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authorArnaldo Carvalho de Melo <acme@redhat.com>2016-04-06 12:51:33 -0300
committerArnaldo Carvalho de Melo <acme@redhat.com>2016-04-06 14:13:40 -0300
commita3bca91f2fe54af502deaf277dd5ac0e18bffde4 (patch)
tree9d045effe285fdedcd924a8b20b548b139a39cdb /tools/perf/builtin-trace.c
parent85f8f966a152f5110a12b76511743fbfb62130ba (diff)
downloadlinux-a3bca91f2fe54af502deaf277dd5ac0e18bffde4.tar.bz2
perf trace: Beautify sched_setscheduler 'policy' argument
$ trace -e sched_setscheduler chrt -f 1 usleep 1 chrt: failed to set pid 0's policy: Operation not permitted 0.005 ( 0.005 ms): chrt/19189 sched_setscheduler(policy: FIFO, param: 0x7ffec5273d70) = -1 EPERM Operation not permitted $ Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: David Ahern <dsahern@gmail.com> Cc: Jiri Olsa <jolsa@kernel.org> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Wang Nan <wangnan0@huawei.com> Link: http://lkml.kernel.org/n/tip-i5vlo5n5jv0amt8bkyicmdxh@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/builtin-trace.c')
-rw-r--r--tools/perf/builtin-trace.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/tools/perf/builtin-trace.c b/tools/perf/builtin-trace.c
index d309f4535a45..c283153d8c7f 100644
--- a/tools/perf/builtin-trace.c
+++ b/tools/perf/builtin-trace.c
@@ -1073,6 +1073,8 @@ static size_t syscall_arg__scnprintf_getrandom_flags(char *bf, size_t size,
.arg_scnprintf = { [arg] = SCA_STRARRAY, }, \
.arg_parm = { [arg] = &strarray__##array, }
+#include "trace/beauty/sched_policy.c"
+
static struct syscall_fmt {
const char *name;
const char *alias;
@@ -1304,6 +1306,8 @@ static struct syscall_fmt {
.arg_scnprintf = { [1] = SCA_SIGNUM, /* sig */ }, },
{ .name = "rt_tgsigqueueinfo", .errmsg = true,
.arg_scnprintf = { [2] = SCA_SIGNUM, /* sig */ }, },
+ { .name = "sched_setscheduler", .errmsg = true,
+ .arg_scnprintf = { [1] = SCA_SCHED_POLICY, /* policy */ }, },
{ .name = "seccomp", .errmsg = true,
.arg_scnprintf = { [0] = SCA_SECCOMP_OP, /* op */
[1] = SCA_SECCOMP_FLAGS, /* flags */ }, },