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Commit b6565c90 authored by Arnaldo Carvalho de Melo's avatar Arnaldo Carvalho de Melo
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perf trace: Use the fd->name beautifier as default for "fd" args

Noticed when the 'setsockopt' 'fd' arg wasn't being formatted via
the SCA_FD beautifier, so just remove the setting of "fd" args to
SCA_FD and do it when reading the syscall info, like we do for
args of type "pid_t", i.e. "fd" as the name should be enough as
the decision to use the SFA_FD beautifier. For odd cases we can
just do it explicitely.

Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Milian Wolff <milian.wolff@kdab.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Wang Nan <wangnan0@huawei.com>
Link: http://lkml.kernel.org/n/tip-0qissgetiuqmqyj4b6ancmpn@git.kernel.org


Signed-off-by: default avatarArnaldo Carvalho de Melo <acme@redhat.com>
parent 508be0df
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+54 −78
Original line number Diff line number Diff line
@@ -595,65 +595,45 @@ static struct syscall_fmt {
	{ .name	    = "connect",    .errmsg = true, },
	{ .name	    = "creat",	    .errmsg = true,
	  .arg_scnprintf = { [0] = SCA_FILENAME, /* pathname */ }, },
	{ .name	    = "dup",	    .errmsg = true,
	  .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, },
	{ .name	    = "dup2",	    .errmsg = true,
	  .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, },
	{ .name	    = "dup3",	    .errmsg = true,
	  .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, },
	{ .name	    = "dup",	    .errmsg = true, },
	{ .name	    = "dup2",	    .errmsg = true, },
	{ .name	    = "dup3",	    .errmsg = true, },
	{ .name	    = "epoll_ctl",  .errmsg = true, STRARRAY(1, op, epoll_ctl_ops), },
	{ .name	    = "eventfd2",   .errmsg = true,
	  .arg_scnprintf = { [1] = SCA_EFD_FLAGS, /* flags */ }, },
	{ .name	    = "faccessat",  .errmsg = true,
	  .arg_scnprintf = { [0] = SCA_FDAT, /* dfd */
			     [1] = SCA_FILENAME, /* filename */ }, },
	{ .name	    = "fadvise64",  .errmsg = true,
	  .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, },
	{ .name	    = "fallocate",  .errmsg = true,
	  .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, },
	{ .name	    = "fchdir",	    .errmsg = true,
	  .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, },
	{ .name	    = "fchmod",	    .errmsg = true,
	  .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, },
	  .arg_scnprintf = { [1] = SCA_FILENAME, /* filename */ }, },
	{ .name	    = "fadvise64",  .errmsg = true, },
	{ .name	    = "fallocate",  .errmsg = true, },
	{ .name	    = "fchdir",	    .errmsg = true, },
	{ .name	    = "fchmod",	    .errmsg = true, },
	{ .name	    = "fchmodat",   .errmsg = true,
	  .arg_scnprintf = { [0] = SCA_FDAT, /* fd */
			     [1] = SCA_FILENAME, /* filename */ }, },
	{ .name	    = "fchown",	    .errmsg = true,
	  .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, },
