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Subject[tip:perf/core] perf trace: Allow asking for not suppressing common string prefixes
Commit-ID:  c65c83ffe904590162bd762be185ac4d53ce5a85
Gitweb: https://git.kernel.org/tip/c65c83ffe904590162bd762be185ac4d53ce5a85
Author: Arnaldo Carvalho de Melo <acme@redhat.com>
AuthorDate: Fri, 14 Dec 2018 17:06:47 -0300
Committer: Arnaldo Carvalho de Melo <acme@redhat.com>
CommitDate: Tue, 18 Dec 2018 16:07:42 -0300

perf trace: Allow asking for not suppressing common string prefixes

So far we've been suppressing common stuff such as "MAP_" in the mmap
flags, showing "SHARED" instead of "MAP_SHARED", allow for those
prefixes (and a few suffixes) to be shown:

# trace -e *map,open*,*seek sleep 1
openat("/etc/ld.so.cache", CLOEXEC) = 3
mmap(0, 109093, READ, PRIVATE, 3, 0) = 0x7ff61c695000
openat("/lib64/libc.so.6", CLOEXEC) = 3
lseek(3, 792, SET) = 792
mmap(0, 8192, READ|WRITE, PRIVATE|ANONYMOUS) = 0x7ff61c693000
lseek(3, 792, SET) = 792
lseek(3, 864, SET) = 864
mmap(0, 1857568, READ, PRIVATE|DENYWRITE, 3, 0) = 0x7ff61c4cd000
mmap(0x7ff61c4ef000, 1363968, EXEC|READ, PRIVATE|FIXED|DENYWRITE, 3, 139264) = 0x7ff61c4ef000
mmap(0x7ff61c63c000, 311296, READ, PRIVATE|FIXED|DENYWRITE, 3, 1503232) = 0x7ff61c63c000
mmap(0x7ff61c689000, 24576, READ|WRITE, PRIVATE|FIXED|DENYWRITE, 3, 1814528) = 0x7ff61c689000
mmap(0x7ff61c68f000, 14368, READ|WRITE, PRIVATE|FIXED|ANONYMOUS) = 0x7ff61c68f000
munmap(0x7ff61c695000, 109093) = 0
openat("/usr/lib/locale/locale-archive", CLOEXEC) = 3
mmap(0, 217749968, READ, PRIVATE, 3, 0) = 0x7ff60f523000
#
# vim ~/.perfconfig
#
# perf config
llvm.dump-obj=true
trace.add_events=/home/acme/git/perf/tools/perf/examples/bpf/augmented_raw_syscalls.o
trace.show_zeros=yes
trace.show_duration=no
trace.no_inherit=yes
trace.show_timestamp=no
trace.show_arg_names=no
trace.args_alignment=0
trace.string_quote="
trace.show_prefix=yes
#
#
# trace -e *map,open*,*seek sleep 1
openat(AT_FDCWD, "/etc/ld.so.cache", O_CLOEXEC) = 3
mmap(0, 109093, PROT_READ, MAP_PRIVATE, 3, 0) = 0x7f7ebbe59000
openat(AT_FDCWD, "/lib64/libc.so.6", O_CLOEXEC) = 3
lseek(3, 792, SEEK_SET) = 792
mmap(0, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS) = 0x7f7ebbe57000
lseek(3, 792, SEEK_SET) = 792
lseek(3, 864, SEEK_SET) = 864
mmap(0, 1857568, PROT_READ, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7f7ebbc91000
mmap(0x7f7ebbcb3000, 1363968, PROT_EXEC|PROT_READ, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 139264) = 0x7f7ebbcb3000
mmap(0x7f7ebbe00000, 311296, PROT_READ, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 1503232) = 0x7f7ebbe00000
mmap(0x7f7ebbe4d000, 24576, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 1814528) = 0x7f7ebbe4d000
mmap(0x7f7ebbe53000, 14368, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS) = 0x7f7ebbe53000
munmap(0x7f7ebbe59000, 109093) = 0
openat(AT_FDCWD, "/usr/lib/locale/locale-archive", O_CLOEXEC) = 3
mmap(0, 217749968, PROT_READ, MAP_PRIVATE, 3, 0) = 0x7f7eaece7000
#

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>
Cc: Wang Nan <wangnan0@huawei.com>
Link: https://lkml.kernel.org/n/tip-mtn1i4rjowjl72trtnbmvjd4@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
tools/perf/Documentation/perf-config.txt | 4 ++++
tools/perf/builtin-trace.c | 30 ++++++++++++++++++++----------
tools/perf/trace/beauty/beauty.h | 8 +++++---
tools/perf/trace/beauty/clone.c | 7 ++++---
tools/perf/trace/beauty/eventfd.c | 4 +++-
tools/perf/trace/beauty/fcntl.c | 20 +++++++++++---------
tools/perf/trace/beauty/flock.c | 4 +++-
tools/perf/trace/beauty/futex_op.c | 8 +++++---
tools/perf/trace/beauty/futex_val3.c | 3 ++-
tools/perf/trace/beauty/ioctl.c | 15 +++++++++------
tools/perf/trace/beauty/kcmp.c | 6 +++---
tools/perf/trace/beauty/mmap.c | 16 ++++++++++------
tools/perf/trace/beauty/mode_t.c | 4 +++-
tools/perf/trace/beauty/mount_flags.c | 6 +++---
tools/perf/trace/beauty/msg_flags.c | 4 +++-
tools/perf/trace/beauty/open_flags.c | 11 ++++++-----
tools/perf/trace/beauty/perf_event_open.c | 4 +++-
tools/perf/trace/beauty/pkey_alloc.c | 12 ++++++------
tools/perf/trace/beauty/prctl.c | 12 ++++++------
tools/perf/trace/beauty/renameat.c | 6 +++---
tools/perf/trace/beauty/sched_policy.c | 6 ++++--
tools/perf/trace/beauty/seccomp.c | 8 ++++++--
tools/perf/trace/beauty/signum.c | 4 +++-
tools/perf/trace/beauty/sockaddr.c | 2 +-
tools/perf/trace/beauty/socket.c | 6 +++---
tools/perf/trace/beauty/socket_type.c | 4 +++-
tools/perf/trace/beauty/statx.c | 10 +++++++---
tools/perf/trace/beauty/waitid_options.c | 4 +++-
28 files changed, 142 insertions(+), 86 deletions(-)

diff --git a/tools/perf/Documentation/perf-config.txt b/tools/perf/Documentation/perf-config.txt
index 0098eab8e5b1..4ac7775fbc11 100644
--- a/tools/perf/Documentation/perf-config.txt
+++ b/tools/perf/Documentation/perf-config.txt
@@ -543,6 +543,10 @@ trace.*::
trace.show_duration::
Show syscall duration.

