[dm-devel] [PATCH] 1/3:Add num_groups to constructor string
Kevin Corry
kevcorry at us.ibm.com
Fri Jan 16 11:24:02 UTC 2004
Add the number of priority groups to the dm-multipath constructor string. This
should make parsing the string a bit simpler.
--- diff/drivers/md/dm-mpath.c 2004-01-13 15:44:45.000000000 -0600
+++ source/drivers/md/dm-mpath.c 2004-01-16 09:44:40.000000000 -0600
@@ -313,8 +313,8 @@
/*-----------------------------------------------------------------
* Constructor/argument parsing:
- * <poll interval??> [<priority> <selector> <selector args>
- * <num paths> [<path> <arg>]]
+ * <poll interval> <num priority groups> [<priority> <selector>
+ * <num selector args> <num paths> [<path> [<arg>]* ]+ ]+
*---------------------------------------------------------------*/
struct param {
unsigned min;
@@ -535,9 +535,10 @@
/* target parameters */
static struct param _params[] = {
{1, 60 * 60, ESTR("invalid path test interval")},
+ {1, 1024, ESTR("invalid number of priority groups")},
};
- int r;
+ int r, pg_count;
struct multipath *m;
struct arg_set as;
@@ -554,6 +555,10 @@
if (r)
goto bad;
+ r = read_param(_params + 1, shift(&as), &pg_count, &ti->error);
+ if (r)
+ goto bad;
+
/* parse the priority groups */
while (as.argc) {
struct priority_group *pg;
More information about the dm-devel
mailing list