diff --git a/libcutils/fs_config.c b/libcutils/fs_config.c
index 4f4941e..2bae14d 100644
--- a/libcutils/fs_config.c
+++ b/libcutils/fs_config.c
@@ -72,35 +72,35 @@
 
 static const struct fs_path_config android_dirs[] = {
     /* clang-format off */
-    { 00770, AID_SYSTEM, AID_CACHE,  0, "cache" },
-    { 00500, AID_ROOT,   AID_ROOT,   0, "config" },
-    { 00771, AID_SYSTEM, AID_SYSTEM, 0, "data/app" },
-    { 00771, AID_SYSTEM, AID_SYSTEM, 0, "data/app-private" },
-    { 00771, AID_SYSTEM, AID_SYSTEM, 0, "data/app-ephemeral" },
-    { 00771, AID_ROOT,   AID_ROOT,   0, "data/dalvik-cache" },
-    { 00771, AID_SYSTEM, AID_SYSTEM, 0, "data/data" },
-    { 00771, AID_SHELL,  AID_SHELL,  0, "data/local/tmp" },
-    { 00771, AID_SHELL,  AID_SHELL,  0, "data/local" },
-    { 01771, AID_SYSTEM, AID_MISC,   0, "data/misc" },
-    { 00770, AID_DHCP,   AID_DHCP,   0, "data/misc/dhcp" },
+    { 00770, AID_SYSTEM,       AID_CACHE,        0, "cache" },
+    { 00500, AID_ROOT,         AID_ROOT,         0, "config" },
+    { 00771, AID_SYSTEM,       AID_SYSTEM,       0, "data/app" },
+    { 00771, AID_SYSTEM,       AID_SYSTEM,       0, "data/app-private" },
+    { 00771, AID_SYSTEM,       AID_SYSTEM,       0, "data/app-ephemeral" },
+    { 00771, AID_ROOT,         AID_ROOT,         0, "data/dalvik-cache" },
+    { 00771, AID_SYSTEM,       AID_SYSTEM,       0, "data/data" },
+    { 00771, AID_SHELL,        AID_SHELL,        0, "data/local/tmp" },
+    { 00771, AID_SHELL,        AID_SHELL,        0, "data/local" },
+    { 00770, AID_DHCP,         AID_DHCP,         0, "data/misc/dhcp" },
     { 00771, AID_SHARED_RELRO, AID_SHARED_RELRO, 0, "data/misc/shared_relro" },
-    { 00775, AID_MEDIA_RW, AID_MEDIA_RW, 0, "data/media" },
-    { 00775, AID_MEDIA_RW, AID_MEDIA_RW, 0, "data/media/Music" },
-    { 00750, AID_ROOT,   AID_SHELL,  0, "data/nativetest" },
-    { 00750, AID_ROOT,   AID_SHELL,  0, "data/nativetest64" },
-    { 00775, AID_ROOT,   AID_ROOT,   0, "data/preloads" },
-    { 00771, AID_SYSTEM, AID_SYSTEM, 0, "data" },
-    { 00755, AID_ROOT,   AID_SYSTEM, 0, "mnt" },
-    { 00755, AID_ROOT,   AID_ROOT,   0, "root" },
-    { 00750, AID_ROOT,   AID_SHELL,  0, "sbin" },
-    { 00751, AID_ROOT,   AID_SDCARD_R, 0, "storage" },
-    { 00755, AID_ROOT,   AID_SHELL,  0, "system/bin" },
-    { 00755, AID_ROOT,   AID_SHELL,  0, "system/vendor" },
-    { 00755, AID_ROOT,   AID_SHELL,  0, "system/xbin" },
-    { 00755, AID_ROOT,   AID_ROOT,   0, "system/etc/ppp" },
-    { 00755, AID_ROOT,   AID_SHELL,  0, "vendor" },
-    { 00777, AID_ROOT,   AID_ROOT,   0, "sdcard" },
-    { 00755, AID_ROOT,   AID_ROOT,   0, 0 },
+    { 01771, AID_SYSTEM,       AID_MISC,         0, "data/misc" },
+    { 00775, AID_MEDIA_RW,     AID_MEDIA_RW,     0, "data/media/Music" },
+    { 00775, AID_MEDIA_RW,     AID_MEDIA_RW,     0, "data/media" },
+    { 00750, AID_ROOT,         AID_SHELL,        0, "data/nativetest" },
+    { 00750, AID_ROOT,         AID_SHELL,        0, "data/nativetest64" },
+    { 00775, AID_ROOT,         AID_ROOT,         0, "data/preloads" },
+    { 00771, AID_SYSTEM,       AID_SYSTEM,       0, "data" },
+    { 00755, AID_ROOT,         AID_SYSTEM,       0, "mnt" },
+    { 00755, AID_ROOT,         AID_ROOT,         0, "root" },
+    { 00750, AID_ROOT,         AID_SHELL,        0, "sbin" },
+    { 00777, AID_ROOT,         AID_ROOT,         0, "sdcard" },
+    { 00751, AID_ROOT,         AID_SDCARD_R,     0, "storage" },
+    { 00755, AID_ROOT,         AID_SHELL,        0, "system/bin" },
+    { 00755, AID_ROOT,         AID_ROOT,         0, "system/etc/ppp" },
+    { 00755, AID_ROOT,         AID_SHELL,        0, "system/vendor" },
+    { 00755, AID_ROOT,         AID_SHELL,        0, "system/xbin" },
+    { 00755, AID_ROOT,         AID_SHELL,        0, "vendor" },
+    { 00755, AID_ROOT,         AID_ROOT,         0, 0 },
     /* clang-format on */
 };
 