	{ .name	    = "fchown",	    .errmsg = true, },
	{ .name	    = "fchownat",   .errmsg = true,
	  .arg_scnprintf = { [0] = SCA_FDAT, /* fd */
			     [1] = SCA_FILENAME, /* filename */ }, },
	{ .name	    = "fcntl",	    .errmsg = true,
	  .arg_scnprintf = { [0] = SCA_FD, /* fd */
			     [1] = SCA_STRARRAY, /* cmd */ },
	  .arg_scnprintf = { [1] = SCA_STRARRAY, /* cmd */ },
	  .arg_parm	 = { [1] = &strarray__fcntl_cmds, /* cmd */ }, },
	{ .name	    = "fdatasync",  .errmsg = true,
	  .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, },
	{ .name	    = "fdatasync",  .errmsg = true, },
	{ .name	    = "flock",	    .errmsg = true,
	  .arg_scnprintf = { [0] = SCA_FD, /* fd */
			     [1] = SCA_FLOCK, /* cmd */ }, },
	{ .name	    = "fsetxattr",  .errmsg = true,
	  .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, },
	{ .name	    = "fstat",	    .errmsg = true, .alias = "newfstat",
	  .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, },
	  .arg_scnprintf = { [1] = SCA_FLOCK, /* cmd */ }, },
	{ .name	    = "fsetxattr",  .errmsg = true, },
	{ .name	    = "fstat",	    .errmsg = true, .alias = "newfstat", },
	{ .name	    = "fstatat",    .errmsg = true, .alias = "newfstatat",
	  .arg_scnprintf = { [0] = SCA_FDAT, /* dfd */
			     [1] = SCA_FILENAME, /* filename */ }, },
	{ .name	    = "fstatfs",    .errmsg = true,
	  .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, },
	{ .name	    = "fsync",    .errmsg = true,
	  .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, },
	{ .name	    = "ftruncate", .errmsg = true,
	  .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, },
	  .arg_scnprintf = { [1] = SCA_FILENAME, /* filename */ }, },
	{ .name	    = "fstatfs",    .errmsg = true, },
	{ .name	    = "fsync",    .errmsg = true, },
	{ .name	    = "ftruncate", .errmsg = true, },
	{ .name	    = "futex",	    .errmsg = true,
	  .arg_scnprintf = { [1] = SCA_FUTEX_OP, /* op */ }, },
	{ .name	    = "futimesat", .errmsg = true,
	  .arg_scnprintf = { [0] = SCA_FDAT, /* fd */
			     [1] = SCA_FILENAME, /* filename */ }, },
	{ .name	    = "getdents",   .errmsg = true,
	  .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, },
	{ .name	    = "getdents64", .errmsg = true,
	  .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, },
	{ .name	    = "getdents",   .errmsg = true, },
	{ .name	    = "getdents64", .errmsg = true, },
	{ .name	    = "getitimer",  .errmsg = true, STRARRAY(0, which, itimers), },
	{ .name	    = "getpid",	    .errpid = true, },
	{ .name	    = "getpgid",    .errpid = true, },
@@ -666,7 +646,7 @@ static struct syscall_fmt {
	{ .name	    = "inotify_add_watch",	    .errmsg = true,
	  .arg_scnprintf = { [1] = SCA_FILENAME, /* pathname */ }, },
	{ .name	    = "ioctl",	    .errmsg = true,
	  .arg_scnprintf = { [0] = SCA_FD, /* fd */
	  .arg_scnprintf = {
#if defined(__i386__) || defined(__x86_64__)
/*
 * FIXME: Make this available to all arches.
