image: ext4: rename config options as these are only used for ext4 image creation

Signed-off-by: Michael Heimpold <mhei@heimpold.de>

SVN-Revision: 40926

config/Config-images.in

@@ -72,14 +72,14 @@ menu "Target Images"
 		help
 		  Build a ext4 root filesystem
 
-		config TARGET_ROOTFS_MAXINODE
+		config TARGET_EXT4_MAXINODE
 			int "Maximum number of inodes in root filesystem"
 			depends on TARGET_ROOTFS_EXT4FS
 			default 6000
 			help
 			  Allows you to change the maximum number of inodes in the root filesystem
 
-		config TARGET_ROOTFS_RESERVED_PCT
+		config TARGET_EXT4_RESERVED_PCT
 			int "Percentage of reserved blocks in root filesystem"
 			depends on TARGET_ROOTFS_EXT4FS
 			default 0

include/image.mk

@@ -188,7 +188,7 @@ ifneq ($(CONFIG_TARGET_ROOTFS_EXT4FS),)
 
   define Image/mkfs/ext4
 # generate an ext2 fs
-	$(STAGING_DIR_HOST)/bin/genext2fs -U -B $(CONFIG_TARGET_EXT4_BLOCKSIZE) -b $(E2SIZE) -N $(CONFIG_TARGET_ROOTFS_MAXINODE) -d $(TARGET_DIR)/ $(KDIR)/root.ext4 -m $(CONFIG_TARGET_ROOTFS_RESERVED_PCT) $(MKFS_DEVTABLE_OPT)
+	$(STAGING_DIR_HOST)/bin/genext2fs -U -B $(CONFIG_TARGET_EXT4_BLOCKSIZE) -b $(E2SIZE) -N $(CONFIG_TARGET_EXT4_MAXINODE) -d $(TARGET_DIR)/ $(KDIR)/root.ext4 -m $(CONFIG_TARGET_EXT4_RESERVED_PCT) $(MKFS_DEVTABLE_OPT)
 # convert it to ext4
 	$(STAGING_DIR_HOST)/bin/tune2fs $(if $(CONFIG_TARGET_EXT4_JOURNAL),-j) -O extents,uninit_bg,dir_index $(KDIR)/root.ext4
 # fix it up