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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>
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@ -710,8 +710,10 @@ static struct syscall_fmt {
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.arg = { [0] = { .scnprintf = SCA_X86_ARCH_PRCTL_CODE, /* code */ },
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[1] = { .scnprintf = SCA_PTR, /* arg2 */ }, }, },
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{ .name = "bind",
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.bpf_prog_name = { .sys_enter = "!syscalls:sys_enter_connect", },
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.arg = { [0] = { .scnprintf = SCA_INT, /* fd */ },
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[1] = { .scnprintf = SCA_SOCKADDR, /* umyaddr */ }, }, },
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[1] = { .scnprintf = SCA_SOCKADDR, /* umyaddr */ },
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[2] = { .scnprintf = SCA_INT, /* addrlen */ }, }, },
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{ .name = "bpf",
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.arg = { [0] = STRARRAY(cmd, bpf_cmd), }, },
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{ .name = "brk", .hexret = true,
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