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| author | Ilya Dryomov <idryomov@gmail.com> | 2016-04-28 16:07:25 +0200 |
|---|---|---|
| committer | Ilya Dryomov <idryomov@gmail.com> | 2016-05-26 00:36:29 +0200 |
| commit | e5253a7bde13788d9dc75f42eb47ea119af5609f (patch) | |
| tree | e5b05eeccbaf93c644cd1bbbb26bb0a9033958e8 /net/ceph/osdmap.c | |
| parent | fbca963532eba779bffa14c70d1dc619e6bfa16d (diff) | |
| download | linux-e5253a7bde13788d9dc75f42eb47ea119af5609f.tar.bz2 | |
libceph: allocate dummy osdmap in ceph_osdc_init()
This leads to a simpler osdmap handling code, particularly when dealing
with pi->was_full, which is introduced in a later commit.
Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
Diffstat (limited to 'net/ceph/osdmap.c')
| -rw-r--r-- | net/ceph/osdmap.c | 23 |
1 files changed, 18 insertions, 5 deletions
diff --git a/net/ceph/osdmap.c b/net/ceph/osdmap.c index 7d4a5b43085e..cde52e94732f 100644 --- a/net/ceph/osdmap.c +++ b/net/ceph/osdmap.c @@ -707,6 +707,23 @@ bad: /* * osd map */ +struct ceph_osdmap *ceph_osdmap_alloc(void) +{ + struct ceph_osdmap *map; + + map = kzalloc(sizeof(*map), GFP_NOIO); + if (!map) + return NULL; + + map->pg_pools = RB_ROOT; + map->pool_max = -1; + map->pg_temp = RB_ROOT; + map->primary_temp = RB_ROOT; + mutex_init(&map->crush_scratch_mutex); + + return map; +} + void ceph_osdmap_destroy(struct ceph_osdmap *map) { dout("osdmap_destroy %p\n", map); @@ -1230,14 +1247,10 @@ struct ceph_osdmap *ceph_osdmap_decode(void **p, void *end) struct ceph_osdmap *map; int ret; - map = kzalloc(sizeof(*map), GFP_NOFS); + map = ceph_osdmap_alloc(); if (!map) return ERR_PTR(-ENOMEM); - map->pg_temp = RB_ROOT; - map->primary_temp = RB_ROOT; - mutex_init(&map->crush_scratch_mutex); - ret = osdmap_decode(p, end, map); if (ret) { ceph_osdmap_destroy(map); |