@@ -693,8 +673,7 @@ static struct syscall_fmt {
	{ .name	    = "lremovexattr",  .errmsg = true,
	  .arg_scnprintf = { [0] = SCA_FILENAME, /* pathname */ }, },
	{ .name	    = "lseek",	    .errmsg = true,
	  .arg_scnprintf = { [0] = SCA_FD, /* fd */
			     [2] = SCA_STRARRAY, /* whence */ },
	  .arg_scnprintf = { [2] = SCA_STRARRAY, /* whence */ },
	  .arg_parm	 = { [2] = &strarray__whences, /* whence */ }, },
	{ .name	    = "lsetxattr",  .errmsg = true,
	  .arg_scnprintf = { [0] = SCA_FILENAME, /* pathname */ }, },
@@ -722,8 +701,7 @@ static struct syscall_fmt {
	{ .name	    = "mmap",	    .hexret = true,
	  .arg_scnprintf = { [0] = SCA_HEX,	  /* addr */
			     [2] = SCA_MMAP_PROT, /* prot */
			     [3] = SCA_MMAP_FLAGS, /* flags */
			     [4] = SCA_FD, 	  /* fd */ }, },
			     [3] = SCA_MMAP_FLAGS, /* flags */ }, },
	{ .name	    = "mprotect",   .errmsg = true,
	  .arg_scnprintf = { [0] = SCA_HEX, /* start */
			     [2] = SCA_MMAP_PROT, /* prot */ }, },
@@ -760,33 +738,24 @@ static struct syscall_fmt {
	  .arg_scnprintf = { [1] = SCA_PIPE_FLAGS, /* flags */ }, },
	{ .name	    = "poll",	    .errmsg = true, .timeout = true, },
	{ .name	    = "ppoll",	    .errmsg = true, .timeout = true, },
	{ .name	    = "pread",	    .errmsg = true, .alias = "pread64",
	  .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, },
	{ .name	    = "preadv",	    .errmsg = true, .alias = "pread",
	  .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, },
	{ .name	    = "pread",	    .errmsg = true, .alias = "pread64", },
	{ .name	    = "preadv",	    .errmsg = true, .alias = "pread", },
	{ .name	    = "prlimit64",  .errmsg = true, STRARRAY(1, resource, rlimit_resources), },
	{ .name	    = "pwrite",	    .errmsg = true, .alias = "pwrite64",
	  .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, },
	{ .name	    = "pwritev",    .errmsg = true,
	  .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, },
	{ .name	    = "read",	    .errmsg = true,
	  .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, },
	{ .name	    = "pwrite",	    .errmsg = true, .alias = "pwrite64", },
	{ .name	    = "pwritev",    .errmsg = true, },
	{ .name	    = "read",	    .errmsg = true, },
	{ .name	    = "readlink",   .errmsg = true,
	  .arg_scnprintf = { [0] = SCA_FILENAME, /* path */ }, },
	{ .name	    = "readlinkat", .errmsg = true,
	  .arg_scnprintf = { [0] = SCA_FDAT, /* dfd */
			     [1] = SCA_FILENAME, /* pathname */ }, },
	{ .name	    = "readv",	    .errmsg = true,
	  .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, },
	{ .name	    = "readv",	    .errmsg = true, },
	{ .name	    = "recvfrom",   .errmsg = true,
	  .arg_scnprintf = { [0] = SCA_FD, /* fd */
			     [3] = SCA_MSG_FLAGS, /* flags */ }, },
	  .arg_scnprintf = { [3] = SCA_MSG_FLAGS, /* flags */ }, },
	{ .name	    = "recvmmsg",   .errmsg = true,
	  .arg_scnprintf = { [0] = SCA_FD, /* fd */
			     [3] = SCA_MSG_FLAGS, /* flags */ }, },
	  .arg_scnprintf = { [3] = SCA_MSG_FLAGS, /* flags */ }, },
	{ .name	    = "recvmsg",    .errmsg = true,
	  .arg_scnprintf = { [0] = SCA_FD, /* fd */
			     [2] = SCA_MSG_FLAGS, /* flags */ }, },
	  .arg_scnprintf = { [2] = SCA_MSG_FLAGS, /* flags */ }, },
	{ .name	    = "removexattr", .errmsg = true,
	  .arg_scnprintf = { [0] = SCA_FILENAME, /* pathname */ }, },
	{ .name	    = "renameat",   .errmsg = true,
@@ -807,22 +776,18 @@ static struct syscall_fmt {
