Miao Xie
2012-Feb-23 07:51 UTC
[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 <miaox@cn.fujitsu.com>
---
btrfs-map-logical.c | 4 ++--
1 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/btrfs-map-logical.c b/btrfs-map-logical.c
index d79a73a..fa4fb3f 100644
--- a/btrfs-map-logical.c
+++ b/btrfs-map-logical.c
@@ -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}
};
--
1.7.6.5
--
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