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-rw-r--r--tools/perf/util/probe-event.c271
1 files changed, 187 insertions, 84 deletions
diff --git a/tools/perf/util/probe-event.c b/tools/perf/util/probe-event.c
index 914c67095d96..2e665cb84055 100644
--- a/tools/perf/util/probe-event.c
+++ b/tools/perf/util/probe-event.c
@@ -1,5 +1,5 @@
/*
- * probe-event.c : perf-probe definition to kprobe_events format converter
+ * probe-event.c : perf-probe definition to probe_events format converter
*
* Written by Masami Hiramatsu <mhiramat@redhat.com>
*
@@ -120,8 +120,11 @@ static int open_vmlinux(void)
return open(machine.vmlinux_maps[MAP__FUNCTION]->dso->long_name, O_RDONLY);
}
-/* Convert trace point to probe point with debuginfo */
-static int convert_to_perf_probe_point(struct kprobe_trace_point *tp,
+/*
+ * Convert trace point to probe point with debuginfo
+ * Currently only handles kprobes.
+ */
+static int kprobe_convert_to_perf_probe(struct probe_trace_point *tp,
struct perf_probe_point *pp)
{
struct symbol *sym;
@@ -151,8 +154,8 @@ static int convert_to_perf_probe_point(struct kprobe_trace_point *tp,
}
/* Try to find perf_probe_event with debuginfo */
-static int try_to_find_kprobe_trace_events(struct perf_probe_event *pev,
- struct kprobe_trace_event **tevs,
+static int try_to_find_probe_trace_events(struct perf_probe_event *pev,
+ struct probe_trace_event **tevs,
int max_tevs)
{
bool need_dwarf = perf_probe_event_need_dwarf(pev);
@@ -169,11 +172,11 @@ static int try_to_find_kprobe_trace_events(struct perf_probe_event *pev,
}
/* Searching trace events corresponding to probe event */
- ntevs = find_kprobe_trace_events(fd, pev, tevs, max_tevs);
+ ntevs = find_probe_trace_events(fd, pev, tevs, max_tevs);
close(fd);
if (ntevs > 0) { /* Succeeded to find trace events */
- pr_debug("find %d kprobe_trace_events.\n", ntevs);
+ pr_debug("find %d probe_trace_events.\n", ntevs);
return ntevs;
}
@@ -195,6 +198,65 @@ static int try_to_find_kprobe_trace_events(struct perf_probe_event *pev,
return ntevs;
}
+/*
+ * Find a src file from a DWARF tag path. Prepend optional source path prefix
+ * and chop off leading directories that do not exist. Result is passed back as
+ * a newly allocated path on success.
+ * Return 0 if file was found and readable, -errno otherwise.
+ */
+static int get_real_path(const char *raw_path, const char *comp_dir,
+ char **new_path)
+{
+ const char *prefix = symbol_conf.source_prefix;
+
+ if (!prefix) {
+ if (raw_path[0] != '/' && comp_dir)
+ /* If not an absolute path, try to use comp_dir */
+ prefix = comp_dir;
+ else {
+ if (access(raw_path, R_OK) == 0) {
+ *new_path = strdup(raw_path);
+ return 0;
+ } else
+ return -errno;
+ }
+ }
+
+ *new_path = malloc((strlen(prefix) + strlen(raw_path) + 2));
+ if (!*new_path)
+ return -ENOMEM;
+
+ for (;;) {
+ sprintf(*new_path, "%s/%s", prefix, raw_path);
+
+ if (access(*new_path, R_OK) == 0)
+ return 0;
+
+ if (!symbol_conf.source_prefix)
+ /* In case of searching comp_dir, don't retry */
+ return -errno;
+
+ switch (errno) {
+ case ENAMETOOLONG:
+ case ENOENT:
+ case EROFS:
+ case EFAULT:
+ raw_path = strchr(++raw_path, '/');
+ if (!raw_path) {
+ free(*new_path);
+ *new_path = NULL;
+ return -ENOENT;
+ }
+ continue;
+
+ default:
+ free(*new_path);
+ *new_path = NULL;
+ return -errno;
+ }
+ }
+}
+