+ trace.show_prefix::
+ If set to 'yes' will show common string prefixes in tables. The default
+ is to remove the common prefix in things like "MAP_SHARED", showing just "SHARED".
+
trace.show_timestamp::
Show syscall start timestamp.

diff --git a/tools/perf/builtin-trace.c b/tools/perf/builtin-trace.c
index 02bc5da5cfa7..8a176ab2bd8e 100644
--- a/tools/perf/builtin-trace.c
+++ b/tools/perf/builtin-trace.c
@@ -132,6 +132,7 @@ struct trace {
bool show_duration;
bool show_zeros;
bool show_arg_names;
+ bool show_string_prefix;
bool force;
bool vfs_getname;
int trace_pgfaults;
@@ -360,21 +361,21 @@ out_delete:
({ struct syscall_tp *fields = evsel->priv; \
fields->name.pointer(&fields->name, sample); })

-size_t strarray__scnprintf(struct strarray *sa, char *bf, size_t size, const char *intfmt, int val)
+size_t strarray__scnprintf(struct strarray *sa, char *bf, size_t size, const char *intfmt, bool show_prefix, int val)
{
int idx = val - sa->offset;

if (idx < 0 || idx >= sa->nr_entries || sa->entries[idx] == NULL)
return scnprintf(bf, size, intfmt, val);

- return scnprintf(bf, size, "%s", sa->entries[idx]);
+ return scnprintf(bf, size, "%s%s", show_prefix ? sa->prefix : "", sa->entries[idx]);
}

static size_t __syscall_arg__scnprintf_strarray(char *bf, size_t size,
const char *intfmt,
struct syscall_arg *arg)
{
- return strarray__scnprintf(arg->parm, bf, size, intfmt, arg->val);
+ return strarray__scnprintf(arg->parm, bf, size, intfmt, arg->show_string_prefix, arg->val);
}

static size_t syscall_arg__scnprintf_strarray(char *bf, size_t size,
@@ -408,7 +409,7 @@ size_t syscall_arg__scnprintf_strarrays(char *bf, size_t size,
if (idx >= 0 && idx < sa->nr_entries) {
if (sa->entries[idx] == NULL)
break;
- return scnprintf(bf, size, "%s", sa->entries[idx]);
+ return scnprintf(bf, size, "%s%s", arg->show_string_prefix ? sa->prefix : "", sa->entries[idx]);
}
}

@@ -423,10 +424,10 @@ static size_t syscall_arg__scnprintf_fd_at(char *bf, size_t size,
struct syscall_arg *arg)
{
int fd = arg->val;
- /* char fd_at_prefix = "AT_FD"; */
+ const char *prefix = "AT_FD";

if (fd == AT_FDCWD)
- return scnprintf(bf, size, "CWD");
+ return scnprintf(bf, size, "%s%s", arg->show_string_prefix ? prefix : "", "CWD");

return syscall_arg__scnprintf_fd(bf, size, arg);
}
@@ -527,14 +528,16 @@ static DEFINE_STRARRAY(clockid, "CLOCK_");
static size_t syscall_arg__scnprintf_access_mode(char *bf, size_t size,
struct syscall_arg *arg)
{
+ bool show_prefix = arg->show_string_prefix;
+ const char *suffix = "_OK";
size_t printed = 0;
int mode = arg->val;

if (mode == F_OK) /* 0 */
- return scnprintf(bf, size, "F");
+ return scnprintf(bf, size, "F%s", show_prefix ? suffix : "");
#define P_MODE(n) \
if (mode & n##_OK) { \
- printed += scnprintf(bf + printed, size - printed, "%s", #n); \
+ printed += scnprintf(bf + printed, size - printed, "%s%s", #n, show_prefix ? suffix : ""); \
mode &= ~n##_OK; \
}

@@ -559,11 +562,13 @@ static size_t syscall_arg__scnprintf_filename(char *bf, size_t size,
static size_t syscall_arg__scnprintf_pipe_flags(char *bf, size_t size,
struct syscall_arg *arg)
{
+ bool show_prefix = arg->show_string_prefix;
+ const char *prefix = "O_";
int printed = 0, flags = arg->val;

#define P_FLAG(n) \
if (flags & O_##n) { \
- printed += scnprintf(bf + printed, size - printed, "%s%s", printed ? "|" : "", #n); \
+ printed += scnprintf(bf + printed, size - printed, "%s%s%s", printed ? "|" : "", show_prefix ? prefix : "", #n); \
flags &= ~O_##n; \
}

@@ -589,11 +594,13 @@ static size_t syscall_arg__scnprintf_pipe_flags(char *bf, size_t size,
static size_t syscall_arg__scnprintf_getrandom_flags(char *bf, size_t size,
struct syscall_arg *arg)
{
+ bool show_prefix = arg->show_string_prefix;
+ const char *prefix = "GRND_";
int printed = 0, flags = arg->val;

#define P_FLAG(n) \
if (flags & GRND_##n) { \
- printed += scnprintf(bf + printed, size - printed, "%s%s", printed ? "|" : "", #n); \
+ printed += scnprintf(bf + printed, size - printed, "%s%s%s", printed ? "|" : "", show_prefix ? prefix : "", #n); \
flags &= ~GRND_##n; \
}

@@ -1577,6 +1584,7 @@ static size_t syscall__scnprintf_args(struct syscall *sc, char *bf, size_t size,
.mask = 0,
.trace = trace,
.thread = thread,
+ .show_string_prefix = trace->show_string_prefix,
};
struct thread_trace *ttrace = thread__priv(thread);

@@ -3563,6 +3571,8 @@ static int trace__config(const char *var, const char *value, void *arg)
goto out;
}
trace->show_zeros = new_show_zeros;
+ } else if (!strcmp(var, "trace.show_prefix")) {
+ trace->show_string_prefix = perf_config_bool(var, value);
} else if (!strcmp(var, "trace.no_inherit")) {
trace->opts.no_inherit = perf_config_bool(var, value);
} else if (!strcmp(var, "trace.args_alignment")) {
diff --git a/tools/perf/trace/beauty/beauty.h b/tools/perf/trace/beauty/beauty.h
index 452e9c006d4f..ac25b6410bc8 100644
--- a/tools/perf/trace/beauty/beauty.h
+++ b/tools/perf/trace/beauty/beauty.h
@@ -26,8 +26,8 @@ struct strarray {
.prefix = _prefix, \
}

-size_t strarray__scnprintf(struct strarray *sa, char *bf, size_t size, const char *intfmt, int val);
-size_t strarray__scnprintf_flags(struct strarray *sa, char *bf, size_t size, unsigned long flags);
+size_t strarray__scnprintf(struct strarray *sa, char *bf, size_t size, const char *intfmt, bool show_prefix, int val);
+size_t strarray__scnprintf_flags(struct strarray *sa, char *bf, size_t size, bool show_prefix, unsigned long flags);

struct trace;
struct thread;
@@ -69,6 +69,7 @@ struct augmented_arg {
* @parm: private area, may be an strarray, for instance
* @idx: syscall arg idx (is this the first?)
* @mask: a syscall arg may mask another arg, see syscall_arg__scnprintf_futex_op
+ * @show_string_prefix: When there is a common prefix in a string table, show it or not
*/

struct syscall_arg {
@@ -83,6 +84,7 @@ struct syscall_arg {
void *parm;
u8 idx;
u8 mask;
+ bool show_string_prefix;
};

unsigned long syscall_arg__val(struct syscall_arg *arg, u8 idx);
@@ -162,7 +164,7 @@ size_t syscall_arg__scnprintf_statx_flags(char *bf, size_t size, struct syscall_
size_t syscall_arg__scnprintf_statx_mask(char *bf, size_t size, struct syscall_arg *arg);
#define SCA_STATX_MASK syscall_arg__scnprintf_statx_mask