@@ -110,36 +110,65 @@
 ** way up to the root. Prefixes ending in * denotes wildcard
 ** and will allow partial matches.
 */
-static const char conf_dir[] = "/system/etc/fs_config_dirs";
-static const char conf_file[] = "/system/etc/fs_config_files";
+static const char sys_conf_dir[] = "/system/etc/fs_config_dirs";
+static const char sys_conf_file[] = "/system/etc/fs_config_files";
+/* No restrictions are placed on the vendor file-system config files,
+ * although the developer is advised to restrict the scope to the /vendor
+ * file-system since the intent is to provide support for customized
+ * portions of a separate vendor.img.  Has to remain open so that
+ * customization can also land on /system/vendor.  We expect build-time
+ * checking or filtering when constructing /vendor/etc/fs_config_* files.
+ */
+static const char ven_conf_dir[] = "/vendor/etc/fs_config_dirs";
+static const char ven_conf_file[] = "/vendor/etc/fs_config_files";
+static const char* conf[][2] = {
+    {sys_conf_file, sys_conf_dir}, {ven_conf_file, ven_conf_dir},
+};
 
 static const struct fs_path_config android_files[] = {
     /* clang-format off */
+    { 00644, AID_SYSTEM,    AID_SYSTEM,    0, "data/app/*" },
+    { 00644, AID_SYSTEM,    AID_SYSTEM,    0, "data/app-ephemeral/*" },
+    { 00644, AID_SYSTEM,    AID_SYSTEM,    0, "data/app-private/*" },
+    { 00644, AID_APP,       AID_APP,       0, "data/data/*" },
+    { 00644, AID_MEDIA_RW,  AID_MEDIA_RW,  0, "data/media/*" },
+    { 00640, AID_ROOT,      AID_SHELL,     0, "data/nativetest/tests.txt" },
+    { 00640, AID_ROOT,      AID_SHELL,     0, "data/nativetest64/tests.txt" },
+    { 00750, AID_ROOT,      AID_SHELL,     0, "data/nativetest/*" },
+    { 00750, AID_ROOT,      AID_SHELL,     0, "data/nativetest64/*" },
+    { 00600, AID_ROOT,      AID_ROOT,      0, "default.prop" },
+    { 00600, AID_ROOT,      AID_ROOT,      0, "odm/build.prop" },
+    { 00600, AID_ROOT,      AID_ROOT,      0, "odm/default.prop" },
+    { 00750, AID_ROOT,      AID_SHELL,     0, "sbin/fs_mgr" },
+    { 00755, AID_ROOT,      AID_SHELL,     0, "system/bin/crash_dump32" },
+    { 00755, AID_ROOT,      AID_SHELL,     0, "system/bin/crash_dump64" },
+    { 00755, AID_ROOT,      AID_SHELL,     0, "system/bin/debuggerd" },
+    { 00750, AID_ROOT,      AID_ROOT,      0, "system/bin/install-recovery.sh" },
+    { 00700, AID_ROOT,      AID_ROOT,      0, "system/bin/secilc" },
+    { 00750, AID_ROOT,      AID_ROOT,      0, "system/bin/uncrypt" },
+    { 00600, AID_ROOT,      AID_ROOT,      0, "system/build.prop" },
+    { 00444, AID_ROOT,      AID_ROOT,      0, sys_conf_dir + 1 },
+    { 00444, AID_ROOT,      AID_ROOT,      0, sys_conf_file + 1 },