#define LINEBUF_SIZE 256
#define NR_ADDITIONAL_LINES 2
@@ -244,6 +306,7 @@ int show_line_range(struct line_range *lr)
struct line_node *ln;
FILE *fp;
int fd, ret;
+ char *tmp;
/* Search a line range */
ret = init_vmlinux();
@@ -266,6 +329,15 @@ int show_line_range(struct line_range *lr)
return ret;
}
+ /* Convert source file path */
+ tmp = lr->path;
+ ret = get_real_path(tmp, lr->comp_dir, &lr->path);
+ free(tmp); /* Free old path */
+ if (ret < 0) {
+ pr_warning("Failed to find source file. (%d)\n", ret);
+ return ret;
+ }
+
setup_pager();
if (lr->function)
@@ -308,8 +380,8 @@ end:
#else /* !DWARF_SUPPORT */
-static int convert_to_perf_probe_point(struct kprobe_trace_point *tp,
- struct perf_probe_point *pp)
+static int kprobe_convert_to_perf_probe(struct probe_trace_point *tp,
+ struct perf_probe_point *pp)
{
pp->function = strdup(tp->symbol);
if (pp->function == NULL)
@@ -320,8 +392,8 @@ static int convert_to_perf_probe_point(struct kprobe_trace_point *tp,
return 0;
}
-static int try_to_find_kprobe_trace_events(struct perf_probe_event *pev,
- struct kprobe_trace_event **tevs __unused,
+static int try_to_find_probe_trace_events(struct perf_probe_event *pev,
+ struct probe_trace_event **tevs __unused,
int max_tevs __unused)
{
if (perf_probe_event_need_dwarf(pev)) {
@@ -557,7 +629,7 @@ static int parse_perf_probe_point(char *arg, struct perf_probe_event *pev)
/* Parse perf-probe event argument */
static int parse_perf_probe_arg(char *str, struct perf_probe_arg *arg)
{
- char *tmp;
+ char *tmp, *goodname;
struct perf_probe_arg_field **fieldp;
pr_debug("parsing arg: %s into ", str);
@@ -580,7 +652,7 @@ static int parse_perf_probe_arg(char *str, struct perf_probe_arg *arg)
pr_debug("type:%s ", arg->type);
}
- tmp = strpbrk(str, "-.");
+ tmp = strpbrk(str, "-.[");
if (!is_c_varname(str) || !tmp) {
/* A variable, register, symbol or special value */
arg->var = strdup(str);
@@ -590,10 +662,11 @@ static int parse_perf_probe_arg(char *str, struct perf_probe_arg *arg)
return 0;
}
- /* Structure fields */
+ /* Structure fields or array element */
arg->var = strndup(str, tmp - str);
if (arg->var == NULL)
return -ENOMEM;
+ goodname = arg->var;
pr_debug("%s, ", arg->var);
fieldp = &arg->field;
@@ -601,22 +674,38 @@ static int parse_perf_probe_arg(char *str, struct perf_probe_arg *arg)
*fieldp = zalloc(sizeof(struct perf_probe_arg_field));
if (*fieldp == NULL)
return -ENOMEM;
- if (*tmp == '.') {
- str = tmp + 1;
- (*fieldp)->ref = false;
- } else if (tmp[1] == '>') {
- str = tmp + 2;
+ if (*tmp == '[') { /* Array */
+ str = tmp;
+ (*fieldp)->index = strtol(str + 1, &tmp, 0);
(*fieldp)->ref = true;
- } else {
- semantic_error("Argument parse error: %s\n", str);
- return -EINVAL;
+ if (*tmp != ']' || tmp == str + 1) {
+ semantic_error("Array index must be a"
+ " number.\n");
+ return -EINVAL;
+ }
+ tmp++;
+ if (*tmp == '\0')
+ tmp = NULL;
+ } else { /* Structure */
+ if (*tmp == '.') {
+ str = tmp + 1;
+ (*fieldp)->ref = false;
+ } else if (tmp[1] == '>') {
+ str = tmp + 2;
+ (*fieldp)->ref = true;
+ } else {
+ semantic_error("Argument parse error: %s\n",
+ str);
+ return -EINVAL;
+ }
+ tmp = strpbrk(str, "-.[");
}
-
- tmp = strpbrk(str, "-.");
if (tmp) {
(*fieldp)->name = strndup(str, tmp - str);
if ((*fieldp)->name == NULL)
return -ENOMEM;
+ if (*str != '[')
+ goodname = (*fieldp)->name;
