On Fri, 2014-14-02 at 22:02:06 UTC, Cody P Schafer wrote:
> Export the swevent hrtimer helpers currently only used in events/core.c
> to allow the addition of architecture specific sw-like pmus.
Peter, Ingo, can we get your ACK on this please?
cheers
> Signed-off-by: Cody P Schafer <c...@linux.vnet.ibm.com>
> ---
> include/linux/perf_event.h | 5 ++++-
> kernel/events/core.c | 8 ++++----
> 2 files changed, 8 insertions(+), 5 deletions(-)
>
> diff --git a/include/linux/perf_event.h b/include/linux/perf_event.h
> index 2702e91..24378a9 100644
> --- a/include/linux/perf_event.h
> +++ b/include/linux/perf_event.h
> @@ -559,7 +559,10 @@ extern void perf_pmu_migrate_context(struct pmu *pmu,
> int src_cpu, int dst_cpu);
> extern u64 perf_event_read_value(struct perf_event *event,
> u64 *enabled, u64 *running);
> -
> +extern void perf_swevent_init_hrtimer(struct perf_event *event);
> +extern void perf_swevent_start_hrtimer(struct perf_event *event);
> +extern void perf_swevent_cancel_hrtimer(struct perf_event *event);
> +extern int perf_swevent_event_idx(struct perf_event *event);
>
> struct perf_sample_data {
> u64 type;
> diff --git a/kernel/events/core.c b/kernel/events/core.c
> index 56003c6..feb0347 100644
> --- a/kernel/events/core.c
> +++ b/kernel/events/core.c
> @@ -5816,7 +5816,7 @@ static int perf_swevent_init(struct perf_event *event)
> return 0;
> }
>
> -static int perf_swevent_event_idx(struct perf_event *event)
> +int perf_swevent_event_idx(struct perf_event *event)
> {
> return 0;
> }
> @@ -6045,7 +6045,7 @@ static enum hrtimer_restart perf_swevent_hrtimer(struct
> hrtimer *hrtimer)
> return ret;
> }
>
> -static void perf_swevent_start_hrtimer(struct perf_event *event)
> +void perf_swevent_start_hrtimer(struct perf_event *event)
> {
> struct hw_perf_event *hwc = &event->hw;
> s64 period;
> @@ -6067,7 +6067,7 @@ static void perf_swevent_start_hrtimer(struct
> perf_event *event)
> HRTIMER_MODE_REL_PINNED, 0);
> }
>
> -static void perf_swevent_cancel_hrtimer(struct perf_event *event)
> +void perf_swevent_cancel_hrtimer(struct perf_event *event)
> {
> struct hw_perf_event *hwc = &event->hw;
>
> @@ -6079,7 +6079,7 @@ static void perf_swevent_cancel_hrtimer(struct
> perf_event *event)
> }
> }
>
> -static void perf_swevent_init_hrtimer(struct perf_event *event)
> +void perf_swevent_init_hrtimer(struct perf_event *event)
> {
> struct hw_perf_event *hwc = &event->hw;
>
> --
> 1.8.5.4
>
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>
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