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perf_event_open.2: wfix 

Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
This commit is contained in:
Michael Kerrisk 2020-10-27 17:59:36 +01:00
parent 0f66701491
commit 4111ac7675
1 changed files with 3 additions and 1 deletions
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man2/perf_event_open.2
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@ -1764,7 +1764,9 @@ the mmap buffer.
.TP
.IR aux_head ", " aux_tail ", " aux_offset ", " aux_size " (since Linux 4.1)"
.\" commit 45bfb2e50471abbbfd83d40d28c986078b0d24ff
The AUX region allows mmaping a separate sample buffer for
The AUX region allows
.BR mmap (2)-ing
a separate sample buffer for
high-bandwidth data streams (separate from the main perf sample buffer).
An example of a high-bandwidth stream is instruction tracing support,
as is found in newer Intel processors.