     { 00440, AID_ROOT,      AID_SHELL,     0, "system/etc/init.goldfish.rc" },
     { 00550, AID_ROOT,      AID_SHELL,     0, "system/etc/init.goldfish.sh" },
     { 00550, AID_ROOT,      AID_SHELL,     0, "system/etc/init.ril" },
     { 00555, AID_ROOT,      AID_ROOT,      0, "system/etc/ppp/*" },
     { 00555, AID_ROOT,      AID_ROOT,      0, "system/etc/rc.*" },
     { 00440, AID_ROOT,      AID_ROOT,      0, "system/etc/recovery.img" },
-    { 00444, AID_ROOT,      AID_ROOT,      0, conf_dir + 1 },
-    { 00444, AID_ROOT,      AID_ROOT,      0, conf_file + 1 },
-    { 00644, AID_SYSTEM,    AID_SYSTEM,    0, "data/app/*" },
-    { 00644, AID_MEDIA_RW,  AID_MEDIA_RW,  0, "data/media/*" },
-    { 00644, AID_SYSTEM,    AID_SYSTEM,    0, "data/app-private/*" },
-    { 00644, AID_SYSTEM,    AID_SYSTEM,    0, "data/app-ephemeral/*" },
-    { 00644, AID_APP,       AID_APP,       0, "data/data/*" },
-    { 00640, AID_ROOT,      AID_SHELL,     0, "data/nativetest/tests.txt" },
-    { 00640, AID_ROOT,      AID_SHELL,     0, "data/nativetest64/tests.txt" },
-    { 00750, AID_ROOT,      AID_SHELL,     0, "data/nativetest/*" },
-    { 00750, AID_ROOT,      AID_SHELL,     0, "data/nativetest64/*" },
+    { 00600, AID_ROOT,      AID_ROOT,      0, "vendor/build.prop" },
+    { 00600, AID_ROOT,      AID_ROOT,      0, "vendor/default.prop" },
+    { 00444, AID_ROOT,      AID_ROOT,      0, ven_conf_dir + 1 },
+    { 00444, AID_ROOT,      AID_ROOT,      0, ven_conf_file + 1 },
 
     /* the following two files are INTENTIONALLY set-uid, but they
      * are NOT included on user builds. */
-    { 04750, AID_ROOT,      AID_SHELL,     0, "system/xbin/su" },
     { 06755, AID_ROOT,      AID_ROOT,      0, "system/xbin/procmem" },
+    { 04750, AID_ROOT,      AID_SHELL,     0, "system/xbin/su" },
 
     /* the following files have enhanced capabilities and ARE included
      * in user builds. */
+    { 00700, AID_SYSTEM,    AID_SHELL,     CAP_MASK_LONG(CAP_BLOCK_SUSPEND),
+                                              "system/bin/inputflinger" },
     { 00550, AID_LOGD,      AID_LOGD,      CAP_MASK_LONG(CAP_SYSLOG) |
                                            CAP_MASK_LONG(CAP_AUDIT_CONTROL) |
                                            CAP_MASK_LONG(CAP_SETGID),
@@ -147,8 +176,6 @@
     { 00750, AID_ROOT,      AID_SHELL,     CAP_MASK_LONG(CAP_SETUID) |
                                            CAP_MASK_LONG(CAP_SETGID),
                                               "system/bin/run-as" },
-    { 00700, AID_SYSTEM,    AID_SHELL,     CAP_MASK_LONG(CAP_BLOCK_SUSPEND),
-                                              "system/bin/inputflinger" },
 