-size_t open__scnprintf_flags(unsigned long flags, char *bf, size_t size);
+size_t open__scnprintf_flags(unsigned long flags, char *bf, size_t size, bool show_prefix);

void syscall_arg__set_ret_scnprintf(struct syscall_arg *arg,
size_t (*ret_scnprintf)(char *bf, size_t size, struct syscall_arg *arg));
diff --git a/tools/perf/trace/beauty/clone.c b/tools/perf/trace/beauty/clone.c
index 010406500c30..6eb9a6636171 100644
--- a/tools/perf/trace/beauty/clone.c
+++ b/tools/perf/trace/beauty/clone.c
@@ -10,13 +10,14 @@
#include <sys/types.h>
#include <uapi/linux/sched.h>

-static size_t clone__scnprintf_flags(unsigned long flags, char *bf, size_t size)
+static size_t clone__scnprintf_flags(unsigned long flags, char *bf, size_t size, bool show_prefix)
{
+ const char *prefix = "CLONE_";
int printed = 0;

#define P_FLAG(n) \
if (flags & CLONE_##n) { \
- printed += scnprintf(bf + printed, size - printed, "%s%s", printed ? "|" : "", #n); \
+ printed += scnprintf(bf + printed, size - printed, "%s%s%s", printed ? "|" : "", show_prefix ? prefix : "", #n); \
flags &= ~CLONE_##n; \
}

@@ -70,5 +71,5 @@ size_t syscall_arg__scnprintf_clone_flags(char *bf, size_t size, struct syscall_
if (!(flags & CLONE_SETTLS))
arg->mask |= SCC_TLS;

- return clone__scnprintf_flags(flags, bf, size);
+ return clone__scnprintf_flags(flags, bf, size, arg->show_string_prefix);
}
diff --git a/tools/perf/trace/beauty/eventfd.c b/tools/perf/trace/beauty/eventfd.c
index db5b9b492113..4bab106213c6 100644
--- a/tools/perf/trace/beauty/eventfd.c
+++ b/tools/perf/trace/beauty/eventfd.c
@@ -13,13 +13,15 @@

static size_t syscall_arg__scnprintf_eventfd_flags(char *bf, size_t size, struct syscall_arg *arg)
{
+ bool show_prefix = arg->show_string_prefix;
+ const char *prefix = "EFD_";
int printed = 0, flags = arg->val;

if (flags == 0)
return scnprintf(bf, size, "NONE");
#define P_FLAG(n) \
if (flags & EFD_##n) { \
- printed += scnprintf(bf + printed, size - printed, "%s%s", printed ? "|" : "", #n); \
+ printed += scnprintf(bf + printed, size - printed, "%s%s%s", printed ? "|" : "", show_prefix ? prefix : "", #n); \
flags &= ~EFD_##n; \
}

diff --git a/tools/perf/trace/beauty/fcntl.c b/tools/perf/trace/beauty/fcntl.c
index 15d669087e0a..56ef83b3d130 100644
--- a/tools/perf/trace/beauty/fcntl.c
+++ b/tools/perf/trace/beauty/fcntl.c
@@ -9,27 +9,28 @@
#include <linux/kernel.h>
#include <uapi/linux/fcntl.h>

-static size_t fcntl__scnprintf_getfd(unsigned long val, char *bf, size_t size)
+static size_t fcntl__scnprintf_getfd(unsigned long val, char *bf, size_t size, bool show_prefix)
{
- return scnprintf(bf, size, "%s", val ? "CLOEXEC" : "0");
+ return val ? scnprintf(bf, size, "%s", "0") :
+ scnprintf(bf, size, "%s%s", show_prefix ? "FD_" : "", "CLOEXEC");
}

static size_t syscall_arg__scnprintf_fcntl_getfd(char *bf, size_t size, struct syscall_arg *arg)
{
- return fcntl__scnprintf_getfd(arg->val, bf, size);
+ return fcntl__scnprintf_getfd(arg->val, bf, size, arg->show_string_prefix);
}

-static size_t fcntl__scnprintf_getlease(unsigned long val, char *bf, size_t size)
+static size_t fcntl__scnprintf_getlease(unsigned long val, char *bf, size_t size, bool show_prefix)
{
static const char *fcntl_setlease[] = { "RDLCK", "WRLCK", "UNLCK", };
static DEFINE_STRARRAY(fcntl_setlease, "F_");

- return strarray__scnprintf(&strarray__fcntl_setlease, bf, size, "%x", val);
+ return strarray__scnprintf(&strarray__fcntl_setlease, bf, size, "%x", show_prefix, val);
}

static size_t syscall_arg__scnprintf_fcntl_getlease(char *bf, size_t size, struct syscall_arg *arg)
{
- return fcntl__scnprintf_getlease(arg->val, bf, size);
+ return fcntl__scnprintf_getlease(arg->val, bf, size, arg->show_string_prefix);
}

size_t syscall_arg__scnprintf_fcntl_cmd(char *bf, size_t size, struct syscall_arg *arg)
@@ -68,22 +69,23 @@ out:

size_t syscall_arg__scnprintf_fcntl_arg(char *bf, size_t size, struct syscall_arg *arg)
{
+ bool show_prefix = arg->show_string_prefix;
int cmd = syscall_arg__val(arg, 1);

if (cmd == F_DUPFD)
return syscall_arg__scnprintf_fd(bf, size, arg);

if (cmd == F_SETFD)
- return fcntl__scnprintf_getfd(arg->val, bf, size);
+ return fcntl__scnprintf_getfd(arg->val, bf, size, show_prefix);

if (cmd == F_SETFL)
- return open__scnprintf_flags(arg->val, bf, size);
+ return open__scnprintf_flags(arg->val, bf, size, show_prefix);

if (cmd == F_SETOWN)
return syscall_arg__scnprintf_pid(bf, size, arg);

if (cmd == F_SETLEASE)
- return fcntl__scnprintf_getlease(arg->val, bf, size);
+ return fcntl__scnprintf_getlease(arg->val, bf, size, show_prefix);
/*
* We still don't grab the contents of pointers on entry or exit,
* so just print them as hex numbers
diff --git a/tools/perf/trace/beauty/flock.c b/tools/perf/trace/beauty/flock.c
index cf02ae5f0ba6..c14274edd6d9 100644
--- a/tools/perf/trace/beauty/flock.c
+++ b/tools/perf/trace/beauty/flock.c
@@ -22,13 +22,15 @@

