diff options
author | Wang Shilong <wangsl.fnst@cn.fujitsu.com> | 2013-08-14 12:29:10 +0800 |
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committer | David Sterba <dsterba@suse.cz> | 2013-09-03 19:40:55 +0200 |
commit | e9c0fe428e58ba41bd1cc44eb0f2c365017ae5ef (patch) | |
tree | 3f39458b937b8786d8cb8d038082f35667263f87 /man | |
parent | fa25b35dcc39854a9f7399af86e56a34171f63a4 (diff) |
Btrfs-progs: add missing man page information for btrfsck
Signed-off-by: Wang Shilong <wangsl.fnst@cn.fujitsu.com>
Signed-off-by: Qu Wenruo <quwenruo@cn.fujitsu.com>
Signed-off-by: David Sterba <dsterba@suse.cz>
Signed-off-by: Chris Mason <chris.mason@fusionio.com>
Diffstat (limited to 'man')
-rw-r--r-- | man/btrfsck.8.in | 35 |
1 files changed, 24 insertions, 11 deletions
diff --git a/man/btrfsck.8.in b/man/btrfsck.8.in index 5004ba02..bf65e3c8 100644 --- a/man/btrfsck.8.in +++ b/man/btrfsck.8.in @@ -1,16 +1,29 @@ .TH BTRFSCK 8 .SH NAME -btrfsck \- check a btrfs filesystem +btrfsck \- check and repair of a Btrfs filesystem .SH SYNOPSIS -.B btrfsck \fI device\fP +.B btrfsck [\fIoptions\fP] \fI<device>\fP .SH DESCRIPTION -\fBbtrfsck\fP is used to check a btrfs filesystem. -\fIdevice\fP is the device file where the filesystem is stored. -.SH AVAILABILITY -.B btrfsck -is part of btrfs-progs. Btrfs is currently under heavy development, -and not suitable for any uses other than benchmarking and review. -Please refer to the btrfs wiki http://btrfs.wiki.kernel.org for -further details. +\fBbtrfsck\fP is used to check and optionally repair of a Btrfs filesystem. Now, it can only be run on an unmounted FS. Considering it is not well-tested +in real-life situations yet. if you have a broken Btrfs filesystem, btrfsck may not repair but cause aditional damages. \fI<device>\fP is the device file +where the filesystem is stored. + +\fIOptions\fP +.IP "\fB-s,--super \fI<superblock>\fP" 5 +specify which superblock copy that you want to use. +.IP "\fB--repair\fP" 5 +try to repair the filesystem. +.IP "\fB--init-csum-tree\fP" 5 +create a new CRC tree. +.IP "\fB--init-extent-tree\fP" 5 +create a new extent tree. + +.SH EXIT CODE +\fBbtrfsck\fR will return 0 exit code if no error happened. +Other exit code means some problems happened. + +.br +This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law. .SH SEE ALSO -.BR mkfs.btrfs (8) +.BR mkfs.btrfs (8), +.BR btrfs (8) |