diff options
| -rw-r--r-- | tools/perf/builtin-probe.c | 15 | ||||
| -rw-r--r-- | tools/perf/util/probe-event.c | 11 |
2 files changed, 16 insertions, 10 deletions
diff --git a/tools/perf/builtin-probe.c b/tools/perf/builtin-probe.c index c98ccb5..1792a3f 100644 --- a/tools/perf/builtin-probe.c +++ b/tools/perf/builtin-probe.c @@ -169,6 +169,7 @@ static int opt_set_target(const struct option *opt, const char *str, int unset __maybe_unused) { int ret = -ENOENT; + char *tmp; if (str && !params.target) { if (!strcmp(opt->long_name, "exec")) @@ -180,7 +181,19 @@ static int opt_set_target(const struct option *opt, const char *str, else return ret; - params.target = str; + /* Expand given path to absolute path, except for modulename */ + if (params.uprobes || strchr(str, '/')) { + tmp = realpath(str, NULL); + if (!tmp) { + pr_warning("Failed to get the absolute path of %s: %m\n", str); + return ret; + } + } else { + tmp = strdup(str); + if (!tmp) + return -ENOMEM; + } + params.target = tmp; ret = 0; } diff --git a/tools/perf/util/probe-event.c b/tools/perf/util/probe-event.c index 544ac18..68013b9 100644 --- a/tools/perf/util/probe-event.c +++ b/tools/perf/util/probe-event.c @@ -2281,7 +2281,7 @@ static int convert_name_to_addr(struct perf_probe_event *pev, const char *exec) struct perf_probe_point *pp = &pev->point; struct symbol *sym; struct map *map = NULL; - char *function = NULL, *name = NULL; + char *function = NULL; int ret = -EINVAL; unsigned long long vaddr = 0; @@ -2297,12 +2297,7 @@ static int convert_name_to_addr(struct perf_probe_event *pev, const char *exec) goto out; } - name = realpath(exec, NULL); - if (!name) { - pr_warning("Cannot find realpath for %s.\n", exec); - goto out; - } - map = dso__new_map(name); + map = dso__new_map(exec); if (!map) { pr_warning("Cannot find appropriate DSO for %s.\n", exec); goto out; @@ -2367,7 +2362,5 @@ out: } if (function) free(function); - if (name) - free(name); return ret; } |