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libceph: ceph_osd_{exists,is_up,is_down}(osd) definitions

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Sync up with ceph.git definitions.  Bring in ceph_osd_is_down().

Signed-off-by: Ilya Dryomov <ilya.dryomov@inktank.com>
Reviewed-by: Alex Elder <elder@linaro.org>
This commit is contained in:
Ilya Dryomov
2014-03-24 17:12:46 +02:00
committed by Sage Weil
parent ddf3a21a03
commit 246138fa67
1 changed files with 13 additions and 1 deletions
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14
include/linux/ceph/osdmap.h
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@@ -125,9 +125,21 @@ static inline void ceph_oid_copy(struct ceph_object_id *dest,
dest->name_len = src->name_len; dest->name_len = src->name_len;
} }
static inline int ceph_osd_exists(struct ceph_osdmap *map, int osd)
{
return osd >= 0 && osd < map->max_osd &&
(map->osd_state[osd] & CEPH_OSD_EXISTS);
}
static inline int ceph_osd_is_up(struct ceph_osdmap *map, int osd) 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); return ceph_osd_exists(map, osd) &&
(map->osd_state[osd] & CEPH_OSD_UP);
}
static inline int ceph_osd_is_down(struct ceph_osdmap *map, int osd)
{
return !ceph_osd_is_up(map, osd);
} }
static inline bool ceph_osdmap_flag(struct ceph_osdmap *map, int flag) static inline bool ceph_osdmap_flag(struct ceph_osdmap *map, int flag)