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-rw-r--r--kernel/events/core.c14
-rw-r--r--kernel/events/hw_breakpoint.c8
2 files changed, 8 insertions, 14 deletions
diff --git a/kernel/events/core.c b/kernel/events/core.c
index 71109a045450..525062b6fba1 100644
--- a/kernel/events/core.c
+++ b/kernel/events/core.c
@@ -7171,18 +7171,12 @@ perf_event_alloc(struct perf_event_attr *attr, int cpu,
if (task) {
event->attach_state = PERF_ATTACH_TASK;
-
- if (attr->type == PERF_TYPE_TRACEPOINT)
- event->hw.tp_target = task;
-#ifdef CONFIG_HAVE_HW_BREAKPOINT
/*
- * hw_breakpoint is a bit difficult here..
+ * XXX pmu::event_init needs to know what task to account to
+ * and we cannot use the ctx information because we need the
+ * pmu before we get a ctx.
*/
- else if (attr->type == PERF_TYPE_BREAKPOINT)
- event->hw.bp_target = task;
-#endif
- else if (attr->type == PERF_TYPE_INTEL_CQM)
- event->hw.cqm_target = task;
+ event->hw.target = task;
}
if (!overflow_handler && parent_event) {
diff --git a/kernel/events/hw_breakpoint.c b/kernel/events/hw_breakpoint.c
index 9803a6600d49..92ce5f4ccc26 100644
--- a/kernel/events/hw_breakpoint.c
+++ b/kernel/events/hw_breakpoint.c
@@ -116,12 +116,12 @@ static unsigned int max_task_bp_pinned(int cpu, enum bp_type_idx type)
*/
static int task_bp_pinned(int cpu, struct perf_event *bp, enum bp_type_idx type)
{
- struct task_struct *tsk = bp->hw.bp_target;
+ struct task_struct *tsk = bp->hw.target;
struct perf_event *iter;
int count = 0;
list_for_each_entry(iter, &bp_task_head, hw.bp_list) {
- if (iter->hw.bp_target == tsk &&
+ if (iter->hw.target == tsk &&
find_slot_idx(iter) == type &&
(iter->cpu < 0 || cpu == iter->cpu))
count += hw_breakpoint_weight(iter);
@@ -153,7 +153,7 @@ fetch_bp_busy_slots(struct bp_busy_slots *slots, struct perf_event *bp,
int nr;
nr = info->cpu_pinned;
- if (!bp->hw.bp_target)
+ if (!bp->hw.target)
nr += max_task_bp_pinned(cpu, type);
else
nr += task_bp_pinned(cpu, bp, type);
@@ -210,7 +210,7 @@ toggle_bp_slot(struct perf_event *bp, bool enable, enum bp_type_idx type,
weight = -weight;
/* Pinned counter cpu profiling */
- if (!bp->hw.bp_target) {
+ if (!bp->hw.target) {
get_bp_info(bp->cpu, type)->cpu_pinned += weight;
return;
}