perf symbols: Kill dso__build_id_is_kmod()

[karo-tx-linux.git] / tools / perf / util / build-id.c

diff --git a/tools/perf/util/build-id.c b/tools/perf/util/build-id.c
index 168cc49654e7a4b18f69d177e29373f8a13e3471..e0148b081bdfbb7cead2c118a51ca81bd238e740 100644 (file)
--- a/tools/perf/util/build-id.c
+++ b/tools/perf/util/build-id.c
@@ -278,51 +278,6 @@ char *dso__build_id_filename(const struct dso *dso, char *bf, size_t size)
        return bf;
 }
 
-bool dso__build_id_is_kmod(const struct dso *dso, char *bf, size_t size)
-{
-       char *id_name = NULL, *ch;
-       struct stat sb;
-       char sbuild_id[SBUILD_ID_SIZE];
-
-       if (!dso->has_build_id)
-               goto err;
-
-       build_id__sprintf(dso->build_id, sizeof(dso->build_id), sbuild_id);
-       id_name = build_id_cache__linkname(sbuild_id, NULL, 0);
-       if (!id_name)
-               goto err;
-       if (access(id_name, F_OK))
-               goto err;
-       if (lstat(id_name, &sb) == -1)
-               goto err;
-       if ((size_t)sb.st_size > size - 1)
-               goto err;
-       if (readlink(id_name, bf, size - 1) < 0)
-               goto err;
-
-       bf[sb.st_size] = '\0';
-
-       /*
-        * link should be:
-        * ../../lib/modules/4.4.0-rc4/kernel/net/ipv4/netfilter/nf_nat_ipv4.ko/a09fe3eb3147dafa4e3b31dbd6257e4d696bdc92
-        */
-       ch = strrchr(bf, '/');
-       if (!ch)
-               goto err;
-       if (ch - 3 < bf)
-               goto err;
-
-       free(id_name);
-       return strncmp(".ko", ch - 3, 3) == 0;
-err:
-       pr_err("Invalid build id: %s\n", id_name ? :
-                                        dso->long_name ? :
-                                        dso->short_name ? :
-                                        "[unknown]");
-       free(id_name);
-       return false;
-}
-
 #define dsos__for_each_with_build_id(pos, head)        \
        list_for_each_entry(pos, head, node)    \
                if (!pos->has_build_id)         \