     /* Support FIFO scheduling mode in SurfaceFlinger. */
     { 00755, AID_SYSTEM,    AID_GRAPHICS,  CAP_MASK_LONG(CAP_SYS_NICE),
@@ -159,15 +186,15 @@
                                            CAP_MASK_LONG(CAP_NET_RAW),
                                               "vendor/bin/hostapd" },
 
+    /* Support Bluetooth legacy hal accessing /sys/class/rfkill */
+    { 00700, AID_BLUETOOTH, AID_BLUETOOTH, CAP_MASK_LONG(CAP_NET_ADMIN),
+                                              "vendor/bin/hw/android.hardware.bluetooth@1.0-service" },
+
     /* Support wifi_hal_legacy administering a network interface. */
     { 00755, AID_WIFI,      AID_WIFI,      CAP_MASK_LONG(CAP_NET_ADMIN) |
                                            CAP_MASK_LONG(CAP_NET_RAW),
                                               "vendor/bin/hw/android.hardware.wifi@1.0-service" },
 
-    /* Support Bluetooth legacy hal accessing /sys/class/rfkill */
-    { 00700, AID_BLUETOOTH, AID_BLUETOOTH, CAP_MASK_LONG(CAP_NET_ADMIN),
-                                              "vendor/bin/hw/android.hardware.bluetooth@1.0-service" },
-
     /* A non-privileged zygote that spawns
      * isolated processes for web rendering. */
     { 0750,  AID_ROOT,      AID_ROOT,      CAP_MASK_LONG(CAP_SETUID) |
@@ -179,36 +206,24 @@
                                            CAP_MASK_LONG(CAP_SETPCAP),
                                               "system/bin/webview_zygote64" },
 
-    { 00755, AID_ROOT,      AID_SHELL,     0, "system/bin/crash_dump32" },
-    { 00755, AID_ROOT,      AID_SHELL,     0, "system/bin/crash_dump64" },
-    { 00755, AID_ROOT,      AID_SHELL,     0, "system/bin/debuggerd" },
-    { 00700, AID_ROOT,      AID_ROOT,      0, "system/bin/secilc" },
-    { 00750, AID_ROOT,      AID_ROOT,      0, "system/bin/uncrypt" },
-    { 00750, AID_ROOT,      AID_ROOT,      0, "system/bin/install-recovery.sh" },
+    /* generic defaults */
+    { 00755, AID_ROOT,      AID_ROOT,      0, "bin/*" },
+    { 00640, AID_ROOT,      AID_SHELL,     0, "fstab.*" },
+    { 00750, AID_ROOT,      AID_SHELL,     0, "init*" },
+    { 00750, AID_ROOT,      AID_SHELL,     0, "sbin/*" },
     { 00755, AID_ROOT,      AID_SHELL,     0, "system/bin/*" },
     { 00755, AID_ROOT,      AID_ROOT,      0, "system/lib/valgrind/*" },
     { 00755, AID_ROOT,      AID_ROOT,      0, "system/lib64/valgrind/*" },
-    { 00755, AID_ROOT,      AID_SHELL,     0, "system/xbin/*" },
     { 00755, AID_ROOT,      AID_SHELL,     0, "system/vendor/bin/*" },
     { 00755, AID_ROOT,      AID_SHELL,     0, "system/vendor/xbin/*" },
+    { 00755, AID_ROOT,      AID_SHELL,     0, "system/xbin/*" },
     { 00755, AID_ROOT,      AID_SHELL,     0, "vendor/bin/*" },
     { 00755, AID_ROOT,      AID_SHELL,     0, "vendor/xbin/*" },
-    { 00750, AID_ROOT,      AID_SHELL,     0, "sbin/*" },
-    { 00755, AID_ROOT,      AID_ROOT,      0, "bin/*" },
-    { 00750, AID_ROOT,      AID_SHELL,     0, "init*" },
-    { 00750, AID_ROOT,      AID_SHELL,     0, "sbin/fs_mgr" },
-    { 00640, AID_ROOT,      AID_SHELL,     0, "fstab.*" },
-    { 00600, AID_ROOT,      AID_ROOT,      0, "system/build.prop" },
-    { 00600, AID_ROOT,      AID_ROOT,      0, "vendor/build.prop" },
-    { 00600, AID_ROOT,      AID_ROOT,      0, "odm/build.prop" },
-    { 00600, AID_ROOT,      AID_ROOT,      0, "default.prop" },
-    { 00600, AID_ROOT,      AID_ROOT,      0, "vendor/default.prop" },
-    { 00600, AID_ROOT,      AID_ROOT,      0, "odm/default.prop" },
     { 00644, AID_ROOT,      AID_ROOT,      0, 0 },
     /* clang-format on */
 };
 
