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Commit 729a7841 authored by Arnaldo Carvalho de Melo's avatar Arnaldo Carvalho de Melo
Browse files

perf trace: Add cmd string table to decode sys_bpf first arg 

 # perf trace -e bpf perf record -e /tmp/foo.o -a
   362.779 (0.130 ms): perf/3451 bpf(cmd: PROG_LOAD, uattr: 0x7ffe9a6825d0, size: 48) = 3

Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Alexei Starovoitov <ast@plumgrid.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Wang Nan <wangnan0@huawei.com>
Link: http://lkml.kernel.org/n/tip-2b0nknu53baz9e0wj4thcdd8@git.kernel.org


Signed-off-by: default avatarArnaldo Carvalho de Melo <acme@redhat.com>
parent 66a565c2

tools/perf/builtin-trace.c

+7 −0
Original line number Original line Diff line number Diff line
@@ -585,6 +585,12 @@ static size_t syscall_arg__scnprintf_futex_op(char *bf, size_t size, struct sysc 




#define SCA_FUTEX_OP  syscall_arg__scnprintf_futex_op

#define SCA_FUTEX_OP  syscall_arg__scnprintf_futex_op





static const char *bpf_cmd[] = {

	"MAP_CREATE", "MAP_LOOKUP_ELEM", "MAP_UPDATE_ELEM", "MAP_DELETE_ELEM",

	"MAP_GET_NEXT_KEY", "PROG_LOAD",

};

static DEFINE_STRARRAY(bpf_cmd);



static const char *epoll_ctl_ops[] = { "ADD", "DEL", "MOD", };

static const char *epoll_ctl_ops[] = { "ADD", "DEL", "MOD", };

static DEFINE_STRARRAY_OFFSET(epoll_ctl_ops, 1);

static DEFINE_STRARRAY_OFFSET(epoll_ctl_ops, 1);
@@ -1011,6 +1017,7 @@ static struct syscall_fmt { 
	  .arg_scnprintf = { [0] = SCA_FILENAME, /* filename */

	  .arg_scnprintf = { [0] = SCA_FILENAME, /* filename */

			     [1] = SCA_ACCMODE,  /* mode */ }, },

			     [1] = SCA_ACCMODE,  /* mode */ }, },

	{ .name	    = "arch_prctl", .errmsg = true, .alias = "prctl", },

	{ .name	    = "arch_prctl", .errmsg = true, .alias = "prctl", },

	{ .name	    = "bpf",	    .errmsg = true, STRARRAY(0, cmd, bpf_cmd), },

	{ .name	    = "brk",	    .hexret = true,

	{ .name	    = "brk",	    .hexret = true,

	  .arg_scnprintf = { [0] = SCA_HEX, /* brk */ }, },

	  .arg_scnprintf = { [0] = SCA_HEX, /* brk */ }, },

	{ .name	    = "chdir",	    .errmsg = true,

	{ .name	    = "chdir",	    .errmsg = true,