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perf: Export perf_event_update_userpage

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Export perf_event_update_userpage() so that PMU driver using them,
can be built as modules.

Acked-by: Peter Zilstra <peterz@infradead.org>
Signed-off-by: Suzuki K Poulose <suzuki.poulose@arm.com>
Signed-off-by: Will Deacon <will.deacon@arm.com>
This commit is contained in:
Suzuki K Poulose 2018-01-02 11:25:26 +00:00 committed by Will Deacon
parent 50c4c4e268
commit 82975c46da
1 changed files with 1 additions and 0 deletions
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kernel/events/core.c
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@ -4904,6 +4904,7 @@ void perf_event_update_userpage(struct perf_event *event)
unlock:
rcu_read_unlock();
}
EXPORT_SYMBOL_GPL(perf_event_update_userpage);
static int perf_mmap_fault(struct vm_fault *vmf)
{