diff options
| author | Arnaldo Carvalho de Melo <acme@redhat.com> | 2019-07-16 17:38:26 -0300 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2019-07-29 18:34:42 -0300 |
| commit | 247dd65b909f1cd62a178febe3f6f8d5efdd7dd2 (patch) | |
| tree | d0061e4efd3d73b4ed88eeff5e65a5c04392e0c2 | |
| parent | 3c475bc021be1f5e0a00dc1a13dc85ce7924a7d6 (diff) | |
| download | linux-247dd65b909f1cd62a178febe3f6f8d5efdd7dd2.tar.bz2 | |
perf trace beauty: Beautify bind's sockaddr arg
By reusing the "connect" BPF collector.
Testing it system wide and stopping/starting sshd:
# perf trace -e bind
LLVM: dumping /home/acme/git/perf/tools/perf/examples/bpf/augmented_raw_syscalls.o
DNS Res~er #18/15132 bind(243, { .family: PF_NETLINK }, 12) = 0
DNS Res~er #19/4833 bind(247, { .family: PF_NETLINK }, 12) = 0
DNS Res~er #19/4833 bind(238, { .family: PF_NETLINK }, 12) = 0
DNS Res~er #18/15132 bind(243, { .family: PF_NETLINK }, 12) = 0
DNS Res~er #18/10327 bind(258, { .family: PF_NETLINK }, 12) = 0
:6507/6507 bind(24, { .family: PF_NETLINK }, 12) = 0
DNS Res~er #19/4833 bind(238, { .family: PF_NETLINK }, 12) = 0
DNS Res~er #18/15132 bind(242, { .family: PF_NETLINK }, 12) = 0
sshd/6514 bind(3, { .family: PF_NETLINK }, 12) = 0
sshd/6514 bind(5, { .family: PF_INET, port: 22, addr: 0.0.0.0 }, 16) = 0
sshd/6514 bind(7, { .family: PF_INET6, port: 22, addr: :: }, 28) = 0
DNS Res~er #18/10327 bind(229, { .family: PF_NETLINK }, 12) = 0
DNS Res~er #18/15132 bind(231, { .family: PF_NETLINK }, 12) = 0
DNS Res~er #19/4833 bind(229, { .family: PF_NETLINK }, 12) = 0
^C#
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Luis Cláudio Gonçalves <lclaudio@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Link: https://lkml.kernel.org/n/tip-m2hmxqrckxxw2ciki0tu889u@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
| -rw-r--r-- | tools/perf/builtin-trace.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/tools/perf/builtin-trace.c b/tools/perf/builtin-trace.c index 010aa9e9a561..d403b09812d1 100644 --- a/tools/perf/builtin-trace.c +++ b/tools/perf/builtin-trace.c @@ -710,8 +710,10 @@ static struct syscall_fmt { .arg = { [0] = { .scnprintf = SCA_X86_ARCH_PRCTL_CODE, /* code */ }, [1] = { .scnprintf = SCA_PTR, /* arg2 */ }, }, }, { .name = "bind", + .bpf_prog_name = { .sys_enter = "!syscalls:sys_enter_connect", }, .arg = { [0] = { .scnprintf = SCA_INT, /* fd */ }, - [1] = { .scnprintf = SCA_SOCKADDR, /* umyaddr */ }, }, }, + [1] = { .scnprintf = SCA_SOCKADDR, /* umyaddr */ }, + [2] = { .scnprintf = SCA_INT, /* addrlen */ }, }, }, { .name = "bpf", .arg = { [0] = STRARRAY(cmd, bpf_cmd), }, }, { .name = "brk", .hexret = true, |