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authorKiyoshi Ueda <k-ueda@ct.jp.nec.com>2008-10-10 13:36:58 +0100
committerAlasdair G Kergon <agk@redhat.com>2008-10-10 13:36:58 +0100
commit6680073d3ec7c6dbdbf77870bf1fea869767d779 (patch)
tree3e5417645e04b4e33feaec38e73f2e54509d16d0 /drivers/md
parent01460f3520c100010aacc8f8500cafcb17ce4665 (diff)
dm mpath: remove is_active from struct dm_path
This patch moves 'is_active' from struct dm_path to struct pgpath as it does not need exporting. Signed-off-by: Kiyoshi Ueda <k-ueda@ct.jp.nec.com> Signed-off-by: Jun'ichi Nomura <j-nomura@ce.jp.nec.com> Signed-off-by: Alasdair G Kergon <agk@redhat.com>
Diffstat (limited to 'drivers/md')
-rw-r--r--drivers/md/dm-mpath.c13
-rw-r--r--drivers/md/dm-mpath.h2
2 files changed, 7 insertions, 8 deletions
diff --git a/drivers/md/dm-mpath.c b/drivers/md/dm-mpath.c
index c2ff77d77a5e..b2ab8489d0eb 100644
--- a/drivers/md/dm-mpath.c
+++ b/drivers/md/dm-mpath.c
@@ -30,6 +30,7 @@ struct pgpath {
struct list_head list;
struct priority_group *pg; /* Owning PG */
+ unsigned is_active; /* Path status */
unsigned fail_count; /* Cumulative failure count */
struct dm_path path;
@@ -123,7 +124,7 @@ static struct pgpath *alloc_pgpath(void)
struct pgpath *pgpath = kzalloc(sizeof(*pgpath), GFP_KERNEL);
if (pgpath)
- pgpath->path.is_active = 1;
+ pgpath->is_active = 1;
return pgpath;
}
@@ -854,13 +855,13 @@ static int fail_path(struct pgpath *pgpath)
spin_lock_irqsave(&m->lock, flags);
- if (!pgpath->path.is_active)
+ if (!pgpath->is_active)
goto out;
DMWARN("Failing path %s.", pgpath->path.dev->name);
pgpath->pg->ps.type->fail_path(&pgpath->pg->ps, &pgpath->path);
- pgpath->path.is_active = 0;
+ pgpath->is_active = 0;
pgpath->fail_count++;
m->nr_valid_paths--;
@@ -890,7 +891,7 @@ static int reinstate_path(struct pgpath *pgpath)
spin_lock_irqsave(&m->lock, flags);
- if (pgpath->path.is_active)
+ if (pgpath->is_active)
goto out;
if (!pgpath->pg->ps.type->reinstate_path) {
@@ -904,7 +905,7 @@ static int reinstate_path(struct pgpath *pgpath)
if (r)
goto out;
- pgpath->path.is_active = 1;
+ pgpath->is_active = 1;
m->current_pgpath = NULL;
if (!m->nr_valid_paths++ && m->queue_size)
@@ -1292,7 +1293,7 @@ static int multipath_status(struct dm_target *ti, status_type_t type,
list_for_each_entry(p, &pg->pgpaths, list) {
DMEMIT("%s %s %u ", p->path.dev->name,
- p->path.is_active ? "A" : "F",
+ p->is_active ? "A" : "F",
p->fail_count);
if (pg->ps.type->status)
sz += pg->ps.type->status(&pg->ps,
diff --git a/drivers/md/dm-mpath.h b/drivers/md/dm-mpath.h
index c198b856a452..e230f7196259 100644
--- a/drivers/md/dm-mpath.h
+++ b/drivers/md/dm-mpath.h
@@ -13,8 +13,6 @@ struct dm_dev;
struct dm_path {
struct dm_dev *dev; /* Read-only */
- unsigned is_active; /* Read-only */
-
void *pscontext; /* For path-selector use */
};