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authorJiri Olsa <jolsa@kernel.org>2016-03-24 12:52:16 (GMT)
committerArnaldo Carvalho de Melo <acme@redhat.com>2016-03-30 14:14:07 (GMT)
commitad16511b0e404652331a5350c522d0824f8209de (patch)
treeb7f82e271564c426d91619e63aece33d3af39c7b /tools
parentf6343be96ebbae38a07e0878810f5bbc0c38cade (diff)
downloadlinux-ad16511b0e404652331a5350c522d0824f8209de.tar.xz
perf mem: Add -U/-K (--all-user/--all-kernel) options
Add -U/-K (--all-user/--all-kernel) options to use the perf record --all-user/--all-kernel options. Signed-off-by: Jiri Olsa <jolsa@kernel.org> Cc: Andi Kleen <ak@linux.intel.com> Cc: David Ahern <dsahern@gmail.com> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Stephane Eranian <eranian@google.com> Link: http://lkml.kernel.org/r/1458823940-24583-3-git-send-email-jolsa@kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools')
-rw-r--r--tools/perf/Documentation/perf-mem.txt8
-rw-r--r--tools/perf/builtin-mem.c11
2 files changed, 18 insertions, 1 deletions
diff --git a/tools/perf/Documentation/perf-mem.txt b/tools/perf/Documentation/perf-mem.txt
index 43310d8..1d6092c 100644
--- a/tools/perf/Documentation/perf-mem.txt
+++ b/tools/perf/Documentation/perf-mem.txt
@@ -48,6 +48,14 @@ OPTIONS
option can be passed in record mode. It will be interpreted the same way as perf
record.
+-K::
+--all-kernel::
+ Configure all used events to run in kernel space.
+
+-U::
+--all-user::
+ Configure all used events to run in user space.
+
SEE ALSO
--------
linkperf:perf-record[1], linkperf:perf-report[1]
diff --git a/tools/perf/builtin-mem.c b/tools/perf/builtin-mem.c
index 85db3be..1dc140c 100644
--- a/tools/perf/builtin-mem.c
+++ b/tools/perf/builtin-mem.c
@@ -62,19 +62,22 @@ static int __cmd_record(int argc, const char **argv, struct perf_mem *mem)
int rec_argc, i = 0, j;
const char **rec_argv;
int ret;
+ bool all_user = false, all_kernel = false;
struct option options[] = {
OPT_CALLBACK('e', "event", &mem, "event",
"event selector. use 'perf mem record -e list' to list available events",
parse_record_events),
OPT_INCR('v', "verbose", &verbose,
"be more verbose (show counter open errors, etc)"),
+ OPT_BOOLEAN('U', "--all-user", &all_user, "collect only user level data"),
+ OPT_BOOLEAN('K', "--all-kernel", &all_kernel, "collect only kernel level data"),
OPT_END()
};
argc = parse_options(argc, argv, options, record_mem_usage,
PARSE_OPT_STOP_AT_NON_OPTION);
- rec_argc = argc + 7; /* max number of arguments */
+ rec_argc = argc + 9; /* max number of arguments */
rec_argv = calloc(rec_argc + 1, sizeof(char *));
if (!rec_argv)
return -1;
@@ -103,6 +106,12 @@ static int __cmd_record(int argc, const char **argv, struct perf_mem *mem)
rec_argv[i++] = perf_mem_events__name(j);
};
+ if (all_user)
+ rec_argv[i++] = "--all-user";
+
+ if (all_kernel)
+ rec_argv[i++] = "--all-kernel";
+
for (j = 0; j < argc; j++, i++)
rec_argv[i] = argv[j];