size_t syscall_arg__scnprintf_flock(char *bf, size_t size, struct syscall_arg *arg)
{
+ bool show_prefix = arg->show_string_prefix;
+ const char *prefix = "LOCK_";
int printed = 0, op = arg->val;

if (op == 0)
return scnprintf(bf, size, "NONE");
#define P_CMD(cmd) \
if ((op & LOCK_##cmd) == LOCK_##cmd) { \
- printed += scnprintf(bf + printed, size - printed, "%s%s", printed ? "|" : "", #cmd); \
+ printed += scnprintf(bf + printed, size - printed, "%s%s%s", printed ? "|" : "", show_prefix ? prefix : "", #cmd); \
op &= ~LOCK_##cmd; \
}

diff --git a/tools/perf/trace/beauty/futex_op.c b/tools/perf/trace/beauty/futex_op.c
index 1136bde56406..00365156782b 100644
--- a/tools/perf/trace/beauty/futex_op.c
+++ b/tools/perf/trace/beauty/futex_op.c
@@ -19,6 +19,8 @@

static size_t syscall_arg__scnprintf_futex_op(char *bf, size_t size, struct syscall_arg *arg)
{
+ bool show_prefix = arg->show_string_prefix;
+ const char *prefix = "FUTEX_";
enum syscall_futex_args {
SCF_UADDR = (1 << 0),
SCF_OP = (1 << 1),
@@ -32,7 +34,7 @@ static size_t syscall_arg__scnprintf_futex_op(char *bf, size_t size, struct sysc
size_t printed = 0;

switch (cmd) {
-#define P_FUTEX_OP(n) case FUTEX_##n: printed = scnprintf(bf, size, #n);
+#define P_FUTEX_OP(n) case FUTEX_##n: printed = scnprintf(bf, size, "%s%s", show_prefix ? prefix : "", #n);
P_FUTEX_OP(WAIT); arg->mask |= SCF_VAL3|SCF_UADDR2; break;
P_FUTEX_OP(WAKE); arg->mask |= SCF_VAL3|SCF_UADDR2|SCF_TIMEOUT; break;
P_FUTEX_OP(FD); arg->mask |= SCF_VAL3|SCF_UADDR2|SCF_TIMEOUT; break;
@@ -50,10 +52,10 @@ static size_t syscall_arg__scnprintf_futex_op(char *bf, size_t size, struct sysc
}

if (op & FUTEX_PRIVATE_FLAG)
- printed += scnprintf(bf + printed, size - printed, "|PRIV");
+ printed += scnprintf(bf + printed, size - printed, "|%s%s", show_prefix ? prefix : "", "PRIVATE_FLAG");

if (op & FUTEX_CLOCK_REALTIME)
- printed += scnprintf(bf + printed, size - printed, "|CLKRT");
+ printed += scnprintf(bf + printed, size - printed, "|%s%s", show_prefix ? prefix : "", "CLOCK_REALTIME");

return printed;
}
diff --git a/tools/perf/trace/beauty/futex_val3.c b/tools/perf/trace/beauty/futex_val3.c
index 138b7d588a70..9114f7620571 100644
--- a/tools/perf/trace/beauty/futex_val3.c
+++ b/tools/perf/trace/beauty/futex_val3.c
@@ -7,10 +7,11 @@

static size_t syscall_arg__scnprintf_futex_val3(char *bf, size_t size, struct syscall_arg *arg)
{
+ const char *prefix = "FUTEX_BITSET_";
unsigned int bitset = arg->val;

if (bitset == FUTEX_BITSET_MATCH_ANY)
- return scnprintf(bf, size, "MATCH_ANY");
+ return scnprintf(bf, size, "%s%s", arg->show_string_prefix ? prefix : "", "MATCH_ANY");

return scnprintf(bf, size, "%#xd", bitset);
}
diff --git a/tools/perf/trace/beauty/ioctl.c b/tools/perf/trace/beauty/ioctl.c
index ea243f6167d7..9efeb6a936c2 100644
--- a/tools/perf/trace/beauty/ioctl.c
+++ b/tools/perf/trace/beauty/ioctl.c
@@ -112,8 +112,9 @@ static size_t ioctl__scnprintf_perf_cmd(int nr, int dir, char *bf, size_t size)
return scnprintf(bf, size, "(%#x, %#x, %#x)", 0xAE, nr, dir);
}

-static size_t ioctl__scnprintf_cmd(unsigned long cmd, char *bf, size_t size)
+static size_t ioctl__scnprintf_cmd(unsigned long cmd, char *bf, size_t size, bool show_prefix)
{
+ const char *prefix = "_IOC_";
int dir = _IOC_DIR(cmd),
type = _IOC_TYPE(cmd),
nr = _IOC_NR(cmd),
@@ -143,12 +144,14 @@ static size_t ioctl__scnprintf_cmd(unsigned long cmd, char *bf, size_t size)
printed += scnprintf(bf + printed, size - printed, "%c", '(');

if (dir == _IOC_NONE) {
- printed += scnprintf(bf + printed, size - printed, "%s", "NONE");
+ printed += scnprintf(bf + printed, size - printed, "%s%s", show_prefix ? prefix : "", "NONE");
} else {
if (dir & _IOC_READ)
- printed += scnprintf(bf + printed, size - printed, "%s", "READ");
- if (dir & _IOC_WRITE)
- printed += scnprintf(bf + printed, size - printed, "%s%s", dir & _IOC_READ ? "|" : "", "WRITE");
+ printed += scnprintf(bf + printed, size - printed, "%s%s", show_prefix ? prefix : "", "READ");
+ if (dir & _IOC_WRITE) {
+ printed += scnprintf(bf + printed, size - printed, "%s%s%s", dir & _IOC_READ ? "|" : "",
+ show_prefix ? prefix : "", "WRITE");
+ }
}

return printed + scnprintf(bf + printed, size - printed, ", %#x, %#x, %#x)", type, nr, sz);
@@ -158,5 +161,5 @@ size_t syscall_arg__scnprintf_ioctl_cmd(char *bf, size_t size, struct syscall_ar
{
unsigned long cmd = arg->val;

- return ioctl__scnprintf_cmd(cmd, bf, size);
+ return ioctl__scnprintf_cmd(cmd, bf, size, arg->show_string_prefix);
}
diff --git a/tools/perf/trace/beauty/kcmp.c b/tools/perf/trace/beauty/kcmp.c
index 56f1e50a6012..9351f84390a1 100644
--- a/tools/perf/trace/beauty/kcmp.c
+++ b/tools/perf/trace/beauty/kcmp.c
@@ -26,10 +26,10 @@ size_t syscall_arg__scnprintf_kcmp_idx(char *bf, size_t size, struct syscall_arg
return pid__scnprintf_fd(arg->trace, pid, fd, bf, size);
}

