Btrfs-progs, btrfs-map-logical: Fix typo in usage
PATCH 1/3 Btrfs-progs, btrfs-map-logical: Fix typo in usage
The right option is 'o' not 'c'. And this tool is used for the block devices on which there is a btrfs file system, so change "mount_point" to "device".
Signed-off-by Miao Xie <[email protected]>
--- btrfs-map-logical.c | 4 ++-- 1 files changed, 2 insertions(+), 2 deletions(-)
btrfs-map-logical.c +2 -2
@@ -84,7 +84,7 @@ struct extent_buffer *debug_read_block(struct btrfs_root *root, u64 bytenr,static void print_usage (void ) { -fprintf (stderr,"usage: btrfs-map-logical [options] mount_point\n" ); +fprintf (stderr,"usage: btrfs-map-logical [options] device\n" );fprintf (stderr,"\t-l Logical extent to map\n" );fprintf (stderr,"\t-c Copy of the extent to read (usually 1 or 2)\n" );fprintf (stderr,"\t-o Output file to hold the extent\n" );
@@ -96,7 +96,7 @@ static struct option long_options[] = {/* { "byte-count", 1, NULL, 'b' }, */ { "logical", 1, NULL, 'l' }, { "copy", 1, NULL, 'c' }, - { "output", 1, NULL, 'c' }, + { "output", 1, NULL, 'o' }, { "bytes", 1, NULL, 'b' }, { 0, 0, 0, 0} };
Signature · 1 line
1.7.6.5