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perf: Move perf_event_fasync() to perf_event.h

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This will allow it to be called from perf_output_wakeup().

Signed-off-by: Kyle Huey <khuey@kylehuey.com>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Link: https://lore.kernel.org/r/20240413141618.4160-2-khuey@kylehuey.com
This commit is contained in:
Kyle Huey 2024-04-13 07:16:16 -07:00 committed by Ingo Molnar
parent d0331aa978
commit 4a01398066
2 changed files with 8 additions and 8 deletions
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8
include/linux/perf_event.h
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@ -1686,6 +1686,14 @@ perf_event_addr_filters(struct perf_event *event)
return ifh;
}
static inline struct fasync_struct **perf_event_fasync(struct perf_event *event)
{
/* Only the parent has fasync state */
if (event->parent)
event = event->parent;
return &event->fasync;
}
extern void perf_event_addr_filters_sync(struct perf_event *event);
extern void perf_report_aux_output_id(struct perf_event *event, u64 hw_id);

8
kernel/events/core.c
View File

@ -6703,14 +6703,6 @@ static const struct file_operations perf_fops = {
* to user-space before waking everybody up.
*/
static inline struct fasync_struct **perf_event_fasync(struct perf_event *event)
{
/* only the parent has fasync state */
if (event->parent)
event = event->parent;
return &event->fasync;
}
void perf_event_wakeup(struct perf_event *event)
{
ring_buffer_wakeup(event);