-static size_t kcmp__scnprintf_type(int type, char *bf, size_t size)
+static size_t kcmp__scnprintf_type(int type, char *bf, size_t size, bool show_prefix)
{
static DEFINE_STRARRAY(kcmp_types, "KCMP_");
- return strarray__scnprintf(&strarray__kcmp_types, bf, size, "%d", type);
+ return strarray__scnprintf(&strarray__kcmp_types, bf, size, "%d", show_prefix, type);
}

size_t syscall_arg__scnprintf_kcmp_type(char *bf, size_t size, struct syscall_arg *arg)
@@ -39,5 +39,5 @@ size_t syscall_arg__scnprintf_kcmp_type(char *bf, size_t size, struct syscall_ar
if (type != KCMP_FILE)
arg->mask |= (1 << 3) | (1 << 4); /* Ignore idx1 and idx2 */

- return kcmp__scnprintf_type(type, bf, size);
+ return kcmp__scnprintf_type(type, bf, size, arg->show_string_prefix);
}
diff --git a/tools/perf/trace/beauty/mmap.c b/tools/perf/trace/beauty/mmap.c
index 1a7bd716057a..138f36a47fb1 100644
--- a/tools/perf/trace/beauty/mmap.c
+++ b/tools/perf/trace/beauty/mmap.c
@@ -5,13 +5,15 @@
static size_t syscall_arg__scnprintf_mmap_prot(char *bf, size_t size,
struct syscall_arg *arg)
{
+ const char *prot_prefix = "PROT_";
int printed = 0, prot = arg->val;
+ bool show_prefix = arg->show_string_prefix;

if (prot == PROT_NONE)
- return scnprintf(bf, size, "NONE");
+ return scnprintf(bf, size, "%sNONE", show_prefix ? prot_prefix : "");
#define P_MMAP_PROT(n) \
if (prot & PROT_##n) { \
- printed += scnprintf(bf + printed, size - printed, "%s%s", printed ? "|" : "", #n); \
+ printed += scnprintf(bf + printed, size - printed, "%s%s%s", printed ? "|" : "", show_prefix ? prot_prefix :"", #n); \
prot &= ~PROT_##n; \
}

@@ -31,12 +33,12 @@ static size_t syscall_arg__scnprintf_mmap_prot(char *bf, size_t size,

#define SCA_MMAP_PROT syscall_arg__scnprintf_mmap_prot

-static size_t mmap__scnprintf_flags(unsigned long flags, char *bf, size_t size)
+static size_t mmap__scnprintf_flags(unsigned long flags, char *bf, size_t size, bool show_prefix)
{
#include "trace/beauty/generated/mmap_flags_array.c"
static DEFINE_STRARRAY(mmap_flags, "MAP_");

- return strarray__scnprintf_flags(&strarray__mmap_flags, bf, size, flags);
+ return strarray__scnprintf_flags(&strarray__mmap_flags, bf, size, show_prefix, flags);
}

static size_t syscall_arg__scnprintf_mmap_flags(char *bf, size_t size,
@@ -47,7 +49,7 @@ static size_t syscall_arg__scnprintf_mmap_flags(char *bf, size_t size,
if (flags & MAP_ANONYMOUS)
arg->mask |= (1 << 4) | (1 << 5); /* Mask 4th ('fd') and 5th ('offset') args, ignored */

- return mmap__scnprintf_flags(flags, bf, size);
+ return mmap__scnprintf_flags(flags, bf, size, arg->show_string_prefix);
}

#define SCA_MMAP_FLAGS syscall_arg__scnprintf_mmap_flags
@@ -55,11 +57,13 @@ static size_t syscall_arg__scnprintf_mmap_flags(char *bf, size_t size,
static size_t syscall_arg__scnprintf_mremap_flags(char *bf, size_t size,
struct syscall_arg *arg)
{
+ const char *flags_prefix = "MREMAP_";
+ bool show_prefix = arg->show_string_prefix;
int printed = 0, flags = arg->val;

#define P_MREMAP_FLAG(n) \
if (flags & MREMAP_##n) { \
- printed += scnprintf(bf + printed, size - printed, "%s%s", printed ? "|" : "", #n); \
+ printed += scnprintf(bf + printed, size - printed, "%s%s%s", printed ? "|" : "", show_prefix ? flags_prefix : "", #n); \
flags &= ~MREMAP_##n; \
}

diff --git a/tools/perf/trace/beauty/mode_t.c b/tools/perf/trace/beauty/mode_t.c
index 6879d36d3004..29a8fadfb7f9 100644
--- a/tools/perf/trace/beauty/mode_t.c
+++ b/tools/perf/trace/beauty/mode_t.c
@@ -22,11 +22,13 @@

static size_t syscall_arg__scnprintf_mode_t(char *bf, size_t size, struct syscall_arg *arg)
{
+ bool show_prefix = arg->show_string_prefix;
+ const char *prefix = "S_";
int printed = 0, mode = arg->val;

#define P_MODE(n) \
if ((mode & S_##n) == S_##n) { \
- printed += scnprintf(bf + printed, size - printed, "%s%s", printed ? "|" : "", #n); \
+ printed += scnprintf(bf + printed, size - printed, "%s%s%s", printed ? "|" : "", show_prefix ? prefix : "", #n); \
mode &= ~S_##n; \
}

diff --git a/tools/perf/trace/beauty/mount_flags.c b/tools/perf/trace/beauty/mount_flags.c
index 7129106bf797..10fb14cfaf8f 100644
--- a/tools/perf/trace/beauty/mount_flags.c
+++ b/tools/perf/trace/beauty/mount_flags.c
@@ -11,12 +11,12 @@
#include <linux/log2.h>
#include <sys/mount.h>

-static size_t mount__scnprintf_flags(unsigned long flags, char *bf, size_t size)
+static size_t mount__scnprintf_flags(unsigned long flags, char *bf, size_t size, bool show_prefix)
{
#include "trace/beauty/generated/mount_flags_array.c"
static DEFINE_STRARRAY(mount_flags, "MS_");

- return strarray__scnprintf_flags(&strarray__mount_flags, bf, size, flags);
+ return strarray__scnprintf_flags(&strarray__mount_flags, bf, size, show_prefix, flags);
}

unsigned long syscall_arg__mask_val_mount_flags(struct syscall_arg *arg __maybe_unused, unsigned long flags)
@@ -39,5 +39,5 @@ size_t syscall_arg__scnprintf_mount_flags(char *bf, size_t size, struct syscall_
{
unsigned long flags = arg->val;