pr_debug("%s(%d), ", (*fieldp)->name, (*fieldp)->ref);
fieldp = &(*fieldp)->next;
}
@@ -624,11 +713,13 @@ static int parse_perf_probe_arg(char *str, struct perf_probe_arg *arg)
(*fieldp)->name = strdup(str);
if ((*fieldp)->name == NULL)
return -ENOMEM;
+ if (*str != '[')
+ goodname = (*fieldp)->name;
pr_debug("%s(%d)\n", (*fieldp)->name, (*fieldp)->ref);
- /* If no name is specified, set the last field name */
+ /* If no name is specified, set the last field name (not array index)*/
if (!arg->name) {
- arg->name = strdup((*fieldp)->name);
+ arg->name = strdup(goodname);
if (arg->name == NULL)
return -ENOMEM;
}
@@ -693,16 +784,17 @@ bool perf_probe_event_need_dwarf(struct perf_probe_event *pev)
return false;
}
-/* Parse kprobe_events event into struct probe_point */
-int parse_kprobe_trace_command(const char *cmd, struct kprobe_trace_event *tev)
+/* Parse probe_events event into struct probe_point */
+static int parse_probe_trace_command(const char *cmd,
+ struct probe_trace_event *tev)
{
- struct kprobe_trace_point *tp = &tev->point;
+ struct probe_trace_point *tp = &tev->point;
char pr;
char *p;
int ret, i, argc;
char **argv;
- pr_debug("Parsing kprobe_events: %s\n", cmd);
+ pr_debug("Parsing probe_events: %s\n", cmd);
argv = argv_split(cmd, &argc);
if (!argv) {
pr_debug("Failed to split arguments.\n");
@@ -734,7 +826,7 @@ int parse_kprobe_trace_command(const char *cmd, struct kprobe_trace_event *tev)
tp->offset = 0;
tev->nargs = argc - 2;
- tev->args = zalloc(sizeof(struct kprobe_trace_arg) * tev->nargs);
+ tev->args = zalloc(sizeof(struct probe_trace_arg) * tev->nargs);
if (tev->args == NULL) {
ret = -ENOMEM;
goto out;
@@ -776,8 +868,11 @@ int synthesize_perf_probe_arg(struct perf_probe_arg *pa, char *buf, size_t len)
len -= ret;
while (field) {
- ret = e_snprintf(tmp, len, "%s%s", field->ref ? "->" : ".",
- field->name);
+ if (field->name[0] == '[')
+ ret = e_snprintf(tmp, len, "%s", field->name);
+ else
+ ret = e_snprintf(tmp, len, "%s%s",
+ field->ref ? "->" : ".", field->name);
if (ret <= 0)
goto error;
tmp += ret;
@@ -877,13 +972,13 @@ char *synthesize_perf_probe_command(struct perf_probe_event *pev)
}
#endif
-static int __synthesize_kprobe_trace_arg_ref(struct kprobe_trace_arg_ref *ref,
+static int __synthesize_probe_trace_arg_ref(struct probe_trace_arg_ref *ref,
char **buf, size_t *buflen,
int depth)
{
int ret;
if (ref->next) {
- depth = __synthesize_kprobe_trace_arg_ref(ref->next, buf,
+ depth = __synthesize_probe_trace_arg_ref(ref->next, buf,
buflen, depth + 1);
if (depth < 0)
goto out;
@@ -901,9 +996,10 @@ out:
}
-static int synthesize_kprobe_trace_arg(struct kprobe_trace_arg *arg,
+static int synthesize_probe_trace_arg(struct probe_trace_arg *arg,
char *buf, size_t buflen)
{
+ struct probe_trace_arg_ref *ref = arg->ref;
int ret, depth = 0;
char *tmp = buf;
@@ -917,16 +1013,24 @@ static int synthesize_kprobe_trace_arg(struct kprobe_trace_arg *arg,
buf += ret;
buflen -= ret;
+ /* Special case: @XXX */
+ if (arg->value[0] == '@' && arg->ref)
+ ref = ref->next;
+
/* Dereferencing arguments */
- if (arg->ref) {
- depth = __synthesize_kprobe_trace_arg_ref(arg->ref, &buf,
+ if (ref) {
+ depth = __synthesize_probe_trace_arg_ref(ref, &buf,
&buflen, 1);
if (depth < 0)
return depth;
}
/* Print argument value */
- ret = e_snprintf(buf, buflen, "%s", arg->value);
