From: Robert Bragg <robert@sixbynine.org> To: intel-gfx@lists.freedesktop.org Cc: Daniel Vetter <daniel.vetter@intel.com>, Jani Nikula <jani.nikula@linux.intel.com>, David Airlie <airlied@linux.ie>, Peter Zijlstra <a.p.zijlstra@chello.nl>, Paul Mackerras <paulus@samba.org>, Ingo Molnar <mingo@redhat.com>, Arnaldo Carvalho de Melo <acme@kernel.org>, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-api@vger.kernel.org Subject: [RFC PATCH 05/11] perf: allow drivers more control over event logging Date: Thu, 7 May 2015 15:15:48 +0100 [thread overview] Message-ID: <1431008154-6833-6-git-send-email-robert@sixbynine.org> (raw) In-Reply-To: <1431008154-6833-1-git-send-email-robert@sixbynine.org> This exports enough api to allow drivers to output their own PERF_RECORD_DEVICE events. Signed-off-by: Robert Bragg <robert@sixbynine.org> --- include/linux/perf_event.h | 7 +++++++ kernel/events/core.c | 2 ++ kernel/events/internal.h | 9 --------- kernel/events/ring_buffer.c | 3 +++ 4 files changed, 12 insertions(+), 9 deletions(-) diff --git a/include/linux/perf_event.h b/include/linux/perf_event.h index 69a0cb9..293f041 100644 --- a/include/linux/perf_event.h +++ b/include/linux/perf_event.h @@ -633,6 +633,10 @@ struct perf_sample_data { PERF_MEM_S(LOCK, NA) |\ PERF_MEM_S(TLB, NA)) +extern void perf_event_header__init_id(struct perf_event_header *header, + struct perf_sample_data *data, + struct perf_event *event); + static inline void perf_sample_data_init(struct perf_sample_data *data, u64 addr, u64 period) { @@ -654,6 +658,9 @@ extern void perf_prepare_sample(struct perf_event_header *header, struct perf_sample_data *data, struct perf_event *event, struct pt_regs *regs); +extern void perf_event__output_id_sample(struct perf_event *event, + struct perf_output_handle *handle, + struct perf_sample_data *sample); extern int perf_event_overflow(struct perf_event *event, struct perf_sample_data *data, diff --git a/kernel/events/core.c b/kernel/events/core.c index 340deaa..26b84fc 100644 --- a/kernel/events/core.c +++ b/kernel/events/core.c @@ -4793,6 +4793,7 @@ void perf_event_header__init_id(struct perf_event_header *header, if (event->attr.sample_id_all) __perf_event_header__init_id(header, data, event); } +EXPORT_SYMBOL_GPL(perf_event_header__init_id); static void __perf_event__output_id_sample(struct perf_output_handle *handle, struct perf_sample_data *data) @@ -4825,6 +4826,7 @@ void perf_event__output_id_sample(struct perf_event *event, if (event->attr.sample_id_all) __perf_event__output_id_sample(handle, sample); } +EXPORT_SYMBOL_GPL(perf_event__output_id_sample); static void perf_output_read_one(struct perf_output_handle *handle, struct perf_event *event, diff --git a/kernel/events/internal.h b/kernel/events/internal.h index 569b2187..3c86bb3 100644 --- a/kernel/events/internal.h +++ b/kernel/events/internal.h @@ -44,15 +44,6 @@ extern struct ring_buffer * rb_alloc(int nr_pages, long watermark, int cpu, int flags); extern void perf_event_wakeup(struct perf_event *event); -extern void -perf_event_header__init_id(struct perf_event_header *header, - struct perf_sample_data *data, - struct perf_event *event); -extern void -perf_event__output_id_sample(struct perf_event *event, - struct perf_output_handle *handle, - struct perf_sample_data *sample); - extern struct page * perf_mmap_to_page(struct ring_buffer *rb, unsigned long pgoff); diff --git a/kernel/events/ring_buffer.c b/kernel/events/ring_buffer.c index eadb95c..fa100d4 100644 --- a/kernel/events/ring_buffer.c +++ b/kernel/events/ring_buffer.c @@ -202,12 +202,14 @@ out: return -ENOSPC; } +EXPORT_SYMBOL_GPL(perf_output_begin); unsigned int perf_output_copy(struct perf_output_handle *handle, const void *buf, unsigned int len) { return __output_copy(handle, buf, len); } +EXPORT_SYMBOL_GPL(perf_output_copy); unsigned int perf_output_skip(struct perf_output_handle *handle, unsigned int len) @@ -220,6 +222,7 @@ void perf_output_end(struct perf_output_handle *handle) perf_output_put_handle(handle); rcu_read_unlock(); } +EXPORT_SYMBOL_GPL(perf_output_end); static void ring_buffer_init(struct ring_buffer *rb, long watermark, int flags) -- 2.3.2