- return mount__scnprintf_flags(flags, bf, size);
+ return mount__scnprintf_flags(flags, bf, size, arg->show_string_prefix);
}
diff --git a/tools/perf/trace/beauty/msg_flags.c b/tools/perf/trace/beauty/msg_flags.c
index 1b9d6306d274..d66c66315987 100644
--- a/tools/perf/trace/beauty/msg_flags.c
+++ b/tools/perf/trace/beauty/msg_flags.c
@@ -21,13 +21,15 @@
static size_t syscall_arg__scnprintf_msg_flags(char *bf, size_t size,
struct syscall_arg *arg)
{
+ bool show_prefix = arg->show_string_prefix;
+ const char *prefix = "MSG_";
int printed = 0, flags = arg->val;

if (flags == 0)
return scnprintf(bf, size, "NONE");
#define P_MSG_FLAG(n) \
if (flags & MSG_##n) { \
- printed += scnprintf(bf + printed, size - printed, "%s%s", printed ? "|" : "", #n); \
+ printed += scnprintf(bf + printed, size - printed, "%s%s", printed ? "|" : "", show_prefix ? prefix : "", #n); \
flags &= ~MSG_##n; \
}

diff --git a/tools/perf/trace/beauty/open_flags.c b/tools/perf/trace/beauty/open_flags.c
index cc673fec9184..6da48893a1bb 100644
--- a/tools/perf/trace/beauty/open_flags.c
+++ b/tools/perf/trace/beauty/open_flags.c
@@ -22,15 +22,16 @@
#undef O_LARGEFILE
#define O_LARGEFILE 00100000

-size_t open__scnprintf_flags(unsigned long flags, char *bf, size_t size)
+size_t open__scnprintf_flags(unsigned long flags, char *bf, size_t size, bool show_prefix)
{
+ const char *prefix = "O_";
int printed = 0;

if (flags == 0)
- return scnprintf(bf, size, "RDONLY");
+ return scnprintf(bf, size, "%s%s", show_prefix ? prefix : "", "RDONLY");
#define P_FLAG(n) \
if (flags & O_##n) { \
- printed += scnprintf(bf + printed, size - printed, "%s%s", printed ? "|" : "", #n); \
+ printed += scnprintf(bf + printed, size - printed, "%s%s%s", printed ? "|" : "", show_prefix ? prefix : "", #n); \
flags &= ~O_##n; \
}

@@ -57,7 +58,7 @@ size_t open__scnprintf_flags(unsigned long flags, char *bf, size_t size)
#endif
#ifdef O_DSYNC
if ((flags & O_SYNC) == O_SYNC)
- printed += scnprintf(bf + printed, size - printed, "%s%s", printed ? "|" : "", "SYNC");
+ printed += scnprintf(bf + printed, size - printed, "%s%s%s", printed ? "|" : "", show_prefix ? prefix : "", "SYNC");
else {
P_FLAG(DSYNC);
}
@@ -81,5 +82,5 @@ size_t syscall_arg__scnprintf_open_flags(char *bf, size_t size, struct syscall_a
if (!(flags & O_CREAT))
arg->mask |= 1 << (arg->idx + 1); /* Mask the mode parm */

- return open__scnprintf_flags(flags, bf, size);
+ return open__scnprintf_flags(flags, bf, size, arg->show_string_prefix);
}
diff --git a/tools/perf/trace/beauty/perf_event_open.c b/tools/perf/trace/beauty/perf_event_open.c
index 981185c1974b..11d47dbe63bd 100644
--- a/tools/perf/trace/beauty/perf_event_open.c
+++ b/tools/perf/trace/beauty/perf_event_open.c
@@ -18,6 +18,8 @@
static size_t syscall_arg__scnprintf_perf_flags(char *bf, size_t size,
struct syscall_arg *arg)
{
+ bool show_prefix = arg->show_string_prefix;
+ const char *prefix = "PERF_";
int printed = 0, flags = arg->val;

if (flags == 0)
@@ -25,7 +27,7 @@ static size_t syscall_arg__scnprintf_perf_flags(char *bf, size_t size,

#define P_FLAG(n) \
if (flags & PERF_FLAG_##n) { \
- printed += scnprintf(bf + printed, size - printed, "%s%s", printed ? "|" : "", #n); \
+ printed += scnprintf(bf + printed, size - printed, "%s%s%s", printed ? "|" : "", show_prefix ? prefix : "", #n); \
flags &= ~PERF_FLAG_##n; \
}

diff --git a/tools/perf/trace/beauty/pkey_alloc.c b/tools/perf/trace/beauty/pkey_alloc.c
index f4818e05a48b..f9596ed02cc4 100644
--- a/tools/perf/trace/beauty/pkey_alloc.c
+++ b/tools/perf/trace/beauty/pkey_alloc.c
@@ -9,14 +9,14 @@
#include <linux/kernel.h>
#include <linux/log2.h>

-size_t strarray__scnprintf_flags(struct strarray *sa, char *bf, size_t size, unsigned long flags)
+size_t strarray__scnprintf_flags(struct strarray *sa, char *bf, size_t size, bool show_prefix, unsigned long flags)
{
int i, printed = 0;

if (flags == 0) {
const char *s = sa->entries[0];
if (s)
- return scnprintf(bf, size, "%s", s);
+ return scnprintf(bf, size, "%s%s", show_prefix ? sa->prefix : "", s);
return scnprintf(bf, size, "%d", 0);
}

@@ -30,7 +30,7 @@ size_t strarray__scnprintf_flags(struct strarray *sa, char *bf, size_t size, uns
printed += scnprintf(bf + printed, size - printed, "|");

if (sa->entries[i] != NULL)
- printed += scnprintf(bf + printed, size - printed, "%s", sa->entries[i]);
+ printed += scnprintf(bf + printed, size - printed, "%s%s", show_prefix ? sa->prefix : "", sa->entries[i]);
else
printed += scnprintf(bf + printed, size - printed, "0x%#", bit);
}
@@ -38,17 +38,17 @@ size_t strarray__scnprintf_flags(struct strarray *sa, char *bf, size_t size, uns
return printed;
}

-static size_t pkey_alloc__scnprintf_access_rights(int access_rights, char *bf, size_t size)
+static size_t pkey_alloc__scnprintf_access_rights(int access_rights, char *bf, size_t size, bool show_prefix)
{
#include "trace/beauty/generated/pkey_alloc_access_rights_array.c"
static DEFINE_STRARRAY(pkey_alloc_access_rights, "PKEY_");

- return strarray__scnprintf_flags(&strarray__pkey_alloc_access_rights, bf, size, access_rights);
+ return strarray__scnprintf_flags(&strarray__pkey_alloc_access_rights, bf, size, show_prefix, access_rights);
}

size_t syscall_arg__scnprintf_pkey_alloc_access_rights(char *bf, size_t size, struct syscall_arg *arg)
{
unsigned long cmd = arg->val;

- return pkey_alloc__scnprintf_access_rights(cmd, bf, size);
+ return pkey_alloc__scnprintf_access_rights(cmd, bf, size, arg->show_string_prefix);
}
diff --git a/tools/perf/trace/beauty/prctl.c b/tools/perf/trace/beauty/prctl.c
index 7b6466b0856d..ba2179abed00 100644
--- a/tools/perf/trace/beauty/prctl.c
+++ b/tools/perf/trace/beauty/prctl.c
@@ -11,16 +11,16 @@

#include "trace/beauty/generated/prctl_option_array.c"