+ if (arg->value[0] == '@' && arg->ref)
+ ret = e_snprintf(buf, buflen, "%s%+ld", arg->value,
+ arg->ref->offset);
+ else
+ ret = e_snprintf(buf, buflen, "%s", arg->value);
if (ret < 0)
return ret;
buf += ret;
@@ -951,9 +1055,9 @@ static int synthesize_kprobe_trace_arg(struct kprobe_trace_arg *arg,
return buf - tmp;
}
-char *synthesize_kprobe_trace_command(struct kprobe_trace_event *tev)
+char *synthesize_probe_trace_command(struct probe_trace_event *tev)
{
- struct kprobe_trace_point *tp = &tev->point;
+ struct probe_trace_point *tp = &tev->point;
char *buf;
int i, len, ret;
@@ -969,7 +1073,7 @@ char *synthesize_kprobe_trace_command(struct kprobe_trace_event *tev)
goto error;
for (i = 0; i < tev->nargs; i++) {
- ret = synthesize_kprobe_trace_arg(&tev->args[i], buf + len,
+ ret = synthesize_probe_trace_arg(&tev->args[i], buf + len,
MAX_CMDLEN - len);
if (ret <= 0)
goto error;
@@ -982,7 +1086,7 @@ error:
return NULL;
}
-int convert_to_perf_probe_event(struct kprobe_trace_event *tev,
+static int convert_to_perf_probe_event(struct probe_trace_event *tev,
struct perf_probe_event *pev)
{
char buf[64] = "";
@@ -995,7 +1099,7 @@ int convert_to_perf_probe_event(struct kprobe_trace_event *tev,
return -ENOMEM;
/* Convert trace_point to probe_point */
- ret = convert_to_perf_probe_point(&tev->point, &pev->point);
+ ret = kprobe_convert_to_perf_probe(&tev->point, &pev->point);
if (ret < 0)
return ret;
@@ -1008,7 +1112,7 @@ int convert_to_perf_probe_event(struct kprobe_trace_event *tev,
if (tev->args[i].name)
pev->args[i].name = strdup(tev->args[i].name);
else {
- ret = synthesize_kprobe_trace_arg(&tev->args[i],
+ ret = synthesize_probe_trace_arg(&tev->args[i],
buf, 64);
pev->args[i].name = strdup(buf);
}
@@ -1059,9 +1163,9 @@ void clear_perf_probe_event(struct perf_probe_event *pev)
memset(pev, 0, sizeof(*pev));
}
-void clear_kprobe_trace_event(struct kprobe_trace_event *tev)
+static void clear_probe_trace_event(struct probe_trace_event *tev)
{
- struct kprobe_trace_arg_ref *ref, *next;
+ struct probe_trace_arg_ref *ref, *next;
int i;
if (tev->event)
@@ -1122,7 +1226,7 @@ static int open_kprobe_events(bool readwrite)
}
/* Get raw string list of current kprobe_events */
-static struct strlist *get_kprobe_trace_command_rawlist(int fd)
+static struct strlist *get_probe_trace_command_rawlist(int fd)
{
int ret, idx;
FILE *fp;
@@ -1190,7 +1294,7 @@ static int show_perf_probe_event(struct perf_probe_event *pev)
int show_perf_probe_events(void)
{
int fd, ret;
- struct kprobe_trace_event tev;
+ struct probe_trace_event tev;
struct perf_probe_event pev;
struct strlist *rawlist;
struct str_node *ent;
@@ -1207,20 +1311,20 @@ int show_perf_probe_events(void)
if (fd < 0)
return fd;
- rawlist = get_kprobe_trace_command_rawlist(fd);
+ rawlist = get_probe_trace_command_rawlist(fd);
close(fd);
if (!rawlist)
return -ENOENT;
strlist__for_each(ent, rawlist) {
- ret = parse_kprobe_trace_command(ent->s, &tev);
+ ret = parse_probe_trace_command(ent->s, &tev);
if (ret >= 0) {
ret = convert_to_perf_probe_event(&tev, &pev);
if (ret >= 0)
ret = show_perf_probe_event(&pev);
}
clear_perf_probe_event(&pev);
- clear_kprobe_trace_event(&tev);
+ clear_probe_trace_event(&tev);
if (ret < 0)
break;
}
@@ -1230,20 +1334,19 @@ int show_perf_probe_events(void)
}
/* Get current perf-probe event names */
