Add lazy loading and mtd depend

diff --git a/Kconfig b/Kconfig
index 73e37a09e613bb5f68e68a16728991f595fc7bc1..f314f60073880ae0b72c226d7845ded6380dbc09 100644 (file)
--- a/Kconfig
+++ b/Kconfig
@@ -5,6 +5,7 @@
 config YAFFS_FS
        tristate "YAFFS2 file system support"
        default n
+       depends on MTD
        select YAFFS_YAFFS1
        select YAFFS_YAFFS2
        help
@@ -69,6 +70,26 @@ config YAFFS_AUTO_YAFFS2
 
          If unsure, say Y.
 
+config YAFFS_DISABLE_LAZY_LOAD
+       bool "Disable lazy loading"
+       depends on YAFFS_YAFFS2
+       default n
+       help
+         "Lazy loading" defers loading file details until they are
+         required. This saves mount time, but makes the first look-up
+         a bit longer.
+
+         Lazy loading will only happen if enabled by this option being 'n'
+         and if the appropriate tags are available, else yaffs2 will
+         automatically fall back to immediate loading and do the right
+         thing.
+
+         Lazy laoding will be required by checkpointing.
+
+         Setting this to 'y' will disable lazy loading.
+
+         If unsure, say N.
+
 config YAFFS_DISABLE_WIDE_TNODES
        bool "Turn off wide tnodes"
        depends on YAFFS_FS