-static size_t prctl__scnprintf_option(int option, char *bf, size_t size)
+static size_t prctl__scnprintf_option(int option, char *bf, size_t size, bool show_prefix)
{
static DEFINE_STRARRAY(prctl_options, "PR_");
- return strarray__scnprintf(&strarray__prctl_options, bf, size, "%d", option);
+ return strarray__scnprintf(&strarray__prctl_options, bf, size, "%d", show_prefix, option);
}

-static size_t prctl__scnprintf_set_mm(int option, char *bf, size_t size)
+static size_t prctl__scnprintf_set_mm(int option, char *bf, size_t size, bool show_prefix)
{
static DEFINE_STRARRAY(prctl_set_mm_options, "PR_SET_MM_");
- return strarray__scnprintf(&strarray__prctl_set_mm_options, bf, size, "%d", option);
+ return strarray__scnprintf(&strarray__prctl_set_mm_options, bf, size, "%d", show_prefix, option);
}

size_t syscall_arg__scnprintf_prctl_arg2(char *bf, size_t size, struct syscall_arg *arg)
@@ -28,7 +28,7 @@ size_t syscall_arg__scnprintf_prctl_arg2(char *bf, size_t size, struct syscall_a
int option = syscall_arg__val(arg, 0);

if (option == PR_SET_MM)
- return prctl__scnprintf_set_mm(arg->val, bf, size);
+ return prctl__scnprintf_set_mm(arg->val, bf, size, arg->show_string_prefix);
/*
* We still don't grab the contents of pointers on entry or exit,
* so just print them as hex numbers
@@ -77,5 +77,5 @@ size_t syscall_arg__scnprintf_prctl_option(char *bf, size_t size, struct syscall
if (option < ARRAY_SIZE(masks))
arg->mask |= masks[option];

- return prctl__scnprintf_option(option, bf, size);
+ return prctl__scnprintf_option(option, bf, size, arg->show_string_prefix);
}
diff --git a/tools/perf/trace/beauty/renameat.c b/tools/perf/trace/beauty/renameat.c
index 910695aff979..6dab340cc506 100644
--- a/tools/perf/trace/beauty/renameat.c
+++ b/tools/perf/trace/beauty/renameat.c
@@ -4,16 +4,16 @@
#include "trace/beauty/beauty.h"
#include <uapi/linux/fs.h>

-static size_t renameat2__scnprintf_flags(unsigned long flags, char *bf, size_t size)
+static size_t renameat2__scnprintf_flags(unsigned long flags, char *bf, size_t size, bool show_prefix)
{
#include "trace/beauty/generated/rename_flags_array.c"
static DEFINE_STRARRAY(rename_flags, "RENAME_");

- return strarray__scnprintf_flags(&strarray__rename_flags, bf, size, flags);
+ return strarray__scnprintf_flags(&strarray__rename_flags, bf, size, show_prefix, flags);
}

size_t syscall_arg__scnprintf_renameat2_flags(char *bf, size_t size, struct syscall_arg *arg)
{
unsigned long flags = arg->val;
- return renameat2__scnprintf_flags(flags, bf, size);
+ return renameat2__scnprintf_flags(flags, bf, size, arg->show_string_prefix);
}
diff --git a/tools/perf/trace/beauty/sched_policy.c b/tools/perf/trace/beauty/sched_policy.c
index 48f2b5c9aa3e..68aa59eeed8d 100644
--- a/tools/perf/trace/beauty/sched_policy.c
+++ b/tools/perf/trace/beauty/sched_policy.c
@@ -17,6 +17,8 @@
static size_t syscall_arg__scnprintf_sched_policy(char *bf, size_t size,
struct syscall_arg *arg)
{
+ bool show_prefix = arg->show_string_prefix;
+ const char *prefix = "SCHED_";
const char *policies[] = {
"NORMAL", "FIFO", "RR", "BATCH", "ISO", "IDLE", "DEADLINE",
};
@@ -26,13 +28,13 @@ static size_t syscall_arg__scnprintf_sched_policy(char *bf, size_t size,

policy &= SCHED_POLICY_MASK;
if (policy <= SCHED_DEADLINE)
- printed = scnprintf(bf, size, "%s", policies[policy]);
+ printed = scnprintf(bf, size, "%s%s", show_prefix ? prefix : "", policies[policy]);
else
printed = scnprintf(bf, size, "%#x", policy);

#define P_POLICY_FLAG(n) \
if (flags & SCHED_##n) { \
- printed += scnprintf(bf + printed, size - printed, "|%s", #n); \
+ printed += scnprintf(bf + printed, size - printed, "|%s%s", show_prefix ? prefix : "", #n); \
flags &= ~SCHED_##n; \
}

diff --git a/tools/perf/trace/beauty/seccomp.c b/tools/perf/trace/beauty/seccomp.c
index e36156b19c70..4600c28a3cfe 100644
--- a/tools/perf/trace/beauty/seccomp.c
+++ b/tools/perf/trace/beauty/seccomp.c
@@ -8,11 +8,13 @@

static size_t syscall_arg__scnprintf_seccomp_op(char *bf, size_t size, struct syscall_arg *arg)
{
+ bool show_prefix = arg->show_string_prefix;
+ const char *prefix = "SECOMP_SET_MODE_";
int op = arg->val;
size_t printed = 0;

switch (op) {
-#define P_SECCOMP_SET_MODE_OP(n) case SECCOMP_SET_MODE_##n: printed = scnprintf(bf, size, #n); break
+#define P_SECCOMP_SET_MODE_OP(n) case SECCOMP_SET_MODE_##n: printed = scnprintf(bf, size, "%s%s", show_prefix ? prefix : "", #n); break
P_SECCOMP_SET_MODE_OP(STRICT);
P_SECCOMP_SET_MODE_OP(FILTER);
#undef P_SECCOMP_SET_MODE_OP
@@ -31,11 +33,13 @@ static size_t syscall_arg__scnprintf_seccomp_op(char *bf, size_t size, struct sy
static size_t syscall_arg__scnprintf_seccomp_flags(char *bf, size_t size,
struct syscall_arg *arg)
{
+ bool show_prefix = arg->show_string_prefix;
+ const char *prefix = "SECOMP_FILTER_FLAG_";
int printed = 0, flags = arg->val;