WARNING: multiple messages have this Message-ID (diff)
From: Robert Bragg <robert@sixbynine.org> To: intel-gfx@lists.freedesktop.org Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>, David Airlie <airlied@linux.ie>, linux-api@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, Ingo Molnar <mingo@redhat.com>, Paul Mackerras <paulus@samba.org>, Arnaldo Carvalho de Melo <acme@kernel.org>, Daniel Vetter <daniel.vetter@intel.com> Subject: [RFC PATCH 05/11] perf: allow drivers more control over event logging Date: Thu, 7 May 2015 15:15:48 +0100 [thread overview] Message-ID: <1431008154-6833-6-git-send-email-robert@sixbynine.org> (raw) In-Reply-To: <1431008154-6833-1-git-send-email-robert@sixbynine.org> This exports enough api to allow drivers to output their own PERF_RECORD_DEVICE events. Signed-off-by: Robert Bragg <robert@sixbynine.org> --- include/linux/perf_event.h | 7 +++++++ kernel/events/core.c | 2 ++ kernel/events/internal.h | 9 --------- kernel/events/ring_buffer.c | 3 +++ 4 files changed, 12 insertions(+), 9 deletions(-) diff --git a/include/linux/perf_event.h b/include/linux/perf_event.h index 69a0cb9..293f041 100644 --- a/include/linux/perf_event.h +++ b/include/linux/perf_event.h @@ -633,6 +633,10 @@ struct perf_sample_data { PERF_MEM_S(LOCK, NA) |\ PERF_MEM_S(TLB, NA)) +extern void perf_event_header__init_id(struct perf_event_header *header, + struct perf_sample_data *data, + struct perf_event *event); + static inline void perf_sample_data_init(struct perf_sample_data *data, u64 addr, u64 period) { @@ -654,6 +658,9 @@ extern void perf_prepare_sample(struct perf_event_header *header, struct perf_sample_data *data, struct perf_event *event, struct pt_regs *regs); +extern void perf_event__output_id_sample(struct perf_event *event, + struct perf_output_handle *handle, + struct perf_sample_data *sample); extern int perf_event_overflow(struct perf_event *event, struct perf_sample_data *data, diff --git a/kernel/events/core.c b/kernel/events/core.c index 340deaa..26b84fc 100644 --- a/kernel/events/core.c +++ b/kernel/events/core.c @@ -4793,6 +4793,7 @@ void perf_event_header__init_id(struct perf_event_header *header, if (event->attr.sample_id_all) __perf_event_header__init_id(header, data, event); } +EXPORT_SYMBOL_GPL(perf_event_header__init_id); static void __perf_event__output_id_sample(struct perf_output_handle *handle, struct perf_sample_data *data) @@ -4825,6 +4826,7 @@ void perf_event__output_id_sample(struct perf_event *event, if (event->attr.sample_id_all) __perf_event__output_id_sample(handle, sample); } +EXPORT_SYMBOL_GPL(perf_event__output_id_sample); static void perf_output_read_one(struct perf_output_handle *handle, struct perf_event *event, diff --git a/kernel/events/internal.h b/kernel/events/internal.h index 569b2187..3c86bb3 100644 --- a/kernel/events/internal.h +++ b/kernel/events/internal.h @@ -44,15 +44,6 @@ extern struct ring_buffer * rb_alloc(int nr_pages, long watermark, int cpu, int flags); extern void perf_event_wakeup(struct perf_event *event); -extern void -perf_event_header__init_id(struct perf_event_header *header, - struct perf_sample_data *data, - struct perf_event *event); -extern void -perf_event__output_id_sample(struct perf_event *event, - struct perf_output_handle *handle, - struct perf_sample_data *sample); - extern struct page * perf_mmap_to_page(struct ring_buffer *rb, unsigned long pgoff); diff --git a/kernel/events/ring_buffer.c b/kernel/events/ring_buffer.c index eadb95c..fa100d4 100644 --- a/kernel/events/ring_buffer.c +++ b/kernel/events/ring_buffer.c @@ -202,12 +202,14 @@ out: return -ENOSPC; } +EXPORT_SYMBOL_GPL(perf_output_begin); unsigned int