diff options
| author | Arnaldo Carvalho de Melo <acme@redhat.com> | 2017-07-14 21:24:19 +0300 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2017-07-19 05:14:03 +0300 |
| commit | 07a0572439450e2631f90d595965c379de105bab (patch) | |
| tree | d36d3ee941a990758a07a9689b7dc1c1d85734b2 /tools/perf/trace | |
| parent | fc65eb8213a437b43e9de7776699aaa25dfa00df (diff) | |
| download | linux-07a0572439450e2631f90d595965c379de105bab.tar.xz | |
perf trace beauty fcntl: Augment the return of F_DUPFD(_CLOEXEC)
Using the existing 'fd' beautifier, now we can see the path for the just
dup'ed fd:
18031.338 ( 0.009 ms): gnome-terminal/2472 fcntl(fd: 55, cmd: DUPFD_CLOEXEC) = 56</memfd:gdk-wayland (deleted)>
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-z0ggo126p2eobfwnjw9z16tw@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 | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/tools/perf/trace/beauty/fcntl.c b/tools/perf/trace/beauty/fcntl.c index 9de80a7eddfa..254ae435780d 100644 --- a/tools/perf/trace/beauty/fcntl.c +++ b/tools/perf/trace/beauty/fcntl.c @@ -30,6 +30,10 @@ size_t syscall_arg__scnprintf_fcntl_cmd(char *bf, size_t size, struct syscall_ar syscall_arg__set_ret_scnprintf(arg, syscall_arg__scnprintf_fcntl_getfd); goto mask_arg; } + if (arg->val == F_DUPFD_CLOEXEC || arg->val == F_DUPFD) { + syscall_arg__set_ret_scnprintf(arg, syscall_arg__scnprintf_fd); + goto out; + } /* * Some commands ignore the third fcntl argument, "arg", so mask it */ @@ -38,7 +42,7 @@ size_t syscall_arg__scnprintf_fcntl_cmd(char *bf, size_t size, struct syscall_ar mask_arg: arg->mask |= (1 << 2); } - +out: return syscall_arg__scnprintf_strarrays(bf, size, arg); } |