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authorNeilBrown <neilb@suse.de>2011-04-18 18:25:41 +1000
committerNeilBrown <neilb@suse.de>2011-04-18 18:25:41 +1000
commitaf1db72d8b340f97ad12b60175afdef43e6f0e60 (patch)
treec6f3d18bda596d136fdf9f7ba9e2a2ed1fdedc3b
parente1dfa0a29737142c32f00a3bac0f609dc85b4a82 (diff)
md/dm - remove remains of plug_fn callback.
Now that unplugging is done differently, the unplug_fn callback is never called, so it can be completely discarded. Signed-off-by: NeilBrown <neilb@suse.de>
-rw-r--r--drivers/md/dm-raid.c8
-rw-r--r--include/linux/device-mapper.h1
2 files changed, 0 insertions, 9 deletions
diff --git a/drivers/md/dm-raid.c b/drivers/md/dm-raid.c
index 5ef136cdba91..e5d8904fc8f6 100644
--- a/drivers/md/dm-raid.c
+++ b/drivers/md/dm-raid.c
@@ -390,13 +390,6 @@ static int raid_is_congested(struct dm_target_callbacks *cb, int bits)
return md_raid5_congested(&rs->md, bits);
}
-static void raid_unplug(struct dm_target_callbacks *cb)
-{
- struct raid_set *rs = container_of(cb, struct raid_set, callbacks);
-
- md_raid5_kick_device(rs->md.private);
-}
-
/*
* Construct a RAID4/5/6 mapping:
* Args:
@@ -487,7 +480,6 @@ static int raid_ctr(struct dm_target *ti, unsigned argc, char **argv)
}
rs->callbacks.congested_fn = raid_is_congested;
- rs->callbacks.unplug_fn = raid_unplug;
dm_table_add_target_callbacks(ti->table, &rs->callbacks);
return 0;
diff --git a/include/linux/device-mapper.h b/include/linux/device-mapper.h
index e2768834f397..32a4423710f5 100644
--- a/include/linux/device-mapper.h
+++ b/include/linux/device-mapper.h
@@ -197,7 +197,6 @@ struct dm_target {
struct dm_target_callbacks {
struct list_head list;
int (*congested_fn) (struct dm_target_callbacks *, int);
- void (*unplug_fn)(struct dm_target_callbacks *);
};
int dm_register_target(struct target_type *t);