perf trace: Beautify signal number arg in several syscalls

Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/n/tip-ek8w714ramabyl5jqqvjlbyb@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

diff --git a/tools/perf/builtin-trace.c b/tools/perf/builtin-trace.c
index ecc83ce99bfe2613448698143b0e873e8a8f91d4..eb0bbff52b42c5708c31c1883b3ff359809deab0 100644 (file)
--- a/tools/perf/builtin-trace.c
+++ b/tools/perf/builtin-trace.c
@@ -311,6 +311,51 @@ static size_t syscall_arg__scnprintf_open_flags(char *bf, size_t size,
 
 #define SCA_OPEN_FLAGS syscall_arg__scnprintf_open_flags
 
+static size_t syscall_arg__scnprintf_signum(char *bf, size_t size, struct syscall_arg *arg)
+{
+       int sig = arg->val;
+
+       switch (sig) {
+#define        P_SIGNUM(n) case SIG##n: return scnprintf(bf, size, #n)
+       P_SIGNUM(HUP);
+       P_SIGNUM(INT);
+       P_SIGNUM(QUIT);
+       P_SIGNUM(ILL);
+       P_SIGNUM(TRAP);
+       P_SIGNUM(ABRT);
+       P_SIGNUM(BUS);
+       P_SIGNUM(FPE);
+       P_SIGNUM(KILL);
+       P_SIGNUM(USR1);
+       P_SIGNUM(SEGV);
+       P_SIGNUM(USR2);
+       P_SIGNUM(PIPE);
+       P_SIGNUM(ALRM);
+       P_SIGNUM(TERM);
+       P_SIGNUM(STKFLT);
+       P_SIGNUM(CHLD);
+       P_SIGNUM(CONT);
+       P_SIGNUM(STOP);
+       P_SIGNUM(TSTP);
+       P_SIGNUM(TTIN);
+       P_SIGNUM(TTOU);
+       P_SIGNUM(URG);
+       P_SIGNUM(XCPU);
+       P_SIGNUM(XFSZ);
+       P_SIGNUM(VTALRM);
+       P_SIGNUM(PROF);
+       P_SIGNUM(WINCH);
+       P_SIGNUM(IO);
+       P_SIGNUM(PWR);
+       P_SIGNUM(SYS);
+       default: break;
+       }
+
+       return scnprintf(bf, size, "%#x", sig);
+}
+
+#define SCA_SIGNUM syscall_arg__scnprintf_signum
+
 static struct syscall_fmt {
        const char *name;
        const char *alias;
@@ -338,6 +383,8 @@ static struct syscall_fmt {
          .arg_parm      = { [0] = &strarray__itimers, /* which */ }, },
        { .name     = "ioctl",      .errmsg = true,
          .arg_scnprintf = { [2] = SCA_HEX, /* arg */ }, },
+       { .name     = "kill",       .errmsg = true,
+         .arg_scnprintf = { [1] = SCA_SIGNUM, /* sig */ }, },
        { .name     = "lseek",      .errmsg = true,
          .arg_scnprintf = { [2] = SCA_STRARRAY, /* whence */ },
          .arg_parm      = { [2] = &strarray__whences, /* whence */ }, },
@@ -369,15 +416,25 @@ static struct syscall_fmt {
        { .name     = "pwrite",     .errmsg = true, .alias = "pwrite64", },
        { .name     = "read",       .errmsg = true, },
        { .name     = "recvfrom",   .errmsg = true, },
+       { .name     = "rt_sigaction", .errmsg = true,
+         .arg_scnprintf = { [0] = SCA_SIGNUM, /* sig */ }, },
        { .name     = "rt_sigprocmask", .errmsg = true,
          .arg_scnprintf = { [0] = SCA_STRARRAY, /* how */ },
          .arg_parm      = { [0] = &strarray__sighow, /* how */ }, },
+       { .name     = "rt_sigqueueinfo", .errmsg = true,
+         .arg_scnprintf = { [1] = SCA_SIGNUM, /* sig */ }, },
+       { .name     = "rt_tgsigqueueinfo", .errmsg = true,
+         .arg_scnprintf = { [2] = SCA_SIGNUM, /* sig */ }, },
        { .name     = "select",     .errmsg = true, .timeout = true, },
        { .name     = "setitimer",  .errmsg = true,
          .arg_scnprintf = { [0] = SCA_STRARRAY, /* which */ },
          .arg_parm      = { [0] = &strarray__itimers, /* which */ }, },
        { .name     = "socket",     .errmsg = true, },
        { .name     = "stat",       .errmsg = true, .alias = "newstat", },
+       { .name     = "tgkill",     .errmsg = true,
+         .arg_scnprintf = { [2] = SCA_SIGNUM, /* sig */ }, },
+       { .name     = "tkill",      .errmsg = true,
+         .arg_scnprintf = { [1] = SCA_SIGNUM, /* sig */ }, },
        { .name     = "uname",      .errmsg = true, .alias = "newuname", },
 };