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dmsetup: Add minor number to concise table output format.

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When using this new format for input, it'll sometimes help to
be able to specify the minor number.
This commit is contained in:
Alasdair G Kergon 2017-07-25 12:22:46 +01:00
parent a1dbefe9c8
commit f9f75de3da
2 changed files with 4 additions and 5 deletions
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6
man/dmsetup.8_main
View File

@ -826,9 +826,9 @@ target unless the \fB--showkeys\fP parameter is supplied. Kernel key
references prefixed with \fB:\fP are not affected by the parameter and get
displayed always.
With \fB--concise\fP, the output is presented concisely on a single line.
Commas then separate the name, uuid, flags ('ro' or 'rw') and the table
(if present). Semi-colons separate devices. Backslashes escape any commas,
semi-colons or backslashes.
Commas then separate the name, uuid, minor device number, flags ('ro' or 'rw')
and the table (if present). Semi-colons separate devices. Backslashes escape
any commas, semi-colons or backslashes.
.
.HP
.CMD_TARGETS

3
tools/dmsetup.c
View File

@ -2224,8 +2224,7 @@ static int _status(CMD_ARGS)
_print_string_quoted(name);
putchar(',');
_print_string_quoted(dm_task_get_uuid(dmt));
putchar(',');
printf("%s", info.read_only ? "ro" : "rw");
printf(",%u,%s", info.minor, info.read_only ? "ro" : "rw");
}
/* Next print any target-specific information */
if (target_type) {