From 3b677dcd9d6b1fcaa9affd2289744756bcda1165 Mon Sep 17 00:00:00 2001 From: Tom Rini Date: Fri, 28 Oct 2022 20:26:59 -0400 Subject: fs: jffs2: Move SYS_JFFS2_SORT_FRAGMENTS to Kconfig Move the symbol SYS_JFFS2_SORT_FRAGMENTS to Kconfig and use the only remaining part of doc/README.JFFS2 that is still relevant and useful to the help for this option. Signed-off-by: Tom Rini Reviewed-by: Simon Glass --- doc/README.JFFS2 | 30 ------------------------------ 1 file changed, 30 deletions(-) delete mode 100644 doc/README.JFFS2 (limited to 'doc') diff --git a/doc/README.JFFS2 b/doc/README.JFFS2 deleted file mode 100644 index fddefb17469..00000000000 --- a/doc/README.JFFS2 +++ /dev/null @@ -1,30 +0,0 @@ -JFFS2 options and usage. ------------------------ - -JFFS2 in U-Boot is a read only implementation of the file system in -Linux with the same name. To use JFFS2 define CONFIG_CMD_JFFS2. - -The module adds three new commands. -fsload - load binary file from a file system image -fsinfo - print information about file systems -ls - list files in a directory -chpart - change active partition - -If you do now need the commands, you can enable the filesystem separately -with CONFIG_FS_JFFS2 and call the jffs2 functions yourself. - -If you boot from a partition which is mounted writable, and you -update your boot environment by replacing single files on that -partition, you should also define CONFIG_SYS_JFFS2_SORT_FRAGMENTS. Scanning -the JFFS2 filesystem takes *much* longer with this feature, though. -Sorting is done while inserting into the fragment list, which is -more or less a bubble sort. That algorithm is known to be O(n^2), -thus you should really consider if you can avoid it! - ---- - -TODO. - - Remove the assumption that JFFS can dereference a pointer - into the disk. The current code do not work with memory holes - or hardware with a sliding window (PCMCIA). -- cgit v1.2.3