perf_output_copy(struct perf_output_handle *handle, const void *buf, unsigned int len) { return __output_copy(handle, buf, len); } +EXPORT_SYMBOL_GPL(perf_output_copy); unsigned int perf_output_skip(struct perf_output_handle *handle, unsigned int len) @@ -220,6 +222,7 @@ void perf_output_end(struct perf_output_handle *handle) perf_output_put_handle(handle); rcu_read_unlock(); } +EXPORT_SYMBOL_GPL(perf_output_end); static void ring_buffer_init(struct ring_buffer *rb, long watermark, int flags) -- 2.3.2 _______________________________________________ Intel-gfx mailing list Intel-gfx@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/intel-gfx
next prev parent reply other threads:[~2015-05-07 14:18 UTC|newest] Thread overview: 63+ messages / expand[flat|nested] mbox.gz Atom feed top 2015-05-07 14:15 [RFC PATCH 00/11] drm/i915: Expose OA metrics via perf PMU Robert Bragg 2015-05-07 14:15 ` Robert Bragg 2015-05-07 14:15 ` [RFC PATCH 01/11] perf: export perf_event_overflow Robert Bragg 2015-05-07 14:15 ` Robert Bragg 2015-05-07 14:15 ` [RFC PATCH 02/11] perf: Add PERF_PMU_CAP_IS_DEVICE flag Robert Bragg 2015-05-07 14:15 ` Robert Bragg 2015-05-07 14:15 ` [RFC PATCH 03/11] perf: Add PERF_EVENT_IOC_FLUSH ioctl Robert Bragg 2015-05-07 14:15 ` Robert Bragg 2015-05-07 14:20 ` [Intel-gfx] " Chris Wilson 2015-05-07 14:20 ` Chris Wilson 2015-05-18 17:25 ` [RFC PATCH v2] " Robert Bragg 2015-05-18 17:25 ` Robert Bragg 2015-05-20 12:12 ` Ingo Molnar 2015-05-20 12:12 ` Ingo Molnar 2015-05-21 17:40 ` [RFC PATCH] perf: enable fsync to flush buffered samples Robert Bragg 2015-05-21 17:40 ` Robert Bragg 2015-05-07 14:15 ` [RFC PATCH 04/11] perf: Add a PERF_RECORD_DEVICE event type Robert Bragg 2015-05-07 14:15 ` Robert Bragg 2015-05-07 14:15 ` Robert Bragg [this message] 2015-05-07 14:15 ` [RFC PATCH 05/11] perf: allow drivers more control over event logging Robert Bragg 2015-05-07 14:15 ` [RFC PATCH 06/11] drm/i915: rename OACONTROL GEN7_OACONTROL Robert Bragg 2015-05-07 14:15 ` Robert Bragg 2015-05-07 14:15 ` [RFC PATCH 07/11] drm/i915: Expose PMU for Observation Architecture Robert Bragg 2015-05-07 14:15 ` Robert Bragg 2015-05-07 14:36 ` [Intel-gfx] " Chris Wilson 2015-05-07 14:36 ` Chris Wilson 2015-05-18 16:21 ` Robert Bragg 2015-05-07 14:58 ` [Intel-gfx] " Chris Wilson 2015-05-07 14:58 ` Chris Wilson 2015-05-18 16:36 ` Robert Bragg 2015-05-18 16:36 ` Robert Bragg 2015-05-18 17:17 ` [RFC PATCH v2] " Robert Bragg 2015-05-18 17:17 ` Robert Bragg 2015-05-18 17:21 ` [RFC PATCH] squash: be more careful stopping oacontrol updates Robert Bragg 2015-05-18 17:21 ` Robert Bragg 2015-05-07 14:15 ` [RFC PATCH 08/11] drm/i915: add OA config for 3D render counters Robert Bragg 2015-05-07 14:15 ` Robert Bragg 2015-05-07 14:15 ` [RFC PATCH 09/11] drm/i915: Add dev.i915.oa_event_paranoid sysctl option Robert Bragg 2015-05-07 14:15 ` Robert Bragg 2015-05-07 14:15 ` [RFC PATCH 10/11] drm/i915: report OA buf overrun + report lost status Robert Bragg 2015-05-07 14:15 ` Robert Bragg 2015-05-07 14:15 ` [RFC PATCH 11/11] WIP: drm/i915: constrain unit gating while using OA Robert Bragg 2015-05-07 14:15 ` Robert Bragg 2015-05-08 16:21 ` [RFC PATCH 00/11] drm/i915: Expose OA metrics via perf PMU Peter Zijlstra 2015-05-08 16:21 ` Peter Zijlstra 2015-05-18 17:29 ` Robert Bragg 2015-05-18 17:29 ` Robert Bragg 2015-05-08 16:24 ` Peter Zijlstra 2015-05-08 16:24 ` Peter Zijlstra 2015-05-15 1:07 ` Robert Bragg 2015-05-15 1:07 ` Robert Bragg 2015-05-19 14:53 ` Peter Zijlstra 2015-05-19 14:53 ` Peter Zijlstra 2015-05-20 23:17 ` Robert Bragg 2015-05-20 23:17 ` Robert Bragg 2015-05-21 8:24 ` [Intel-gfx] " Daniel Vetter 2015-05-21 8:24 ` Daniel Vetter 2015-05-27 15:39 ` Peter Zijlstra 2015-05-27 15:39 ` Peter Zijlstra 2015-05-27 16:41 ` Ingo Molnar 2015-05-27 16:41 ` Ingo Molnar 2015-06-04 18:53 ` [Intel-gfx] " Robert Bragg 2015-06-04 18:53 ` Robert Bragg
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