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libceph: move ceph_file_layout helpers to ceph_fs.h 

Move ceph_file_layout helper macros and inline functions to ceph_fs.h.

Signed-off-by: Ilya Dryomov <ilya.dryomov@inktank.com>
Reviewed-by: Sage Weil <sage@inktank.com>
This commit is contained in:
Ilya Dryomov 2014-01-27 17:40:18 +02:00
parent 22116525ba
commit e8221464fc
2 changed files with 23 additions and 27 deletions
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23
include/linux/ceph/ceph_fs.h
View File

@ -53,6 +53,29 @@ struct ceph_file_layout {
__le32 fl_pg_pool; /* namespace, crush ruleset, rep level */
} __attribute__ ((packed));
#define ceph_file_layout_su(l) ((__s32)le32_to_cpu((l).fl_stripe_unit))
#define ceph_file_layout_stripe_count(l) \
((__s32)le32_to_cpu((l).fl_stripe_count))
#define ceph_file_layout_object_size(l) ((__s32)le32_to_cpu((l).fl_object_size))
#define ceph_file_layout_cas_hash(l) ((__s32)le32_to_cpu((l).fl_cas_hash))
#define ceph_file_layout_object_su(l) \
((__s32)le32_to_cpu((l).fl_object_stripe_unit))
#define ceph_file_layout_pg_pool(l) \
((__s32)le32_to_cpu((l).fl_pg_pool))
static inline unsigned ceph_file_layout_stripe_width(struct ceph_file_layout *l)
{
return le32_to_cpu(l->fl_stripe_unit) *
le32_to_cpu(l->fl_stripe_count);
}
/* "period" == bytes before i start on a new set of objects */
static inline unsigned ceph_file_layout_period(struct ceph_file_layout *l)
{
return le32_to_cpu(l->fl_object_size) *
le32_to_cpu(l->fl_stripe_count);
}
#define CEPH_MIN_STRIPE_UNIT 65536
int ceph_file_layout_is_valid(const struct ceph_file_layout *layout);

27
include/linux/ceph/osdmap.h
View File

@ -72,33 +72,6 @@ struct ceph_osdmap {
struct crush_map *crush;
};
/*
* file layout helpers
*/
#define ceph_file_layout_su(l) ((__s32)le32_to_cpu((l).fl_stripe_unit))
#define ceph_file_layout_stripe_count(l) \
((__s32)le32_to_cpu((l).fl_stripe_count))
#define ceph_file_layout_object_size(l) ((__s32)le32_to_cpu((l).fl_object_size))
#define ceph_file_layout_cas_hash(l) ((__s32)le32_to_cpu((l).fl_cas_hash))
#define ceph_file_layout_object_su(l) \
((__s32)le32_to_cpu((l).fl_object_stripe_unit))
#define ceph_file_layout_pg_pool(l) \
((__s32)le32_to_cpu((l).fl_pg_pool))
static inline unsigned ceph_file_layout_stripe_width(struct ceph_file_layout *l)
{
return le32_to_cpu(l->fl_stripe_unit) *
le32_to_cpu(l->fl_stripe_count);
}
/* "period" == bytes before i start on a new set of objects */
static inline unsigned ceph_file_layout_period(struct ceph_file_layout *l)
{
return le32_to_cpu(l->fl_object_size) *
le32_to_cpu(l->fl_stripe_count);
}
static inline int ceph_osd_is_up(struct ceph_osdmap *map, int osd)
{
return (osd < map->max_osd) && (map->osd_state[osd] & CEPH_OSD_UP);