1config FS_JFFS2 2 bool "Enable JFFS2 filesystem support" 3 help 4 This provides support for reading images from JFFS2 (Journalling 5 Flash File System version 2). JFFS2 is a log-structured file system 6 for use with flash memory devices. It supports raw NAND devices, 7 hard links and compression. 8