* [tip:perf/core] perf trace beauty fcntl: Beautify the 'arg' for DUPFD
@ 2017-07-20 8:57 tip-bot for Arnaldo Carvalho de Melo
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From: tip-bot for Arnaldo Carvalho de Melo @ 2017-07-20 8:57 UTC (permalink / raw)
To: linux-tip-commits
Cc: linux-kernel, hpa, mingo, wangnan0, jolsa, tglx, acme,
adrian.hunter, namhyung, dsahern
Commit-ID: befecc810c95994774439baeedc8a03fe8d51e8f
Gitweb: http://git.kernel.org/tip/befecc810c95994774439baeedc8a03fe8d51e8f
Author: Arnaldo Carvalho de Melo <acme@redhat.com>
AuthorDate: Mon, 17 Jul 2017 16:04:20 -0300
Committer: Arnaldo Carvalho de Melo <acme@redhat.com>
CommitDate: Tue, 18 Jul 2017 23:14:26 -0300
perf trace beauty fcntl: Beautify the 'arg' for DUPFD
Before:
77059.513 ( 0.005 ms): bash/6649 fcntl(fd: 1</dev/pts/12>, cmd: DUPFD, arg: 10) = 10</dev/pts/12>
After:
77059.513 ( 0.005 ms): bash/6649 fcntl(fd: 1</dev/pts/12>, cmd: DUPFD, arg: 10</dev/pts/12>) = 10</dev/pts/12>
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-0k8iszng0slcuw0rc6xq1x5l@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
tools/perf/trace/beauty/fcntl.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/tools/perf/trace/beauty/fcntl.c b/tools/perf/trace/beauty/fcntl.c
index b6987c4..9e8900c 100644
--- a/tools/perf/trace/beauty/fcntl.c
+++ b/tools/perf/trace/beauty/fcntl.c
@@ -71,6 +71,9 @@ size_t syscall_arg__scnprintf_fcntl_arg(char *bf, size_t size, struct syscall_ar
{
int cmd = syscall_arg__val(arg, 1);
+ if (cmd == F_DUPFD)
+ return syscall_arg__scnprintf_fd(bf, size, arg);
+
if (cmd == F_SETFD)
return fcntl__scnprintf_getfd(arg->val, bf, size);
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