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authorIlya Dryomov <ilya.dryomov@inktank.com>2014-03-24 17:12:46 +0200
committerSage Weil <sage@inktank.com>2014-04-04 21:08:07 -0700
commit246138fa6787db6f4016f26604fdc05dc9f95627 (patch)
treee0d4a76125ec16c1137ca555f2115a91155f89a1 /include/linux/ceph
parentddf3a21a03d0f01c5ba83deaecd2d0c381d5ef42 (diff)
downloadop-kernel-dev-246138fa6787db6f4016f26604fdc05dc9f95627.zip
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libceph: ceph_osd_{exists,is_up,is_down}(osd) definitions
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>
Diffstat (limited to 'include/linux/ceph')
-rw-r--r--include/linux/ceph/osdmap.h14
1 files changed, 13 insertions, 1 deletions
diff --git a/include/linux/ceph/osdmap.h b/include/linux/ceph/osdmap.h
index 6e030cb..0895797 100644
--- a/include/linux/ceph/osdmap.h
+++ b/include/linux/ceph/osdmap.h
@@ -125,9 +125,21 @@ static inline void ceph_oid_copy(struct ceph_object_id *dest,
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)
{
- 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)
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