#define P_FLAG(n) \
if (flags & SECCOMP_FILTER_FLAG_##n) { \
- printed += scnprintf(bf + printed, size - printed, "%s%s", printed ? "|" : "", #n); \
+ printed += scnprintf(bf + printed, size - printed, "%s%s%s", printed ? "|" : "", show_prefix ? prefix : "", #n); \
flags &= ~SECCOMP_FILTER_FLAG_##n; \
}

diff --git a/tools/perf/trace/beauty/signum.c b/tools/perf/trace/beauty/signum.c
index 587fec545b8a..21220c56500a 100644
--- a/tools/perf/trace/beauty/signum.c
+++ b/tools/perf/trace/beauty/signum.c
@@ -3,10 +3,12 @@

static size_t syscall_arg__scnprintf_signum(char *bf, size_t size, struct syscall_arg *arg)
{
+ bool show_prefix = arg->show_string_prefix;
+ const char *prefix = "SIG";
int sig = arg->val;

switch (sig) {
-#define P_SIGNUM(n) case SIG##n: return scnprintf(bf, size, #n)
+#define P_SIGNUM(n) case SIG##n: return scnprintf(bf, size, "%s%s", show_prefix ? prefix : "", #n)
P_SIGNUM(HUP);
P_SIGNUM(INT);
P_SIGNUM(QUIT);
diff --git a/tools/perf/trace/beauty/sockaddr.c b/tools/perf/trace/beauty/sockaddr.c
index 95cc82a9967f..173c8f760763 100644
--- a/tools/perf/trace/beauty/sockaddr.c
+++ b/tools/perf/trace/beauty/sockaddr.c
@@ -58,7 +58,7 @@ static size_t syscall_arg__scnprintf_augmented_sockaddr(struct syscall_arg *arg,
char family[32];
size_t printed;

- strarray__scnprintf(&strarray__socket_families, family, sizeof(family), "%d", sa->sa_family);
+ strarray__scnprintf(&strarray__socket_families, family, sizeof(family), "%d", arg->show_string_prefix, sa->sa_family);
printed = scnprintf(bf, size, "{ .family: %s", family);

if (sa->sa_family < ARRAY_SIZE(af_scnprintfs) && af_scnprintfs[sa->sa_family])
diff --git a/tools/perf/trace/beauty/socket.c b/tools/perf/trace/beauty/socket.c
index eacbfb930fe4..f23a3dda2902 100644
--- a/tools/perf/trace/beauty/socket.c
+++ b/tools/perf/trace/beauty/socket.c
@@ -9,12 +9,12 @@
#include <sys/types.h>
#include <sys/socket.h>

-static size_t socket__scnprintf_ipproto(int protocol, char *bf, size_t size)
+static size_t socket__scnprintf_ipproto(int protocol, char *bf, size_t size, bool show_prefix)
{
#include "trace/beauty/generated/socket_ipproto_array.c"
static DEFINE_STRARRAY(socket_ipproto, "IPPROTO_");

- return strarray__scnprintf(&strarray__socket_ipproto, bf, size, "%d", protocol);
+ return strarray__scnprintf(&strarray__socket_ipproto, bf, size, "%d", show_prefix, protocol);
}

size_t syscall_arg__scnprintf_socket_protocol(char *bf, size_t size, struct syscall_arg *arg)
@@ -22,7 +22,7 @@ size_t syscall_arg__scnprintf_socket_protocol(char *bf, size_t size, struct sysc
int domain = syscall_arg__val(arg, 0);

if (domain == AF_INET || domain == AF_INET6)
- return socket__scnprintf_ipproto(arg->val, bf, size);
+ return socket__scnprintf_ipproto(arg->val, bf, size, arg->show_string_prefix);

return syscall_arg__scnprintf_int(bf, size, arg);
}
diff --git a/tools/perf/trace/beauty/socket_type.c b/tools/perf/trace/beauty/socket_type.c
index a63a9a332aa0..bed8d5761ca8 100644
--- a/tools/perf/trace/beauty/socket_type.c
+++ b/tools/perf/trace/beauty/socket_type.c
@@ -20,6 +20,8 @@

static size_t syscall_arg__scnprintf_socket_type(char *bf, size_t size, struct syscall_arg *arg)
{
+ bool show_prefix = arg->show_string_prefix;
+ const char *prefix = "SOCK_";
size_t printed;
int type = arg->val,
flags = type & ~SOCK_TYPE_MASK;
@@ -29,7 +31,7 @@ static size_t syscall_arg__scnprintf_socket_type(char *bf, size_t size, struct s
* Can't use a strarray, MIPS may override for ABI reasons.
*/
switch (type) {
-#define P_SK_TYPE(n) case SOCK_##n: printed = scnprintf(bf, size, #n); break;
+#define P_SK_TYPE(n) case SOCK_##n: printed = scnprintf(bf, size, "%s%s", show_prefix ? prefix : "", #n); break;
P_SK_TYPE(STREAM);
P_SK_TYPE(DGRAM);
P_SK_TYPE(RAW);
diff --git a/tools/perf/trace/beauty/statx.c b/tools/perf/trace/beauty/statx.c
index 630f2760dd66..811cc0eeb2d5 100644
--- a/tools/perf/trace/beauty/statx.c
+++ b/tools/perf/trace/beauty/statx.c
@@ -13,13 +13,15 @@

size_t syscall_arg__scnprintf_statx_flags(char *bf, size_t size, struct syscall_arg *arg)
{
+ bool show_prefix = arg->show_string_prefix;
+ const char *prefix = "AT_";
int printed = 0, flags = arg->val;

if (flags == 0)
- return scnprintf(bf, size, "SYNC_AS_STAT");
+ return scnprintf(bf, size, "%s%s", show_prefix ? "AT_STATX_" : "", "SYNC_AS_STAT");
#define P_FLAG(n) \
if (flags & AT_##n) { \
- printed += scnprintf(bf + printed, size - printed, "%s%s", printed ? "|" : "", #n); \
+ printed += scnprintf(bf + printed, size - printed, "%s%s", printed ? "|" : "", show_prefix ? prefix : "", #n); \
flags &= ~AT_##n; \
}

@@ -41,11 +43,13 @@ size_t syscall_arg__scnprintf_statx_flags(char *bf, size_t size, struct syscall_

size_t syscall_arg__scnprintf_statx_mask(char *bf, size_t size, struct syscall_arg *arg)
{
+ bool show_prefix = arg->show_string_prefix;
+ const char *prefix = "STATX_";
int printed = 0, flags = arg->val;

#define P_FLAG(n) \
if (flags & STATX_##n) { \
- printed += scnprintf(bf + printed, size - printed, "%s%s", printed ? "|" : "", #n); \
+ printed += scnprintf(bf + printed, size - printed, "%s%s", printed ? "|" : "", show_prefix ? prefix : "", #n); \
flags &= ~STATX_##n; \
}

diff --git a/tools/perf/trace/beauty/waitid_options.c b/tools/perf/trace/beauty/waitid_options.c
index 42ff58ad613b..6897fab40dcc 100644
--- a/tools/perf/trace/beauty/waitid_options.c
+++ b/tools/perf/trace/beauty/waitid_options.c
@@ -5,11 +5,13 @@
static size_t syscall_arg__scnprintf_waitid_options(char *bf, size_t size,
struct syscall_arg *arg)
{
+ bool show_prefix = arg->show_string_prefix;
+ const char *prefix = "W";
int printed = 0, options = arg->val;

#define P_OPTION(n) \
if (options & W##n) { \
- printed += scnprintf(bf + printed, size - printed, "%s%s", printed ? "|" : "", #n); \
+ printed += scnprintf(bf + printed, size - printed, "%s%s%s", printed ? "|" : "", show_prefix ? prefix : #n); \
options &= ~W##n; \
}

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