-static int fs_config_open(int dir, const char* target_out_path) {
+static int fs_config_open(int dir, int which, const char* target_out_path) {
     int fd = -1;
 
     if (target_out_path && *target_out_path) {
@@ -222,13 +237,13 @@
         if (target_out_path[target_out_path_len] == '/') {
             skip_len++;
         }
-        if (asprintf(&name, "%s%s", target_out_path, (dir ? conf_dir : conf_file) + skip_len) != -1) {
+        if (asprintf(&name, "%s%s", target_out_path, conf[which][dir] + skip_len) != -1) {
             fd = TEMP_FAILURE_RETRY(open(name, O_RDONLY | O_BINARY));
             free(name);
         }
     }
     if (fd < 0) {
-        fd = TEMP_FAILURE_RETRY(open(dir ? conf_dir : conf_file, O_RDONLY | O_BINARY));
+        fd = TEMP_FAILURE_RETRY(open(conf[which][dir], O_RDONLY | O_BINARY));
     }
     return fd;
 }
@@ -253,8 +268,7 @@
 void fs_config(const char* path, int dir, const char* target_out_path, unsigned* uid, unsigned* gid,
                unsigned* mode, uint64_t* capabilities) {
     const struct fs_path_config* pc;
-    size_t plen;
-    int fd;
+    size_t which, plen;
 
     if (path[0] == '/') {
         path++;
@@ -262,32 +276,34 @@
 
     plen = strlen(path);
 
-    fd = fs_config_open(dir, target_out_path);
-    if (fd >= 0) {
+    for (which = 0; which < (sizeof(conf) / sizeof(conf[0])); ++which) {
         struct fs_path_config_from_file header;
 
+        int fd = fs_config_open(dir, which, target_out_path);
+        if (fd < 0) continue;
+
         while (TEMP_FAILURE_RETRY(read(fd, &header, sizeof(header))) == sizeof(header)) {
             char* prefix;
             uint16_t host_len = get2LE((const uint8_t*)&header.len);
             ssize_t len, remainder = host_len - sizeof(header);
             if (remainder <= 0) {
-                ALOGE("%s len is corrupted", dir ? conf_dir : conf_file);
+                ALOGE("%s len is corrupted", conf[which][dir]);
                 break;
             }
             prefix = calloc(1, remainder);
             if (!prefix) {
-                ALOGE("%s out of memory", dir ? conf_dir : conf_file);
+                ALOGE("%s out of memory", conf[which][dir]);
                 break;
             }
             if (TEMP_FAILURE_RETRY(read(fd, prefix, remainder)) != remainder) {
                 free(prefix);
-                ALOGE("%s prefix is truncated", dir ? conf_dir : conf_file);
+                ALOGE("%s prefix is truncated", conf[which][dir]);
                 break;
             }
             len = strnlen(prefix, remainder);
             if (len >= remainder) { /* missing a terminating null */
                 free(prefix);
-                ALOGE("%s is corrupted", dir ? conf_dir : conf_file);
+                ALOGE("%s is corrupted", conf[which][dir]);
                 break;
             }
             if (fs_config_cmp(dir, prefix, len, path, plen)) {