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btrfs-progs: docs: update mkfs help string and manual page 

Signed-off-by: David Sterba <dsterba@suse.com>
master
David Sterba 2016-11-04 14:13:15 +01:00
parent d75ea3ca87
commit 9e0dd182b4
2 changed files with 19 additions and 31 deletions
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20
Documentation/mkfs.btrfs.asciidoc
View File

@ -7,25 +7,7 @@ mkfs.btrfs - create a btrfs filesystem
SYNOPSIS
--------
*mkfs.btrfs*
$$[-A|--alloc-start <alloc-start>]$$
$$[-b|--byte-count <byte-count>]$$
$$[-d|--data <data-profile>]$$
$$[-m|--metadata <metadata profile>]$$
$$[-M|--mixed]$$
$$[-l|--leafsize <leafsize>]$$
$$[-n|--nodesize <nodesize>]$$
$$[-s|--sectorsize <sectorsize>]$$
$$[-L|--label <label>]$$
$$[-K|--nodiscard]$$
$$[-r|--rootdir <rootdir>]$$
$$[-O|--features <feature1>[,<feature2>...]]$$
$$[-U|--uuid <UUID>]$$
$$[-f|--force]$$
$$[-q|--quiet]$$
$$[--help]$$
$$[-V|--version]$$
$$<device> [<device>...]$$
*mkfs.btrfs* [options] <device> [<device>...]
DESCRIPTION
-----------

30
mkfs.c
View File

@ -344,24 +344,30 @@ static int create_data_reloc_tree(struct btrfs_trans_handle *trans,
static void print_usage(int ret)
{
printf("usage: mkfs.btrfs [options] dev [ dev ... ]\n");
printf("options:\n");
printf("\t-A|--alloc-start START the offset to start the FS\n");
printf("\t-b|--byte-count SIZE total number of bytes in the FS\n");
printf("Usage: mkfs.btrfs [options] dev [ dev ... ]\n");
printf("Options:\n");
printf(" allocation profiles:\n");
printf("\t-d|--data PROFILE data profile, raid0, raid1, raid5, raid6, raid10, dup or single\n");
printf("\t-f|--force force overwrite of existing filesystem\n");
printf("\t-l|--leafsize SIZE deprecated, alias for nodesize\n");
printf("\t-L|--label LABEL set a label\n");
printf("\t-m|--metadata PROFILE metadata profile, values like data profile\n");
printf("\t-m|--metadata PROFILE metadata profile, values like for data profile\n");
printf("\t-M|--mixed mix metadata and data together\n");
printf(" features:\n");
printf("\t-n|--nodesize SIZE size of btree nodes\n");
printf("\t-s|--sectorsize SIZE min block allocation (may not mountable by current kernel)\n");
printf("\t-r|--rootdir DIR the source directory\n");
printf("\t-s|--sectorsize SIZE data block size (may not be mountable by current kernel)\n");
printf("\t-O|--features LIST comma separated list of filesystem features (use '-O list-all' to list features)\n");
printf("\t-L|--label LABEL set the filesystem label\n");
printf("\t-U|--uuid UUID specify the filesystem UUID (must be unique)\n");
printf(" creation:\n");
printf("\t-b|--byte-count SIZE set filesystem size to SIZE (on the first device)\n");
printf("\t-r|--rootdir DIR copy files from DIR to the image root directory\n");
printf("\t-K|--nodiscard do not perform whole device TRIM\n");
printf("\t-O|--features LIST comma separated list of filesystem features, use '-O list-all' to list features\n");
printf("\t-U|--uuid UUID specify the filesystem UUID\n");
printf("\t-f|--force force overwrite of existing filesystem\n");
printf(" general:\n");
printf("\t-q|--quiet no messages except errors\n");
printf("\t-V|--version print the mkfs.btrfs version and exit\n");
printf("\t--help print this help and exit\n");
printf(" deprecated:\n");
printf("\t-A|--alloc-start START the offset to start the filesytem\n");
printf("\t-l|--leafsize SIZE deprecated, alias for nodesize\n");
exit(ret);
}