The following commit has been merged into the perf/core branch of tip: Commit-ID: b28a32083bfa485f516c8b08c5d6050ff5aef3fb Gitweb: https://git.kernel.org/tip/b28a32083bfa485f516c8b08c5d6050ff5aef3fb Author: Sebastian Andrzej Siewior <bigeasy@xxxxxxxxxxxxx> AuthorDate: Tue, 03 Aug 2021 16:15:54 +02:00 Committer: Thomas Gleixner <tglx@xxxxxxxxxxxxx> CommitterDate: Tue, 10 Aug 2021 15:00:26 +02:00 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 <bigeasy@xxxxxxxxxxxxx> Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx> Link: https://lore.kernel.org/r/20210803141621.780504-12-bigeasy@xxxxxxxxxxxxx --- kernel/events/hw_breakpoint.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/kernel/events/hw_breakpoint.c b/kernel/events/hw_breakpoint.c index 8359734..f32320a 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;
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