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| author |   Bart Van Assche <bart.vanassche@sandisk.com> | 2017-04-27 10:11:23 -0700 |
|---|---|---|
| committer |   Mike Snitzer <snitzer@redhat.com> | 2017-04-27 17:08:44 -0400 |
| commit | 7e0d574f2683a2346c978613a72ff07afc89b17a (patch) | |
| tree | f1b83fd5151b6f364b01b25950b174914205acc4 /drivers/md/dm-table.c | |
| parent | dm mpath: verify __pg_init_all_paths locking assumptions at runtime (diff) | |
| download | linux-dev-7e0d574f2683a2346c978613a72ff07afc89b17a.tar.xz linux-dev-7e0d574f2683a2346c978613a72ff07afc89b17a.zip | |
dm: introduce enum dm_queue_mode to cleanup related code
Introduce an enumeration type for the queue mode. This patch does
not change any functionality but makes the DM code easier to read.
Signed-off-by: Bart Van Assche <bart.vanassche@sandisk.com>
Reviewed-by: Hannes Reinecke <hare@suse.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
Diffstat (limited to '')
| -rw-r--r-- | drivers/md/dm-table.c | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/drivers/md/dm-table.c b/drivers/md/dm-table.c index 515136f29115..a02a04829156 100644 --- a/drivers/md/dm-table.c +++ b/drivers/md/dm-table.c @@ -30,7 +30,7 @@ struct dm_table { struct mapped_device *md; - unsigned type; + enum dm_queue_mode type; /* btree table */ unsigned int depth; @@ -825,19 +825,19 @@ void dm_consume_args(struct dm_arg_set *as, unsigned num_args) } EXPORT_SYMBOL(dm_consume_args); -static bool __table_type_bio_based(unsigned table_type) +static bool __table_type_bio_based(enum dm_queue_mode table_type) { return (table_type == DM_TYPE_BIO_BASED || table_type == DM_TYPE_DAX_BIO_BASED); } -static bool __table_type_request_based(unsigned table_type) +static bool __table_type_request_based(enum dm_queue_mode table_type) { return (table_type == DM_TYPE_REQUEST_BASED || table_type == DM_TYPE_MQ_REQUEST_BASED); } -void dm_table_set_type(struct dm_table *t, unsigned type) +void dm_table_set_type(struct dm_table *t, enum dm_queue_mode type) { t->type = type; } @@ -879,7 +879,7 @@ static int dm_table_determine_type(struct dm_table *t) struct dm_target *tgt; struct dm_dev_internal *dd; struct list_head *devices = dm_table_get_devices(t); - unsigned live_md_type = dm_get_md_type(t->md); + enum dm_queue_mode live_md_type = dm_get_md_type(t->md); if (t->type != DM_TYPE_NONE) { /* target already set the table's type */ @@ -988,7 +988,7 @@ verify_rq_based: return 0; } -unsigned dm_table_get_type(struct dm_table *t) +enum dm_queue_mode dm_table_get_type(struct dm_table *t) { return t->type; } @@ -1039,7 +1039,7 @@ bool dm_table_all_blk_mq_devices(struct dm_table *t) static int dm_table_alloc_md_mempools(struct dm_table *t, struct mapped_device *md) { - unsigned type = dm_table_get_type(t); + enum dm_queue_mode type = dm_table_get_type(t); unsigned per_io_data_size = 0; struct dm_target *tgt; unsigned i; |