[patch 09/11] perf_event_open.2: 4.1 add PERF_RECORD_ITRACE_START

[patch 09/11] perf_event_open.2: 4.1 add PERF_RECORD_ITRACE_START

[Vince Weaver]

This manpage patch relates to the addition of the PERF_RECORD_ITRACE_START
record type in the following commit:

	commit ec0d7729bbaed4b9d2d3fada693278e13a3d1368
	Author: Alexander Shishkin <alexander.shishkin@linux.intel.com>

	perf: Add ITRACE_START record to indicate that tracing has started

	Signed-off-by: Alexander Shishkin <alexander.shishkin@linux.intel.com>
	Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
	Cc: Borislav Petkov <bp@alien8.de>
	Cc: Frederic Weisbecker <fweisbec@gmail.com>
	Cc: H. Peter Anvin <hpa@zytor.com>
	Cc: Kaixu Xia <kaixu.xia@linaro.org>
	Cc: Linus Torvalds <torvalds@linux-foundation.org>
	Cc: Mike Galbraith <efault@gmx.de>
	Cc: Paul Mackerras <paulus@samba.org>
	Cc: Robert Richter <rric@kernel.org>
	Cc: Stephane Eranian <eranian@google.com>
	Cc: Thomas Gleixner <tglx@linutronix.de>
	Cc: acme@infradead.org
	Cc: adrian.hunter@intel.com
	Cc: kan.liang@intel.com
	Cc: markus.t.metzger@intel.com
	Cc: mathieu.poirier@linaro.org
	Link: http://lkml.kernel.org/r/1421237903-181015-15-git-send-email-alexander.shishkin@linux.intel.com
	Signed-off-by: Ingo Molnar <mingo@kernel.org>


Signed-off-by: Vince Weaver <vincent.weaver@maine.edu>

diff --git a/man2/perf_event_open.2 b/man2/perf_event_open.2
index 19c5c23..8ef9ec6 100644
--- a/man2/perf_event_open.2
+++ b/man2/perf_event_open.2
@@ -2505,6 +2505,29 @@ buffer size.
 if set then the data returned has overwritten previous data.
 .RE
 .RE
+.TP
+.BR PERF_RECORD_ITRACE_START " (since Linux 4.1)"
+\" ec0d7729bbaed4b9d2d3fada693278e13a3d1368
+This record indicates which process has initiated an instruction
+trace event, allowing tools to properly correlate the instruction
+addresses in the AUX buffer with the proper executable.
+
+.in +4n
+.nf
+struct {
+    struct perf_event_header header;
+    u32 pid;
+    u32 tid;
+};
+.fi
+.RS
+.TP
+.I pid
+process id of the thread starting an instruction trace.
+.TP
+.I tid
+thread id of the thread starting an instruction trace.
+.RE
 .RE
 .SS Overflow handling
 Events can be set to notify when a threshold is crossed,

Re: [patch 09/11] perf_event_open.2: 4.1 add PERF_RECORD_ITRACE_START

[Michael Kerrisk (man-pages)]

On 07/23/2015 07:15 PM, Vince Weaver wrote:
> 
> 
> This manpage patch relates to the addition of the PERF_RECORD_ITRACE_START
> record type in the following commit:

Thanks, Vince. Applied.

Cheers,

Michael


> 	commit ec0d7729bbaed4b9d2d3fada693278e13a3d1368
> 	Author: Alexander Shishkin <alexander.shishkin@linux.intel.com>
> 
> 	perf: Add ITRACE_START record to indicate that tracing has started
> 
> 	Signed-off-by: Alexander Shishkin <alexander.shishkin@linux.intel.com>
> 	Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
> 	Cc: Borislav Petkov <bp@alien8.de>
> 	Cc: Frederic Weisbecker <fweisbec@gmail.com>
> 	Cc: H. Peter Anvin <hpa@zytor.com>
> 	Cc: Kaixu Xia <kaixu.xia@linaro.org>
> 	Cc: Linus Torvalds <torvalds@linux-foundation.org>
> 	Cc: Mike Galbraith <efault@gmx.de>
> 	Cc: Paul Mackerras <paulus@samba.org>
> 	Cc: Robert Richter <rric@kernel.org>
> 	Cc: Stephane Eranian <eranian@google.com>
> 	Cc: Thomas Gleixner <tglx@linutronix.de>
> 	Cc: acme@infradead.org
> 	Cc: adrian.hunter@intel.com
> 	Cc: kan.liang@intel.com
> 	Cc: markus.t.metzger@intel.com
> 	Cc: mathieu.poirier@linaro.org
> 	Link: http://lkml.kernel.org/r/1421237903-181015-15-git-send-email-alexander.shishkin@linux.intel.com
> 	Signed-off-by: Ingo Molnar <mingo@kernel.org>
> 
> 
> Signed-off-by: Vince Weaver <vincent.weaver@maine.edu>
> 
> diff --git a/man2/perf_event_open.2 b/man2/perf_event_open.2
> index 19c5c23..8ef9ec6 100644
> --- a/man2/perf_event_open.2
> +++ b/man2/perf_event_open.2
> @@ -2505,6 +2505,29 @@ buffer size.
>  if set then the data returned has overwritten previous data.
>  .RE
>  .RE
> +.TP
> +.BR PERF_RECORD_ITRACE_START " (since Linux 4.1)"
> +\" ec0d7729bbaed4b9d2d3fada693278e13a3d1368
> +This record indicates which process has initiated an instruction
> +trace event, allowing tools to properly correlate the instruction
> +addresses in the AUX buffer with the proper executable.
> +
> +.in +4n
> +.nf
> +struct {
> +    struct perf_event_header header;
> +    u32 pid;
> +    u32 tid;
> +};
> +.fi
> +.RS
> +.TP
> +.I pid
> +process id of the thread starting an instruction trace.
> +.TP
> +.I tid
> +thread id of the thread starting an instruction trace.
> +.RE
>  .RE
>  .SS Overflow handling
>  Events can be set to notify when a threshold is crossed,
> 


