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Jin Qian b79c3ba4ea fsck.f2fs: sanity check cp_payload before reading checkpoint
cp_payload is not sanity checked from input image. A invalid size
can cause buffer overflow when reading checkpoint blks into memory.

Signed-off-by: Jin Qian <jinqian@google.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
2017-04-27 12:51:09 -07:00
fsck fsck.f2fs: sanity check cp_payload before reading checkpoint 2017-04-27 12:51:09 -07:00
include fsck.f2fs: check encrypted filename depends FADVISE_ENC_NAME_BIT 2017-03-19 18:45:37 -04:00
lib mkfs.f2fs: use noheap by default 2017-04-21 11:42:56 -07:00
m4 mkfs: Initial commit for patch v2 series 2012-11-26 19:45:59 +09:00
man mkfs.f2fs: check overwrite before make filesystem 2017-03-06 17:15:26 -08:00
mkfs mkfs.f2fs: fix wrong segment assignment 2017-04-25 17:53:21 -07:00
scripts script: add simple test script 2016-04-18 21:11:26 -04:00
tools f2fscrypt: add a tool for encryption management in the f2fs filesystem 2017-03-16 08:15:37 +08:00
.gitignore f2fscrypt: add a tool for encryption management in the f2fs filesystem 2017-03-16 08:15:37 +08:00
AUTHORS mkfs: Initial commit for patch v2 series 2012-11-26 19:45:59 +09:00
autogen.sh defrag.f2fs: introduce defragmentation tool 2015-12-11 15:58:50 -08:00
ChangeLog f2fs-tools: add fsck.f2fs and dump.f2fs 2013-07-04 23:15:25 +09:00
configure.ac mkfs.f2fs: check overwrite before make filesystem 2017-03-06 17:15:26 -08:00
COPYING License tweak: LGPL v2.1 vs LGPL v2 2014-06-12 16:52:59 +09:00
Makefile.am f2fs-tools: add f2fstat to print f2fs's status in sec 2014-01-14 17:48:35 +09:00
README README: revisit README to fix typos and so on 2016-11-14 16:31:38 -08:00
VERSION f2fs-tools: release 1.8.0 2017-02-03 16:10:17 -08:00

F2FS format utilility
---------------------

To use f2fs filesystem, you should format the storage partition
with this utilility. Otherwise, you cannot mount f2fs.

Before compilation
------------------

You should install the following packages.
 - libuuid-devel or uuid-dev
 - pkg-config
 - autoconf
 - libtool
 - libselinux1-dev

Initial compilation
-------------------

Before compilation initially, autoconf/automake tools should be run.

 # ./autogen.sh

How to compile
--------------

 # ./configure
 # make
 # make install

How to cross-compile (e.g., for ARM)
------------------------------------

 1. Add the below line into mkfs/Makefile.am:
 mkfs_f2fs_LDFLAGS = -all-static

 2. Add the below line into fsck/Makefile.am:
 fsck_f2fs_LDFLAGS = -all-static

 3. then, do:
 # LDFLAGS=--static ./configure \
	--host=arm-none-linux-gnueabi --target=arm-none-linux-gnueabi
 # make

How to run by default
---------------------

 $ mkfs.f2fs -l [LABEL] $DEV

For more mkfs options, see man page.