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author | Wang Shilong <wangsl.fnst@cn.fujitsu.com> | 2013-08-14 12:29:17 +0800 |
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committer | David Sterba <dsterba@suse.cz> | 2013-09-03 19:41:00 +0200 |
commit | dfc66e3c9302470278e6a38c6a5c833153b99922 (patch) | |
tree | 8a4cfe411d7bed4952a4f9f8beb5b3b5551f832f | |
parent | e7b0ec3665112143295028a60e2a14cb24df675a (diff) |
Btrfs-progs: add missing man page for btrfs-map-logical
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>
-rw-r--r-- | man/Makefile | 2 | ||||
-rw-r--r-- | man/btrfs-map-logical.8.in | 33 |
2 files changed, 34 insertions, 1 deletions
diff --git a/man/Makefile b/man/Makefile index 5ccb60a3..690fa65f 100644 --- a/man/Makefile +++ b/man/Makefile @@ -13,7 +13,7 @@ man8dir = $(mandir)/man8 MANPAGES = mkfs.btrfs.8.gz btrfsck.8.gz btrfs-image.8.gz btrfs.8.gz \ btrfs-debug-tree.8.gz btrfs-show-super.8.gz btrfs-find-root.8.gz \ - btrfs-convert.8.gz btrfstune.8.gz btrfs-zero-log.8.gz + btrfs-convert.8.gz btrfstune.8.gz btrfs-zero-log.8.gz btrfs-map-logical.8.gz INFILES = ${MANPAGES:.in=.gz} all: $(MANPAGES) diff --git a/man/btrfs-map-logical.8.in b/man/btrfs-map-logical.8.in new file mode 100644 index 00000000..d50ac960 --- /dev/null +++ b/man/btrfs-map-logical.8.in @@ -0,0 +1,33 @@ +.TH BTRFS-MAP-LOGICAL 8 +.SH NAME +btrfs-map-logical \- map btrfs logical extent to physical extent +.SH SYNOPSIS +.B btrfs-map-logical [\fIoptions\fP] \fI<device>\fP +.SH DESCRIPTION +\fBbtrfs-map-logical\fP can be used to find out what the physical offsets are +on the mirrors, the result is dumped into stdout in default. + +\fIOptions\fP +.IP "\fB-l|--logical \fI<logical_num>\fP" 5 +Logical extent to map. +.IP "\fB-c|--copy \fI<copy>\fP" 5 +Copy of the extent to read(usually 1 or 2). +.IP "\fB-o|--output \fI<filename>\fP" 5 +Output file to hold the extent. +.IP "\fB-b|--bytes \fI<bytes>\fP" 5 +Number of bytes to read. + +.SH EXIT CODE +\fBbtrfs-map-logical\fP will return 0 if no error happened. +If any problems happened, 1 will be returned. + +.SH AUTHOR +Written by Shilong Wang and Wenruo Qu. + +.SH COPYRIGHT +Copyright \(co 2013 Fujitsu, Inc. +License GPLv2: GNU GPL version 2 <http://gnu.org/licenses/gpl.html>. +.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) |