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libceph: introduce ceph_osd_request_target, calc_target()

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Introduce ceph_osd_request_target, containing all mapping-related
fields of ceph_osd_request and calc_target() for calculating mappings
and populating it.

Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
This commit is contained in:
Ilya Dryomov
2016-04-28 16:07:23 +02:00
parent 04812acf57
commit 63244fa123
7 changed files with 340 additions and 4 deletions
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2
fs/ceph/addr.c
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@@ -1774,7 +1774,7 @@ static int __ceph_pool_perm_get(struct ceph_inode_info *ci, u32 pool)
wr_req->r_flags = CEPH_OSD_FLAG_WRITE |
CEPH_OSD_FLAG_ACK | CEPH_OSD_FLAG_ONDISK;
osd_req_op_init(wr_req, 0, CEPH_OSD_OP_CREATE, CEPH_OSD_OP_FLAG_EXCL);
wr_req->r_base_oloc.pool = pool;
ceph_oloc_copy(&wr_req->r_base_oloc, &rd_req->r_base_oloc);
ceph_oid_copy(&wr_req->r_base_oid, &rd_req->r_base_oid);
err = ceph_osdc_alloc_messages(wr_req, GFP_NOFS);