[patch 06/10] perf_event_open.2: 4.1 add AUX sample support

[Vince Weaver]

This manpage patch relates to the addition of the AUX sample type
as added in the following commit:

	commit 68db7e98c3a6ebe7284b6cf14906ed7c55f3f7f0
	Author: Alexander Shishkin <alexander.shishkin@xxxxxxxxxxxxxxx>

	perf: Add AUX record

	Signed-off-by: Alexander Shishkin <alexander.shishkin@xxxxxxxxxxxxxxx>
	Signed-off-by: Peter Zijlstra (Intel) <peterz@xxxxxxxxxxxxx>
	Cc: Arnaldo Carvalho de Melo <acme@xxxxxxxxxxxxx>
	Cc: Borislav Petkov <bp@xxxxxxxxx>
	Cc: Frederic Weisbecker <fweisbec@xxxxxxxxx>
	Cc: H. Peter Anvin <hpa@xxxxxxxxx>
	Cc: Kaixu Xia <kaixu.xia@xxxxxxxxxx>
	Cc: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>
	Cc: Mike Galbraith <efault@xxxxxx>
	Cc: Paul Mackerras <paulus@xxxxxxxxx>
	Cc: Robert Richter <rric@xxxxxxxxxx>
	Cc: Stephane Eranian <eranian@xxxxxxxxxx>
	Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
	Cc: adrian.hunter@xxxxxxxxx
	Cc: kan.liang@xxxxxxxxx
	Cc: markus.t.metzger@xxxxxxxxx
	Cc: mathieu.poirier@xxxxxxxxxx
	Link: http://lkml.kernel.org/r/1421237903-181015-7-git-send-email-alexander.shishkin@xxxxxxxxxxxxxxx
	Signed-off-by: Ingo Molnar <mingo@xxxxxxxxxx>


Signed-off-by: Vince Weaver <vincent.weaver@xxxxxxxxx>
 
diff --git a/man2/perf_event_open.2 b/man2/perf_event_open.2
index 01ee579..98aef57 100644
--- a/man2/perf_event_open.2
+++ b/man2/perf_event_open.2
@@ -2310,6 +2310,39 @@ is the flags information.
 .I filename
 is a string describing the backing of the allocated memory.
 .RE
+.TP
+.BR PERF_RECORD_AUX " (since Linux 4.1)"
+\" commit 68db7e98c3a6ebe7284b6cf14906ed7c55f3f7f0
+This record reports that new data is available in the separate
+AUX buffer region.
+
+.in +4n
+.nf
+struct {
+    struct perf_event_header header;
+    u64 aux_offset;
+    u64 aux_size;
+    u64 flags;
+    struct sample_id sample_id;
+};
+.fi
+.RS
+.TP
+.I aux_offset
+offset in the AUX mmap region where the new data begins.
+.TP
+.I aux_size
+size of the data made available.
+.TP
+.I flags
+describes the aux update.
+.RS
+.TP
+.B PERF_AUX_FLAG_TRUNCATED
+if set then the data returned was truncated to fix the available
+buffer size.
+.RE
+.RE
 .RE
 .SS Overflow handling
 Events can be set to notify when a threshold is crossed,
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