-static struct strlist *get_kprobe_trace_event_names(int fd, bool include_group)
+static struct strlist *get_probe_trace_event_names(int fd, bool include_group)
{
char buf[128];
struct strlist *sl, *rawlist;
struct str_node *ent;
- struct kprobe_trace_event tev;
+ struct probe_trace_event tev;
int ret = 0;
memset(&tev, 0, sizeof(tev));
-
- rawlist = get_kprobe_trace_command_rawlist(fd);
+ rawlist = get_probe_trace_command_rawlist(fd);
sl = strlist__new(true, NULL);
strlist__for_each(ent, rawlist) {
- ret = parse_kprobe_trace_command(ent->s, &tev);
+ ret = parse_probe_trace_command(ent->s, &tev);
if (ret < 0)
break;
if (include_group) {
@@ -1253,7 +1356,7 @@ static struct strlist *get_kprobe_trace_event_names(int fd, bool include_group)
ret = strlist__add(sl, buf);
} else
ret = strlist__add(sl, tev.event);
- clear_kprobe_trace_event(&tev);
+ clear_probe_trace_event(&tev);
if (ret < 0)
break;
}
@@ -1266,13 +1369,13 @@ static struct strlist *get_kprobe_trace_event_names(int fd, bool include_group)
return sl;
}
-static int write_kprobe_trace_event(int fd, struct kprobe_trace_event *tev)
+static int write_probe_trace_event(int fd, struct probe_trace_event *tev)
{
int ret = 0;
- char *buf = synthesize_kprobe_trace_command(tev);
+ char *buf = synthesize_probe_trace_command(tev);
if (!buf) {
- pr_debug("Failed to synthesize kprobe trace event.\n");
+ pr_debug("Failed to synthesize probe trace event.\n");
return -EINVAL;
}
@@ -1325,12 +1428,12 @@ static int get_new_event_name(char *buf, size_t len, const char *base,
return ret;
}
-static int __add_kprobe_trace_events(struct perf_probe_event *pev,
- struct kprobe_trace_event *tevs,
+static int __add_probe_trace_events(struct perf_probe_event *pev,
+ struct probe_trace_event *tevs,
int ntevs, bool allow_suffix)
{
int i, fd, ret;
- struct kprobe_trace_event *tev = NULL;
+ struct probe_trace_event *tev = NULL;
char buf[64];
const char *event, *group;
struct strlist *namelist;
@@ -1339,7 +1442,7 @@ static int __add_kprobe_trace_events(struct perf_probe_event *pev,
if (fd < 0)
return fd;
/* Get current event names */
- namelist = get_kprobe_trace_event_names(fd, false);
+ namelist = get_probe_trace_event_names(fd, false);
if (!namelist) {
pr_debug("Failed to get current event list.\n");
return -EIO;
@@ -1374,7 +1477,7 @@ static int __add_kprobe_trace_events(struct perf_probe_event *pev,
ret = -ENOMEM;
break;
}
- ret = write_kprobe_trace_event(fd, tev);
+ ret = write_probe_trace_event(fd, tev);
if (ret < 0)
break;
/* Add added event name to namelist */
@@ -1411,21 +1514,21 @@ static int __add_kprobe_trace_events(struct perf_probe_event *pev,
return ret;
}
-static int convert_to_kprobe_trace_events(struct perf_probe_event *pev,
- struct kprobe_trace_event **tevs,
+static int convert_to_probe_trace_events(struct perf_probe_event *pev,
+ struct probe_trace_event **tevs,
int max_tevs)
{
struct symbol *sym;
int ret = 0, i;
- struct kprobe_trace_event *tev;
+ struct probe_trace_event *tev;
/* Convert perf_probe_event with debuginfo */
- ret = try_to_find_kprobe_trace_events(pev, tevs, max_tevs);
+ ret = try_to_find_probe_trace_events(pev, tevs, max_tevs);
if (ret != 0)
return ret;
/* Allocate trace event buffer */
- tev = *tevs = zalloc(sizeof(struct kprobe_trace_event));
+ tev = *tevs = zalloc(sizeof(struct probe_trace_event));
if (tev == NULL)
return -ENOMEM;
