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dmsetup: improve help text
Document more options.
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@ -1,5 +1,6 @@
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Version 1.02.109 -
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======================================
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Improve help text for dmsetup.
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Use --noflush and --nolockfs when removing device with --force.
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Parse new Overflow status string for snapshot target.
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Check dir path components are valid if using dm_create_dir, error out if not.
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@ -5110,21 +5110,24 @@ static struct command _dmsetup_commands[] = {
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{"create", "<dev_name>\n"
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"\t [-j|--major <major> -m|--minor <minor>]\n"
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"\t [-U|--uid <uid>] [-G|--gid <gid>] [-M|--mode <octal_mode>]\n"
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"\t [-u|uuid <uuid>] [{--addnodeonresume|--addnodeoncreate}]\n"
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"\t [--notable | --table <table> | <table_file>]", 1, 2, 0, 0, _create},
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{"remove", "[-f|--force] [--deferred] <device>", 0, -1, 1, 0, _remove},
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"\t [-u|uuid <uuid>] [--addnodeonresume|--addnodeoncreate]\n"
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"\t [--readahead {[+]<sectors>|auto|none}]\n"
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"\t [-n|--notable|--table {<table>|<table_file>}]", 1, 2, 0, 0, _create},
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{"remove", "[--deferred] [-f|--force] [--retry] <device>", 0, -1, 1, 0, _remove},
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{"remove_all", "[-f|--force]", 0, 0, 0, 0, _remove_all},
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{"suspend", "[--noflush] <device>", 0, -1, 1, 0, _suspend},
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{"resume", "<device> [{--addnodeonresume|--addnodeoncreate}]", 0, -1, 1, 0, _resume},
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{"load", "<device> [<table_file>]", 0, 2, 0, 0, _load},
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{"suspend", "[--noflush] [--nolockfs] <device>", 0, -1, 1, 0, _suspend},
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{"resume", "[--noflush] [--nolockfs] <device>\n"
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"\t [--addnodeonresume|--addnodeoncreate]\n"
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"\t [--readahead {[+]<sectors>|auto|none}]", 0, -1, 1, 0, _resume},
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{"load", "<device> [<table>|<table_file>]", 0, 2, 0, 0, _load},
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{"clear", "<device>", 0, -1, 1, 0, _clear},
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{"reload", "<device> [<table_file>]", 0, 2, 0, 0, _load},
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{"wipe_table", "<device>", 1, -1, 1, 0, _error_device},
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{"reload", "<device> [<table>|<table_file>]", 0, 2, 0, 0, _load},
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{"wipe_table", "[-f|--force] [--noflush] [--nolockfs] <device>", 1, -1, 1, 0, _error_device},
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{"rename", "<device> [--setuuid] <new_name_or_uuid>", 1, 2, 0, 0, _rename},
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{"message", "<device> <sector> <message>", 2, -1, 0, 0, _message},
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{"ls", "[--target <target_type>] [--exec <command>] [-o options] [--tree]", 0, 0, 0, 0, _ls},
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{"ls", "[--target <target_type>] [--exec <command>] [-o <options>] [--tree]", 0, 0, 0, 0, _ls},
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{"info", "[<device>]", 0, -1, 1, 0, _info},
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{"deps", "[-o options] [<device>]", 0, -1, 1, 0, _deps},
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{"deps", "[-o <options>] [<device>]", 0, -1, 1, 0, _deps},
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{"stats", "<command> [<options>] [<devices>]", 1, -1, 1, 1, _stats},
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{"status", "[<device>] [--noflush] [--target <target_type>]", 0, -1, 1, 0, _status},
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{"table", "[<device>] [--target <target_type>] [--showkeys]", 0, -1, 1, 0, _status},
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@ -5135,7 +5138,7 @@ static struct command _dmsetup_commands[] = {
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{"udevreleasecookie", "[<cookie>]", 0, 1, 0, 0, _udevreleasecookie},
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{"udevflags", "<cookie>", 1, 1, 0, 0, _udevflags},
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{"udevcomplete", "<cookie>", 1, 1, 0, 0, _udevcomplete},
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{"udevcomplete_all", "<age_in_minutes>", 0, 1, 0, 0, _udevcomplete_all},
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{"udevcomplete_all", "[<age_in_minutes>]", 0, 1, 0, 0, _udevcomplete_all},
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{"udevcookies", "", 0, 0, 0, 0, _udevcookies},
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{"targets", "", 0, 0, 0, 0, _targets},
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{"version", "", 0, 0, 0, 0, _version},
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@ -5185,11 +5188,11 @@ static void _dmsetup_usage(FILE *out)
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fprintf(out, "Usage:\n\n");
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fprintf(out, "%s\n"
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" [--version] [-h|--help [-c|-C|--columns]]\n"
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" [-v|--verbose [-v|--verbose ...]]\n"
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" [--checks] [--manglename <mangling_mode>]\n"
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" [-r|--readonly] [--noopencount] [--nolockfs] [--inactive]\n"
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" [--udevcookie [cookie]] [--noudevrules] [--noudevsync] [--verifyudev]\n"
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" [-y|--yes] [--readahead [+]<sectors>|auto|none] [--retry]\n"
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" [-v|--verbose [-v|--verbose ...]] [-f|--force]\n"
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" [--checks] [--manglename {none|hex|auto}]\n"
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" [-r|--readonly] [--noopencount] [--noflush] [--nolockfs] [--inactive]\n"
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" [--udevcookie <cookie>] [--noudevrules] [--noudevsync] [--verifyudev]\n"
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" [-y|--yes] [--readahead {[+]<sectors>|auto|none}] [--retry]\n"
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" [-c|-C|--columns] [-o <fields>] [-O|--sort <sort_fields>]\n"
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" [-S|--select <selection>] [--nameprefixes] [--noheadings]\n"
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" [--separator <separator>]\n\n",
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