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authorAdrian Hunter <adrian.hunter@intel.com>2022-08-11 20:04:10 +0300
committerArnaldo Carvalho de Melo <acme@redhat.com>2022-08-11 18:49:57 -0300
commitd9ca43c06fb76d2829675b764093c7094ab636f0 (patch)
tree6853ed3a3e593880eef668c77460445920beb6bb
parent696d0a4cb8009af7bb3b45dc4d94679a7c9a2318 (diff)
downloadlinux-d9ca43c06fb76d2829675b764093c7094ab636f0.tar.gz
perf inject: Fix missing guestmount option documentation
The 'perf inject' documentation is missing the guestmount option. Add it. Fixes: 97406a7e4fa6e5ca ("perf inject: Add support for injecting guest sideband events") Signed-off-by: Adrian Hunter <adrian.hunter@intel.com> Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: Ian Rogers <irogers@google.com> Cc: Jiri Olsa <jolsa@kernel.org> Cc: Namhyung Kim <namhyung@kernel.org> Link: https://lore.kernel.org/r/20220811170411.84154-3-adrian.hunter@intel.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
-rw-r--r--tools/perf/Documentation/perf-inject.txt12
1 files changed, 12 insertions, 0 deletions
diff --git a/tools/perf/Documentation/perf-inject.txt b/tools/perf/Documentation/perf-inject.txt
index 646aa31586ed04..c741ca2107b1f4 100644
--- a/tools/perf/Documentation/perf-inject.txt
+++ b/tools/perf/Documentation/perf-inject.txt
@@ -102,6 +102,18 @@ include::itrace.txt[]
should be used, and also --buildid-all and --switch-events may be
useful.
+--guestmount=<path>::
+ Guest OS root file system mount directory. Users mount guest OS
+ root directories under <path> by a specific filesystem access method,
+ typically, sshfs.
+ For example, start 2 guest OS, one's pid is 8888 and the other's is 9999:
+[verse]
+ $ mkdir \~/guestmount
+ $ cd \~/guestmount
+ $ sshfs -o allow_other,direct_io -p 5551 localhost:/ 8888/
+ $ sshfs -o allow_other,direct_io -p 5552 localhost:/ 9999/
+ $ perf inject --guestmount=~/guestmount
+
SEE ALSO
--------
linkperf:perf-record[1], linkperf:perf-report[1], linkperf:perf-archive[1],