@@ -1438,7 +1541,7 @@ static int convert_to_kprobe_trace_events(struct perf_probe_event *pev,
tev->point.offset = pev->point.offset;
tev->nargs = pev->nargs;
if (tev->nargs) {
- tev->args = zalloc(sizeof(struct kprobe_trace_arg)
+ tev->args = zalloc(sizeof(struct probe_trace_arg)
* tev->nargs);
if (tev->args == NULL) {
ret = -ENOMEM;
@@ -1479,7 +1582,7 @@ static int convert_to_kprobe_trace_events(struct perf_probe_event *pev,
return 1;
error:
- clear_kprobe_trace_event(tev);
+ clear_probe_trace_event(tev);
free(tev);
*tevs = NULL;
return ret;
@@ -1487,7 +1590,7 @@ error:
struct __event_package {
struct perf_probe_event *pev;
- struct kprobe_trace_event *tevs;
+ struct probe_trace_event *tevs;
int ntevs;
};
@@ -1510,7 +1613,7 @@ int add_perf_probe_events(struct perf_probe_event *pevs, int npevs,
for (i = 0; i < npevs; i++) {
pkgs[i].pev = &pevs[i];
/* Convert with or without debuginfo */
- ret = convert_to_kprobe_trace_events(pkgs[i].pev,
+ ret = convert_to_probe_trace_events(pkgs[i].pev,
&pkgs[i].tevs, max_tevs);
if (ret < 0)
goto end;
@@ -1519,24 +1622,24 @@ int add_perf_probe_events(struct perf_probe_event *pevs, int npevs,
/* Loop 2: add all events */
for (i = 0; i < npevs && ret >= 0; i++)
- ret = __add_kprobe_trace_events(pkgs[i].pev, pkgs[i].tevs,
+ ret = __add_probe_trace_events(pkgs[i].pev, pkgs[i].tevs,
pkgs[i].ntevs, force_add);
end:
/* Loop 3: cleanup trace events */
for (i = 0; i < npevs; i++)
for (j = 0; j < pkgs[i].ntevs; j++)
- clear_kprobe_trace_event(&pkgs[i].tevs[j]);
+ clear_probe_trace_event(&pkgs[i].tevs[j]);
return ret;
}
-static int __del_trace_kprobe_event(int fd, struct str_node *ent)
+static int __del_trace_probe_event(int fd, struct str_node *ent)
{
char *p;
char buf[128];
int ret;
- /* Convert from perf-probe event to trace-kprobe event */
+ /* Convert from perf-probe event to trace-probe event */
ret = e_snprintf(buf, 128, "-:%s", ent->s);
if (ret < 0)
goto error;
@@ -1562,7 +1665,7 @@ error:
return ret;
}
-static int del_trace_kprobe_event(int fd, const char *group,
+static int del_trace_probe_event(int fd, const char *group,
const char *event, struct strlist *namelist)
{
char buf[128];
@@ -1579,7 +1682,7 @@ static int del_trace_kprobe_event(int fd, const char *group,
strlist__for_each_safe(ent, n, namelist)
if (strglobmatch(ent->s, buf)) {
found++;
- ret = __del_trace_kprobe_event(fd, ent);
+ ret = __del_trace_probe_event(fd, ent);
if (ret < 0)
break;
strlist__remove(namelist, ent);
@@ -1588,7 +1691,7 @@ static int del_trace_kprobe_event(int fd, const char *group,
ent = strlist__find(namelist, buf);
if (ent) {
found++;
- ret = __del_trace_kprobe_event(fd, ent);
+ ret = __del_trace_probe_event(fd, ent);
if (ret >= 0)
strlist__remove(namelist, ent);
}
@@ -1612,7 +1715,7 @@ int del_perf_probe_events(struct strlist *dellist)
return fd;
/* Get current event names */
- namelist = get_kprobe_trace_event_names(fd, true);
+ namelist = get_probe_trace_event_names(fd, true);
if (namelist == NULL)
return -EINVAL;
@@ -1633,7 +1736,7 @@ int del_perf_probe_events(struct strlist *dellist)
event = str;
}
pr_debug("Group: %s, Event: %s\n", group, event);
- ret = del_trace_kprobe_event(fd, group, event, namelist);
+ ret = del_trace_probe_event(fd, group, event, namelist);
free(str);
if (ret < 0)
break;
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.