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-rw-r--r--tools/perf/Documentation/perf-mem.txt9
1 files changed, 5 insertions, 4 deletions
diff --git a/tools/perf/Documentation/perf-mem.txt b/tools/perf/Documentation/perf-mem.txt
index 1d78a4064da4..43310d8661fe 100644
--- a/tools/perf/Documentation/perf-mem.txt
+++ b/tools/perf/Documentation/perf-mem.txt
@@ -12,11 +12,12 @@ SYNOPSIS
12 12
13DESCRIPTION 13DESCRIPTION
14----------- 14-----------
15"perf mem -t <TYPE> record" runs a command and gathers memory operation data 15"perf mem record" runs a command and gathers memory operation data
16from it, into perf.data. Perf record options are accepted and are passed through. 16from it, into perf.data. Perf record options are accepted and are passed through.
17 17
18"perf mem -t <TYPE> report" displays the result. It invokes perf report with the 18"perf mem report" displays the result. It invokes perf report with the
19right set of options to display a memory access profile. 19right set of options to display a memory access profile. By default, loads
20and stores are sampled. Use the -t option to limit to loads or stores.
20 21
21Note that on Intel systems the memory latency reported is the use-latency, 22Note that on Intel systems the memory latency reported is the use-latency,
22not the pure load (or store latency). Use latency includes any pipeline 23not the pure load (or store latency). Use latency includes any pipeline
@@ -29,7 +30,7 @@ OPTIONS
29 30
30-t:: 31-t::
31--type=:: 32--type=::
32 Select the memory operation type: load or store (default: load) 33 Select the memory operation type: load or store (default: load,store)
33 34
34-D:: 35-D::
35--dump-raw-samples=:: 36--dump-raw-samples=::