diff options
Diffstat (limited to 'patches.tizen/0508-f2fs-add-description-for-fsck.f2fs-and-dump.f2fs.patch')
-rw-r--r-- | patches.tizen/0508-f2fs-add-description-for-fsck.f2fs-and-dump.f2fs.patch | 86 |
1 files changed, 86 insertions, 0 deletions
diff --git a/patches.tizen/0508-f2fs-add-description-for-fsck.f2fs-and-dump.f2fs.patch b/patches.tizen/0508-f2fs-add-description-for-fsck.f2fs-and-dump.f2fs.patch new file mode 100644 index 00000000000..bfd29f8178b --- /dev/null +++ b/patches.tizen/0508-f2fs-add-description-for-fsck.f2fs-and-dump.f2fs.patch @@ -0,0 +1,86 @@ +From 0f3f7643a7e8bab7f0d901e9a43b2491dd80be09 Mon Sep 17 00:00:00 2001 +From: Changman Lee <cm224.lee@samsung.com> +Date: Thu, 4 Jul 2013 17:12:47 +0900 +Subject: [PATCH 0508/1302] f2fs: add description for fsck.f2fs and dump.f2fs + +This patch adds some description on fsck.f2fs and dump.f2fs which is +recently merged into f2fs-tools. + +Signed-off-by: Changman Lee <cm224.lee@samsung.com> +Signed-off-by: Jaegeuk Kim <jaegeuk.kim@samsung.com> +Signed-off-by: MyungJoo Ham <myungjoo.ham@samsung.com> +--- + Documentation/filesystems/f2fs.txt | 43 ++++++++++++++++++++++++++++++++++---- + 1 file changed, 39 insertions(+), 4 deletions(-) + +diff --git a/Documentation/filesystems/f2fs.txt b/Documentation/filesystems/f2fs.txt +index b91e2f2..0500c19 100644 +--- a/Documentation/filesystems/f2fs.txt ++++ b/Documentation/filesystems/f2fs.txt +@@ -18,8 +18,8 @@ according to its internal geometry or flash memory management scheme, namely FTL + F2FS and its tools support various parameters not only for configuring on-disk + layout, but also for selecting allocation and cleaning algorithms. + +-The file system formatting tool, "mkfs.f2fs", is available from the following +-git tree: ++The following git tree provides the file system formatting tool (mkfs.f2fs), ++a consistency checking tool (fsck.f2fs), and a debugging tool (dump.f2fs). + >> git://git.kernel.org/pub/scm/linux/kernel/git/jaegeuk/f2fs-tools.git + + For reporting bugs and sending patches, please use the following mailing list: +@@ -149,8 +149,12 @@ USAGE + # mkfs.f2fs -l label /dev/block_device + # mount -t f2fs /dev/block_device /mnt/f2fs + +-Format options +--------------- ++mkfs.f2fs ++--------- ++The mkfs.f2fs is for the use of formatting a partition as the f2fs filesystem, ++which builds a basic on-disk layout. ++ ++The options consist of: + -l [label] : Give a volume label, up to 512 unicode name. + -a [0 or 1] : Split start location of each area for heap-based allocation. + 1 is set by default, which performs this. +@@ -164,6 +168,37 @@ Format options + -t [0 or 1] : Disable discard command or not. + 1 is set by default, which conducts discard. + ++fsck.f2fs ++--------- ++The fsck.f2fs is a tool to check the consistency of an f2fs-formatted ++partition, which examines whether the filesystem metadata and user-made data ++are cross-referenced correctly or not. ++Note that, initial version of the tool does not fix any inconsistency. ++ ++The options consist of: ++ -d debug level [default:0] ++ ++dump.f2fs ++--------- ++The dump.f2fs shows the information of specific inode and dumps SSA and SIT to ++file. Each file is dump_ssa and dump_sit. ++ ++The dump.f2fs is used to debug on-disk data structures of the f2fs filesystem. ++It shows on-disk inode information reconized by a given inode number, and is ++able to dump all the SSA and SIT entries into predefined files, ./dump_ssa and ++./dump_sit respectively. ++ ++The options consist of: ++ -d debug level [default:0] ++ -i inode no (hex) ++ -s [SIT dump segno from #1~#2 (decimal), for all 0~-1] ++ -a [SSA dump segno from #1~#2 (decimal), for all 0~-1] ++ ++Examples: ++# dump.f2fs -i [ino] /dev/sdx ++# dump.f2fs -s 0~-1 /dev/sdx (SIT dump) ++# dump.f2fs -a 0~-1 /dev/sdx (SSA dump) ++ + ================================================================================ + DESIGN + ================================================================================ +-- +1.8.3.2 + |