug functions with the official version. The behavior remains unchanged. Signed-off-by: Sebastian Andrzej Siewior Signed-off-by: Thomas Gleixner Signed-off-by: Ingo Molnar Link: https://lore.kernel.org/r/20210803141621.780504-12-bigeasy@linutronix.de --- kernel/events/hw_breakpoint.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'kernel/events/hw_breakpoint.c') diff --git a/kernel/events/hw_breakpoint.c b/kernel/events/hw_breakpoint.c index 835973444a1e..f32320ac02fd 100644 --- a/kernel/events/hw_breakpoint.c +++ b/kernel/events/hw_breakpoint.c @@ -568,7 +568,7 @@ register_wide_hw_breakpoint(struct perf_event_attr *attr, if (!cpu_events) return (void __percpu __force *)ERR_PTR(-ENOMEM); - get_online_cpus(); + cpus_read_lock(); for_each_online_cpu(cpu) { bp = perf_event_create_kernel_counter(attr, cpu, NULL, triggered, context); @@ -579,7 +579,7 @@ register_wide_hw_breakpoint(struct perf_event_attr *attr, per_cpu(*cpu_events, cpu) = bp; } - put_online_cpus(); + cpus_read_unlock(); if (likely(!err)) return cpu_events; -- cgit v1.2.3-59-g8ed1b