Revert "perf probe: Add kernel source path option"

This reverts commit 3543e22c53d289293ab20c20fed16cad57320fb9.

Signed-off-by: Andy Whitcroft <apw@canonical.com>

1 files changed, 3 insertions, 55 deletions

diff --git a/tools/perf/util/probe-finder.c b/tools/perf/util/probe-finder.c
index ef0f20cfa8a4..ab83b6ac5d65 100644
--- a/tools/perf/util/probe-finder.c
+++ b/tools/perf/util/probe-finder.c
@@ -57,55 +57,6 @@ static int strtailcmp(const char *s1, const char *s2)
 	return 0;
 }
 
-/*
- * 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, char **new_path)
-{
-	if (!symbol_conf.source_prefix) {
-		if (access(raw_path, R_OK) == 0) {
-			*new_path = strdup(raw_path);
-			return 0;
-		} else
-			return -errno;
-	}
-
-	*new_path = malloc((strlen(symbol_conf.source_prefix) +
-			    strlen(raw_path) + 2));
-	if (!*new_path)
-		return -ENOMEM;
-
-	for (;;) {
-		sprintf(*new_path, "%s/%s", symbol_conf.source_prefix,
-			raw_path);
-
-		if (access(*new_path, R_OK) == 0)
-			return 0;
-
-		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;
-		}
-	}
-}
-
 /* Line number list operations */
 
 /* Add a line to line number list */
@@ -1685,13 +1636,10 @@ static int line_range_add_line(const char *src, unsigned int lineno,
 			       struct line_range *lr)
 {
 	/* Copy source path */
-	int ret;
-
-	/* Copy real path */
 	if (!lr->path) {
-		ret = get_real_path(src, &lr->path);
-		if (ret != 0)
-			return ret;
+		lr->path = strdup(src);
+		if (lr->path == NULL)
+			return -ENOMEM;
 	}
 	return line_list__add_line(&lr->line_list, lineno);
 }