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Diffstat (limited to 'net/ceph/osdmap.c')
-rw-r--r--net/ceph/osdmap.c18
1 files changed, 5 insertions, 13 deletions
diff --git a/net/ceph/osdmap.c b/net/ceph/osdmap.c
index 911919320d2e..378471644501 100644
--- a/net/ceph/osdmap.c
+++ b/net/ceph/osdmap.c
@@ -1095,32 +1095,24 @@ EXPORT_SYMBOL(ceph_calc_file_object_mapping);
1095 * calculate an object layout (i.e. pgid) from an oid, 1095 * calculate an object layout (i.e. pgid) from an oid,
1096 * file_layout, and osdmap 1096 * file_layout, and osdmap
1097 */ 1097 */
1098int ceph_calc_object_layout(struct ceph_object_layout *ol, 1098int ceph_calc_object_layout(struct ceph_pg *pg,
1099 const char *oid, 1099 const char *oid,
1100 struct ceph_file_layout *fl, 1100 struct ceph_file_layout *fl,
1101 struct ceph_osdmap *osdmap) 1101 struct ceph_osdmap *osdmap)
1102{ 1102{
1103 unsigned int num, num_mask; 1103 unsigned int num, num_mask;
1104 struct ceph_pg pgid;
1105 struct ceph_pg_pool_info *pool; 1104 struct ceph_pg_pool_info *pool;
1106 1105
1107 BUG_ON(!osdmap); 1106 BUG_ON(!osdmap);
1108 1107 pg->pool = le32_to_cpu(fl->fl_pg_pool);
1109 pgid.pool = le32_to_cpu(fl->fl_pg_pool); 1108 pool = __lookup_pg_pool(&osdmap->pg_pools, pg->pool);
1110 pool = __lookup_pg_pool(&osdmap->pg_pools, pgid.pool);
1111 if (!pool) 1109 if (!pool)
1112 return -EIO; 1110 return -EIO;
1113 pgid.seed = ceph_str_hash(pool->object_hash, oid, strlen(oid)); 1111 pg->seed = ceph_str_hash(pool->object_hash, oid, strlen(oid));
1114 num = pool->pg_num; 1112 num = pool->pg_num;
1115 num_mask = pool->pg_num_mask; 1113 num_mask = pool->pg_num_mask;
1116 1114
1117 dout("calc_object_layout '%s' pgid %lld.%x\n", oid, pgid.pool, 1115 dout("calc_object_layout '%s' pgid %lld.%x\n", oid, pg->pool, pg->seed);
1118 pgid.seed);
1119
1120 ol->ol_pgid.ps = cpu_to_le16(pgid.seed);
1121 ol->ol_pgid.pool = fl->fl_pg_pool;
1122 ol->ol_pgid.preferred = cpu_to_le16(-1);
1123 ol->ol_stripe_unit = fl->fl_object_stripe_unit;
1124 return 0; 1116 return 0;
1125} 1117}
1126EXPORT_SYMBOL(ceph_calc_object_layout); 1118EXPORT_SYMBOL(ceph_calc_object_layout);