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author | Arnaldo Carvalho de Melo <acme@redhat.com> | 2017-07-14 12:14:20 -0300 |
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committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2017-07-18 23:13:59 -0300 |
commit | 89e8524abe1c584942e6b05744946877e87dd478 (patch) | |
tree | af0face51ed6a4bff0f4cee97396f3956e57258a /tools/perf/trace | |
parent | b84148a910598f3e733e54f3cb736d11911291df (diff) | |
download | linux-89e8524abe1c584942e6b05744946877e87dd478.tar.bz2 |
perf trace beauty fcntl: Beautify F_GETFL return value
The return for fcntl(fd, F_GETFL) is the fd file flags, so reuse the one
for the open syscall flags parameter:
997.992 (0.002 ms): Chrome_IOThrea/19863 fcntl(fd: 144</dev/shm/.com.google.Chrome.OhA8YL>, cmd: GETFL) = RDWR|LARGEFILE
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-5nn3n4p4yfs6u0leoq880apc@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/trace')
-rw-r--r-- | tools/perf/trace/beauty/fcntl.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/tools/perf/trace/beauty/fcntl.c b/tools/perf/trace/beauty/fcntl.c index 8a5f58d9eb7c..8dcbc30427c9 100644 --- a/tools/perf/trace/beauty/fcntl.c +++ b/tools/perf/trace/beauty/fcntl.c @@ -11,13 +11,19 @@ size_t syscall_arg__scnprintf_fcntl_cmd(char *bf, size_t size, struct syscall_arg *arg) { + if (arg->val == F_GETFL) { + syscall_arg__set_ret_scnprintf(arg, open__scnprintf_flags); + goto mask_arg; + } /* * Some commands ignore the third fcntl argument, "arg", so mask it */ - if (arg->val == F_GETFD || arg->val == F_GETFL || + if (arg->val == F_GETFD || arg->val == F_GETOWN || arg->val == F_GET_SEALS || - arg->val == F_GETLEASE || arg->val == F_GETSIG) + arg->val == F_GETLEASE || arg->val == F_GETSIG) { +mask_arg: arg->mask |= (1 << 2); + } return syscall_arg__scnprintf_strarrays(bf, size, arg); } |