Cc: Christophe Varoqui <christophe.varoqui@xxxxxxxxxxx>
Cc: DM-DEVEL ML <dm-devel@xxxxxxxxxx>
Signed-off-by: Xose Vazquez Perez <xose.vazquez@xxxxxxxxx>
---
multipath/main.c | 35 ++++++++++++++++++++++-------------
1 file changed, 22 insertions(+), 13 deletions(-)
diff --git a/multipath/main.c b/multipath/main.c
index 008e3d3..252ade7 100644
--- a/multipath/main.c
+++ b/multipath/main.c
@@ -133,11 +133,15 @@ usage (char * progname)
{
fprintf (stderr, VERSION_STRING);
fprintf (stderr, "Usage:\n");
- fprintf (stderr, " %s [-a|-c|-w|-W] [-d] [-r] [-i] [-v lvl] [-p pol] [-b fil] [-q] [dev]\n", progname);
- fprintf (stderr, " %s -l|-ll|-f [-v lvl] [-b fil] [-R num] [dev]\n", progname);
- fprintf (stderr, " %s -F [-v lvl] [-R num]\n", progname);
- fprintf (stderr, " %s [-t|-T]\n", progname);
- fprintf (stderr, " %s -h\n", progname);
+ fprintf (stderr, " %s [-v level] [-B|-d|-i|-q|-r] [-b file] [-p policy] [device]\n", progname);
+ fprintf (stderr, " %s [-v level] [-R retries] -f device\n", progname);
+ fprintf (stderr, " %s [-v level] [-R retries] -F\n", progname);
+ fprintf (stderr, " %s [-v level] [-l|-ll] [device]\n", progname);
+ fprintf (stderr, " %s [-v level] [-a|-w] device\n", progname);
+ fprintf (stderr, " %s [-v level] -W\n", progname);
+ fprintf (stderr, " %s [-v level] [-i] [-c|-C] device\n", progname);
+ fprintf (stderr, " %s [-v level] [-i] [-u|-U]\n", progname);
+ fprintf (stderr, " %s [-h|-t|-T]\n", progname);
fprintf (stderr,
"\n"
"Where:\n"
@@ -159,23 +163,28 @@ usage (char * progname)
" -b fil bindings file location\n"
" -w remove a device from the wwids file\n"
" -W reset the wwids file include only the current devices\n"
- " -p pol force all maps to specified path grouping policy :\n"
+ " -R num number of times to retry removes of in-use devices\n"
+ " -u check if the device specified in the program environment should be a\n"
+ " path in a multipath device\n"
+ " -U check if the device specified in the program environment is a\n"
+ " multipath device with usable paths, see -C flag\n"
+ " -p pol force all maps to specified path grouping policy:\n"
" . failover one path per priority group\n"
" . multibus all paths in one priority group\n"
" . group_by_serial one priority group per serial\n"
" . group_by_prio one priority group per priority lvl\n"
" . group_by_node_name one priority group per target node\n"
- " -v lvl verbosity level\n"
+ " -v lvl verbosity level:\n"
" . 0 no output\n"
" . 1 print created devmap names only\n"
" . 2 default verbosity\n"
" . 3 print debug information\n"
- " -R num number of times to retry removes of in-use devices\n"
- " dev action limited to:\n"
- " . multipath named 'dev' (ex: mpath0) or\n"
- " . multipath whose wwid is 'dev' (ex: 60051..)\n"
- " . multipath including the path named 'dev' (ex: /dev/sda)\n"
- " . multipath including the path with maj:min 'dev' (ex: 8:0)\n"
+ " device action limited to:\n"
+ " . multipath named 'device' (ex: mpath0)\n"
+ " . multipath whose wwid is 'device' (ex: 60051...)\n"
+ " . multipath including the path named 'device' (ex: /dev/sda or\n"
+ " /dev/dm-0)\n"
+ " . multipath including the path with maj:min 'device' (ex: 8:0)\n"
);
}
--
2.21.0
--
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