Fix mkfs.btrfs usage help to match the current args

Signed-off-by: Shen Feng <shen@cn.fujitsu.com>

diff --git a/mkfs.c b/mkfs.c
index 76d3a59..cb21db6 100644 (file)
--- a/mkfs.c
+++ b/mkfs.c
@@ -263,9 +263,13 @@ static void print_usage(void)
 {
        fprintf(stderr, "usage: mkfs.btrfs [options] dev [ dev ... ]\n");
        fprintf(stderr, "options:\n");
+       fprintf(stderr, "\t -A --alloc-start the offset to start the FS\n");
        fprintf(stderr, "\t -b --byte-count total number of bytes in the FS\n");
+       fprintf(stderr, "\t -d --data data profile, raid0, raid1, raid10 or single\n");
        fprintf(stderr, "\t -l --leafsize size of btree leaves\n");
-       fprintf(stderr, "\t -n --nodesize size of btree leaves\n");
+       fprintf(stderr, "\t -L --label set a label\n");
+       fprintf(stderr, "\t -m --metadata metadata profile, values like data profile\n");
+       fprintf(stderr, "\t -n --nodesize size of btree nodes\n");
        fprintf(stderr, "\t -s --sectorsize min block allocation\n");
        fprintf(stderr, "%s\n", BTRFS_BUILD_VERSION);
        exit(1);