			     [1] = SCA_SECCOMP_FLAGS, /* flags */ }, },
	{ .name	    = "select",	    .errmsg = true, .timeout = true, },
	{ .name	    = "sendmmsg",    .errmsg = true,
	  .arg_scnprintf = { [0] = SCA_FD, /* fd */
			     [3] = SCA_MSG_FLAGS, /* flags */ }, },
	  .arg_scnprintf = { [3] = SCA_MSG_FLAGS, /* flags */ }, },
	{ .name	    = "sendmsg",    .errmsg = true,
	  .arg_scnprintf = { [0] = SCA_FD, /* fd */
			     [2] = SCA_MSG_FLAGS, /* flags */ }, },
	  .arg_scnprintf = { [2] = SCA_MSG_FLAGS, /* flags */ }, },
	{ .name	    = "sendto",	    .errmsg = true,
	  .arg_scnprintf = { [0] = SCA_FD, /* fd */
			     [3] = SCA_MSG_FLAGS, /* flags */ }, },
	  .arg_scnprintf = { [3] = SCA_MSG_FLAGS, /* flags */ }, },
	{ .name	    = "set_tid_address", .errpid = true, },
	{ .name	    = "setitimer",  .errmsg = true, STRARRAY(0, which, itimers), },
	{ .name	    = "setpgid",    .errmsg = true, },
	{ .name	    = "setrlimit",  .errmsg = true, STRARRAY(0, resource, rlimit_resources), },
	{ .name	    = "setxattr",   .errmsg = true,
	  .arg_scnprintf = { [0] = SCA_FILENAME, /* pathname */ }, },
	{ .name	    = "shutdown",   .errmsg = true,
	  .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, },
	{ .name	    = "shutdown",   .errmsg = true, },
	{ .name	    = "socket",	    .errmsg = true,
	  .arg_scnprintf = { [0] = SCA_STRARRAY, /* family */
			     [1] = SCA_SK_TYPE, /* type */ },
@@ -858,16 +823,13 @@ static struct syscall_fmt {
			     [1] = SCA_FILENAME, /* filename */ }, },
	{ .name	    = "utimes",  .errmsg = true,
	  .arg_scnprintf = { [0] = SCA_FILENAME, /* filename */ }, },
	{ .name	    = "vmsplice",  .errmsg = true,
	  .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, },
	{ .name	    = "vmsplice",  .errmsg = true, },
	{ .name	    = "wait4",	    .errpid = true,
	  .arg_scnprintf = { [2] = SCA_WAITID_OPTIONS, /* options */ }, },
	{ .name	    = "waitid",	    .errpid = true,
	  .arg_scnprintf = { [3] = SCA_WAITID_OPTIONS, /* options */ }, },
	{ .name	    = "write",	    .errmsg = true,
	  .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, },
	{ .name	    = "writev",	    .errmsg = true,
	  .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, },
	{ .name	    = "write",	    .errmsg = true, },
	{ .name	    = "writev",	    .errmsg = true, },
};

static int syscall_fmt__cmp(const void *name, const void *fmtp)
@@ -1204,7 +1166,7 @@ static int trace__symbols_init(struct trace *trace, struct perf_evlist *evlist)
static int syscall__set_arg_fmts(struct syscall *sc)
{
	struct format_field *field;
	int idx = 0;
	int idx = 0, len;

	sc->arg_scnprintf = calloc(sc->nr_args, sizeof(void *));
	if (sc->arg_scnprintf == NULL)
@@ -1222,6 +1184,20 @@ static int syscall__set_arg_fmts(struct syscall *sc)
			sc->arg_scnprintf[idx] = SCA_PID;
		else if (strcmp(field->type, "umode_t") == 0)
			sc->arg_scnprintf[idx] = SCA_MODE_T;
		else if ((strcmp(field->type, "int") == 0 ||
			  strcmp(field->type, "unsigned int") == 0 ||
			  strcmp(field->type, "long") == 0) &&
			 (len = strlen(field->name)) >= 2 &&
			 strcmp(field->name + len - 2, "fd") == 0) {
			/*
			 * /sys/kernel/tracing/events/syscalls/sys_enter*
			 * egrep 'field:.*fd;' .../format|sed -r 's/.*field:([a-z ]+) [a-z_]*fd.+/\1/g'|sort|uniq -c
			 * 65 int
			 * 23 unsigned int
			 * 7 unsigned long
			 */
			sc->arg_scnprintf[idx] = SCA_FD;
		}
		++idx;
	}