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-rw-r--r--kernel/events/core.c26
1 files changed, 6 insertions, 20 deletions
diff --git a/kernel/events/core.c b/kernel/events/core.c
index d243af954dcc..66b3dd809409 100644
--- a/kernel/events/core.c
+++ b/kernel/events/core.c
@@ -1979,8 +1979,7 @@ void __perf_event_task_sched_out(struct task_struct *task,
perf_cgroup_sched_out(task);
}
-static void task_ctx_sched_out(struct perf_event_context *ctx,
- enum event_type_t event_type)
+static void task_ctx_sched_out(struct perf_event_context *ctx)
{
struct perf_cpu_context *cpuctx = __get_cpu_context(ctx);
@@ -1990,7 +1989,7 @@ static void task_ctx_sched_out(struct perf_event_context *ctx,
if (WARN_ON_ONCE(ctx != cpuctx->task_ctx))
return;
- ctx_sched_out(ctx, cpuctx, event_type);
+ ctx_sched_out(ctx, cpuctx, EVENT_ALL);
cpuctx->task_ctx = NULL;
}
@@ -2098,19 +2097,6 @@ static void cpu_ctx_sched_in(struct perf_cpu_context *cpuctx,
ctx_sched_in(ctx, cpuctx, event_type, task);
}
-static void task_ctx_sched_in(struct perf_event_context *ctx,
- enum event_type_t event_type)
-{
- struct perf_cpu_context *cpuctx;
-
- cpuctx = __get_cpu_context(ctx);
- if (cpuctx->task_ctx == ctx)
- return;
-
- ctx_sched_in(ctx, cpuctx, event_type, NULL);
- cpuctx->task_ctx = ctx;
-}
-
static void perf_event_context_sched_in(struct perf_event_context *ctx,
struct task_struct *task)
{
@@ -2363,7 +2349,7 @@ static void perf_rotate_context(struct perf_cpu_context *cpuctx)
cpu_ctx_sched_out(cpuctx, EVENT_FLEXIBLE);
if (ctx)
- task_ctx_sched_out(ctx, EVENT_FLEXIBLE);
+ ctx_sched_out(ctx, cpuctx, EVENT_FLEXIBLE);
rotate_ctx(&cpuctx->ctx);
if (ctx)
@@ -2371,7 +2357,7 @@ static void perf_rotate_context(struct perf_cpu_context *cpuctx)
cpu_ctx_sched_in(cpuctx, EVENT_FLEXIBLE, current);
if (ctx)
- task_ctx_sched_in(ctx, EVENT_FLEXIBLE);
+ ctx_sched_in(ctx, cpuctx, EVENT_FLEXIBLE, current);
done:
if (remove)
@@ -2435,7 +2421,7 @@ static void perf_event_enable_on_exec(struct perf_event_context *ctx)
perf_cgroup_sched_out(current);
raw_spin_lock(&ctx->lock);
- task_ctx_sched_out(ctx, EVENT_ALL);
+ task_ctx_sched_out(ctx);
list_for_each_entry(event, &ctx->pinned_groups, group_entry) {
ret = event_enable_on_exec(event, ctx);
@@ -6794,7 +6780,7 @@ static void perf_event_exit_task_context(struct task_struct *child, int ctxn)
* incremented the context's refcount before we do put_ctx below.
*/
raw_spin_lock(&child_ctx->lock);
- task_ctx_sched_out(child_ctx, EVENT_ALL);
+ task_ctx_sched_out(child_ctx);
child->perf_event_ctxp[ctxn] = NULL;
/*
* If this context is a clone; unclone it so it can't get