diff options
Diffstat (limited to 'drivers/md/dm-mpath.c')
| -rw-r--r-- | drivers/md/dm-mpath.c | 26 |
1 files changed, 18 insertions, 8 deletions
diff --git a/drivers/md/dm-mpath.c b/drivers/md/dm-mpath.c index c3c514a9edbb..694aaca4eea2 100644 --- a/drivers/md/dm-mpath.c +++ b/drivers/md/dm-mpath.c @@ -1790,7 +1790,7 @@ static void multipath_resume(struct dm_target *ti) static void multipath_status(struct dm_target *ti, status_type_t type, unsigned status_flags, char *result, unsigned maxlen) { - int sz = 0; + int sz = 0, pg_counter, pgpath_counter; unsigned long flags; struct multipath *m = ti->private; struct priority_group *pg; @@ -1906,7 +1906,12 @@ static void multipath_status(struct dm_target *ti, status_type_t type, break; case STATUSTYPE_IMA: + sz = 0; /*reset the result pointer*/ + DMEMIT_TARGET_NAME_VERSION(ti->type); + DMEMIT(",nr_priority_groups=%u", m->nr_priority_groups); + + pg_counter = 0; list_for_each_entry(pg, &m->priority_groups, list) { if (pg->bypassed) state = 'D'; /* Disabled */ @@ -1914,21 +1919,26 @@ static void multipath_status(struct dm_target *ti, status_type_t type, state = 'A'; /* Currently Active */ else state = 'E'; /* Enabled */ - DMEMIT(",pg_state=%c", state); - DMEMIT(",nr_pgpaths=%u", pg->nr_pgpaths); - DMEMIT(",path_selector_name=%s", pg->ps.type->name); + DMEMIT(",pg_state_%d=%c", pg_counter, state); + DMEMIT(",nr_pgpaths_%d=%u", pg_counter, pg->nr_pgpaths); + DMEMIT(",path_selector_name_%d=%s", pg_counter, pg->ps.type->name); + pgpath_counter = 0; list_for_each_entry(p, &pg->pgpaths, list) { - DMEMIT(",path_name=%s,is_active=%c,fail_count=%u", - p->path.dev->name, p->is_active ? 'A' : 'F', - p->fail_count); + DMEMIT(",path_name_%d_%d=%s,is_active_%d_%d=%c,fail_count_%d_%d=%u", + pg_counter, pgpath_counter, p->path.dev->name, + pg_counter, pgpath_counter, p->is_active ? 'A' : 'F', + pg_counter, pgpath_counter, p->fail_count); if (pg->ps.type->status) { - DMEMIT(",path_selector_status="); + DMEMIT(",path_selector_status_%d_%d=", + pg_counter, pgpath_counter); sz += pg->ps.type->status(&pg->ps, &p->path, type, result + sz, maxlen - sz); } + pgpath_counter++; } + pg_counter++; } DMEMIT(";"); break; |