diff options
| author | Alasdair G Kergon <agk@redhat.com> | 2007-07-12 20:26:32 +0400 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-07-13 02:01:08 +0400 |
| commit | 028867ac28e51afc834a5931e7545c022557eded (patch) | |
| tree | 0a268776ac68f26c86a28416b35a60ab54e3fb94 /drivers/md/dm-mpath.c | |
| parent | 79e15ae424afa0a40b1a0c4478046d6ba0b71e20 (diff) | |
| download | linux-028867ac28e51afc834a5931e7545c022557eded.tar.xz | |
dm: use kmem_cache macro
Use new KMEM_CACHE() macro and make the newly-exposed structure names more
meaningful. Also remove some superfluous casts and inlines (let a modern
compiler be the judge).
Acked-by: Christoph Lameter <clameter@sgi.com>
Signed-off-by: Alasdair G Kergon <agk@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/md/dm-mpath.c')
| -rw-r--r-- | drivers/md/dm-mpath.c | 23 |
1 files changed, 11 insertions, 12 deletions
diff --git a/drivers/md/dm-mpath.c b/drivers/md/dm-mpath.c index de54b39e6ffe..c0950a0b5312 100644 --- a/drivers/md/dm-mpath.c +++ b/drivers/md/dm-mpath.c @@ -83,7 +83,7 @@ struct multipath { struct work_struct trigger_event; /* - * We must use a mempool of mpath_io structs so that we + * We must use a mempool of dm_mpath_io structs so that we * can resubmit bios on error. */ mempool_t *mpio_pool; @@ -92,7 +92,7 @@ struct multipath { /* * Context information attached to each bio we process. */ -struct mpath_io { +struct dm_mpath_io { struct pgpath *pgpath; struct dm_bio_details details; }; @@ -122,7 +122,7 @@ static struct pgpath *alloc_pgpath(void) return pgpath; } -static inline void free_pgpath(struct pgpath *pgpath) +static void free_pgpath(struct pgpath *pgpath) { kfree(pgpath); } @@ -299,8 +299,8 @@ static int __must_push_back(struct multipath *m) dm_noflush_suspending(m->ti)); } -static int map_io(struct multipath *m, struct bio *bio, struct mpath_io *mpio, - unsigned was_queued) +static int map_io(struct multipath *m, struct bio *bio, + struct dm_mpath_io *mpio, unsigned was_queued) { int r = DM_MAPIO_REMAPPED; unsigned long flags; @@ -374,7 +374,7 @@ static void dispatch_queued_ios(struct multipath *m) int r; unsigned long flags; struct bio *bio = NULL, *next; - struct mpath_io *mpio; + struct dm_mpath_io *mpio; union map_info *info; spin_lock_irqsave(&m->lock, flags); @@ -795,7 +795,7 @@ static int multipath_map(struct dm_target *ti, struct bio *bio, union map_info *map_context) { int r; - struct mpath_io *mpio; + struct dm_mpath_io *mpio; struct multipath *m = (struct multipath *) ti->private; if (bio_barrier(bio)) @@ -1014,7 +1014,7 @@ void dm_pg_init_complete(struct dm_path *path, unsigned err_flags) * end_io handling */ static int do_end_io(struct multipath *m, struct bio *bio, - int error, struct mpath_io *mpio) + int error, struct dm_mpath_io *mpio) { struct hw_handler *hwh = &m->hw_handler; unsigned err_flags = MP_FAIL_PATH; /* Default behavior */ @@ -1075,8 +1075,8 @@ static int do_end_io(struct multipath *m, struct bio *bio, static int multipath_end_io(struct dm_target *ti, struct bio *bio, int error, union map_info *map_context) { - struct multipath *m = (struct multipath *) ti->private; - struct mpath_io *mpio = (struct mpath_io *) map_context->ptr; + struct multipath *m = ti->private; + struct dm_mpath_io *mpio = map_context->ptr; struct pgpath *pgpath = mpio->pgpath; struct path_selector *ps; int r; @@ -1346,8 +1346,7 @@ static int __init dm_multipath_init(void) int r; /* allocate a slab for the dm_ios */ - _mpio_cache = kmem_cache_create("dm_mpath", sizeof(struct mpath_io), - 0, 0, NULL, NULL); + _mpio_cache = KMEM_CACHE(dm_mpath_io, 0); if (!_mpio_cache) return -ENOMEM; |