diff options
| -rw-r--r-- | tools/perf/builtin-trace.c | 17 | ||||
| -rw-r--r-- | tools/perf/trace/beauty/beauty.h | 3 |
2 files changed, 20 insertions, 0 deletions
diff --git a/tools/perf/builtin-trace.c b/tools/perf/builtin-trace.c index c373f9a3e4a9..0c1461416ef1 100644 --- a/tools/perf/builtin-trace.c +++ b/tools/perf/builtin-trace.c @@ -988,6 +988,23 @@ size_t syscall_arg__scnprintf_fd(char *bf, size_t size, struct syscall_arg *arg) return printed; } +size_t pid__scnprintf_fd(struct trace *trace, pid_t pid, int fd, char *bf, size_t size) +{ + size_t printed = scnprintf(bf, size, "%d", fd); + struct thread *thread = machine__find_thread(trace->host, pid, pid); + + if (thread) { + const char *path = thread__fd_path(thread, fd, trace); + + if (path) + printed += scnprintf(bf + printed, size - printed, "<%s>", path); + + thread__put(thread); + } + + return printed; +} + static size_t syscall_arg__scnprintf_close_fd(char *bf, size_t size, struct syscall_arg *arg) { diff --git a/tools/perf/trace/beauty/beauty.h b/tools/perf/trace/beauty/beauty.h index b29f94ef5d6a..365bb6fecc1c 100644 --- a/tools/perf/trace/beauty/beauty.h +++ b/tools/perf/trace/beauty/beauty.h @@ -3,6 +3,7 @@ #include <linux/kernel.h> #include <linux/types.h> +#include <sys/types.h> struct strarray { int offset; @@ -26,6 +27,8 @@ size_t strarray__scnprintf(struct strarray *sa, char *bf, size_t size, const cha struct trace; struct thread; +size_t pid__scnprintf_fd(struct trace *trace, pid_t pid, int fd, char *bf, size_t size); + /** * @val: value of syscall argument being formatted * @args: All the args, use syscall_args__val(arg, nth) to access one |