-- 
Michael Kerrisk
Linux man-pages maintainer; http://www.kernel.org/doc/man-pages/
Linux/UNIX System Programming Training: http://man7.org/training/

Re: [patch 09/11] perf_event_open.2: 4.1 add PERF_RECORD_ITRACE_START

[Michael Kerrisk (man-pages)]

On 07/23/2015 07:15 PM, Vince Weaver wrote:
> 
> 
> This manpage patch relates to the addition of the PERF_RECORD_ITRACE_START
> record type in the following commit:

Thanks, Vince. Applied.

Cheers,

Michael


> 	commit ec0d7729bbaed4b9d2d3fada693278e13a3d1368
> 	Author: Alexander Shishkin <alexander.shishkin-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>
> 
> 	perf: Add ITRACE_START record to indicate that tracing has started
> 
> 	Signed-off-by: Alexander Shishkin <alexander.shishkin-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>
> 	Signed-off-by: Peter Zijlstra (Intel) <peterz-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org>
> 	Cc: Borislav Petkov <bp-Gina5bIWoIWzQB+pC5nmwQ@public.gmane.org>
> 	Cc: Frederic Weisbecker <fweisbec-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
> 	Cc: H. Peter Anvin <hpa-YMNOUZJC4hwAvxtiuMwx3w@public.gmane.org>
> 	Cc: Kaixu Xia <kaixu.xia-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
> 	Cc: Linus Torvalds <torvalds-de/tnXTf+JLsfHDXvbKv3WD2FQJk+8+b@public.gmane.org>
> 	Cc: Mike Galbraith <efault-Mmb7MZpHnFY@public.gmane.org>
> 	Cc: Paul Mackerras <paulus-eUNUBHrolfbYtjvyW6yDsg@public.gmane.org>
> 	Cc: Robert Richter <rric-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
> 	Cc: Stephane Eranian <eranian-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org>
> 	Cc: Thomas Gleixner <tglx-hfZtesqFncYOwBW4kG4KsQ@public.gmane.org>
> 	Cc: acme-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org
> 	Cc: adrian.hunter-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org
> 	Cc: kan.liang-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org
> 	Cc: markus.t.metzger-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org
> 	Cc: mathieu.poirier-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org
> 	Link: http://lkml.kernel.org/r/1421237903-181015-15-git-send-email-alexander.shishkin-VuQAYsv1563Yd54FQh9/CA@public.gmane.org
> 	Signed-off-by: Ingo Molnar <mingo-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
> 
> 
> Signed-off-by: Vince Weaver <vincent.weaver-e7X0jjDqjFGHXe+LvDLADg@public.gmane.org>
> 
> diff --git a/man2/perf_event_open.2 b/man2/perf_event_open.2
> index 19c5c23..8ef9ec6 100644
> --- a/man2/perf_event_open.2
> +++ b/man2/perf_event_open.2
> @@ -2505,6 +2505,29 @@ buffer size.
>  if set then the data returned has overwritten previous data.
>  .RE
>  .RE
> +.TP
> +.BR PERF_RECORD_ITRACE_START " (since Linux 4.1)"
> +\" ec0d7729bbaed4b9d2d3fada693278e13a3d1368
> +This record indicates which process has initiated an instruction
> +trace event, allowing tools to properly correlate the instruction
> +addresses in the AUX buffer with the proper executable.
> +
> +.in +4n
> +.nf
> +struct {
> +    struct perf_event_header header;
> +    u32 pid;
> +    u32 tid;
> +};
> +.fi
> +.RS
> +.TP
> +.I pid
> +process id of the thread starting an instruction trace.
> +.TP
> +.I tid
> +thread id of the thread starting an instruction trace.
> +.RE
>  .RE
>  .SS Overflow handling
>  Events can be set to notify when a threshold is crossed,
> 


-- 
Michael Kerrisk
Linux man-pages maintainer; http://www.kernel.org/doc/man-pages/
Linux/UNIX System Programming Training: http://man7.org/training/
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