perf tools: Add possibility to specify mmap size

[firefly-linux-kernel-4.4.55.git] / tools / perf / Documentation / perf-top.txt

diff --git a/tools/perf/Documentation/perf-top.txt b/tools/perf/Documentation/perf-top.txt
index 58d6598a968679fb4c020f9d932443a57f9feee8..f65777c1f723ba3c2226eceb9ad26f36e4fdcb88 100644 (file)
--- a/tools/perf/Documentation/perf-top.txt
+++ b/tools/perf/Documentation/perf-top.txt
@@ -68,7 +68,9 @@ Default is to monitor all CPUS.
 
 -m <pages>::
 --mmap-pages=<pages>::
-       Number of mmapped data pages.
+       Number of mmap data pages (must be a power of two) or size
+       specification with appended unit character - B/K/M/G. The
+       size is rounded up to have nearest pages power of two value.
 
 -p <pid>::
 --pid=<pid>::
@@ -112,7 +114,8 @@ Default is to monitor all CPUS.
 
 -s::
 --sort::
-       Sort by key(s): pid, comm, dso, symbol, parent, srcline, weight, local_weight.
+       Sort by key(s): pid, comm, dso, symbol, parent, srcline, weight,
+       local_weight, abort, in_tx, transaction
 
 -n::
 --show-nr-samples::