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-rw-r--r--arch/x86/kernel/cpu/perf_event.c3
-rw-r--r--kernel/events/core.c5
2 files changed, 5 insertions, 3 deletions
diff --git a/arch/x86/kernel/cpu/perf_event.c b/arch/x86/kernel/cpu/perf_event.c
index 6b5acd5..73e84a3 100644
--- a/arch/x86/kernel/cpu/perf_event.c
+++ b/arch/x86/kernel/cpu/perf_event.c
@@ -1915,7 +1915,8 @@ static struct pmu pmu = {
.flush_branch_stack = x86_pmu_flush_branch_stack,
};
-void arch_perf_update_userpage(struct perf_event_mmap_page *userpg, u64 now)
+void arch_perf_update_userpage(struct perf_event *event,
+ struct perf_event_mmap_page *userpg, u64 now)
{
struct cyc2ns_data *data;
diff --git a/kernel/events/core.c b/kernel/events/core.c
index cc14871..13209a9 100644
--- a/kernel/events/core.c
+++ b/kernel/events/core.c
@@ -4101,7 +4101,8 @@ unlock:
rcu_read_unlock();
}
-void __weak arch_perf_update_userpage(struct perf_event_mmap_page *userpg, u64 now)
+void __weak arch_perf_update_userpage(
+ struct perf_event *event, struct perf_event_mmap_page *userpg, u64 now)
{
}
@@ -4151,7 +4152,7 @@ void perf_event_update_userpage(struct perf_event *event)
userpg->time_running = running +
atomic64_read(&event->child_total_time_running);
- arch_perf_update_userpage(userpg, now);
+ arch_perf_update_userpage(event, userpg, now);
barrier();
++userpg->lock;
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