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ceph: make logical calculation functions return bool

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This patch makes serverl logical caculation functions return bool to
improve readability due to these particular functions only using 0/1
as their return value.

No functional change.

Signed-off-by: Zhang Zhuoyu <zhangzhuoyu@cmss.chinamobile.com>
This commit is contained in:
Zhang Zhuoyu 2016-03-25 05:18:39 -04:00 • committed by Ilya Dryomov
parent 224a7542b8
commit 3b33f692c8
6 changed files with 9 additions and 9 deletions
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6
include/linux/ceph/osdmap.h
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@ -172,19 +172,19 @@ struct ceph_osdmap {
int crush_scratch_ary[CEPH_PG_MAX_SIZE * 3];
};
static inline int ceph_osd_exists(struct ceph_osdmap *map, int osd)
static inline bool 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 bool ceph_osd_is_up(struct ceph_osdmap *map, int osd)
{
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)
static inline bool ceph_osd_is_down(struct ceph_osdmap *map, int osd)
{
return !ceph_osd_is_up(map, osd);
}