From 7e0d574f2683a2346c978613a72ff07afc89b17a Mon Sep 17 00:00:00 2001 From: Bart Van Assche Date: Thu, 27 Apr 2017 10:11:23 -0700 Subject: 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 Reviewed-by: Hannes Reinecke Signed-off-by: Mike Snitzer --- include/linux/device-mapper.h | 14 ++++++++------ 1 file changed, 8 insertions(+), 6 deletions(-) (limited to 'include/linux') diff --git a/include/linux/device-mapper.h b/include/linux/device-mapper.h index 98f981026e4e..1ce4036224eb 100644 --- a/include/linux/device-mapper.h +++ b/include/linux/device-mapper.h @@ -22,11 +22,13 @@ struct bio_vec; /* * Type of table, mapped_device's mempool and request_queue */ -#define DM_TYPE_NONE 0 -#define DM_TYPE_BIO_BASED 1 -#define DM_TYPE_REQUEST_BASED 2 -#define DM_TYPE_MQ_REQUEST_BASED 3 -#define DM_TYPE_DAX_BIO_BASED 4 +enum dm_queue_mode { + DM_TYPE_NONE = 0, + DM_TYPE_BIO_BASED = 1, + DM_TYPE_REQUEST_BASED = 2, + DM_TYPE_MQ_REQUEST_BASED = 3, + DM_TYPE_DAX_BIO_BASED = 4, +}; typedef enum { STATUSTYPE_INFO, STATUSTYPE_TABLE } status_type_t; @@ -476,7 +478,7 @@ void dm_table_add_target_callbacks(struct dm_table *t, struct dm_target_callback * Useful for "hybrid" target (supports both bio-based * and 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); /* * Finally call this to make the table ready for use. -- cgit v1.2.3-59-g8ed1b