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authorYan, Zheng <zyan@redhat.com>2014-11-13 14:40:37 +0800
committerIlya Dryomov <idryomov@redhat.com>2014-12-17 20:09:52 +0300
commit715e4cd405cfd67bd058e410b3e599bab2072645 (patch)
tree20b4b1bf1fe86e7719f82c4804228e887592d832 /net
parent864e9197f10c77053bbaf12932f5b200bb4ed3c5 (diff)
libceph: specify position of extent operation
allow specifying position of extent operation in multi-operations osd request. This is required for cephfs to convert inline data to normal data (compare xattr, then write object). Signed-off-by: Yan, Zheng <zyan@redhat.com> Reviewed-by: Ilya Dryomov <idryomov@redhat.com>
Diffstat (limited to 'net')
-rw-r--r--net/ceph/osd_client.c19
1 files changed, 6 insertions, 13 deletions
diff --git a/net/ceph/osd_client.c b/net/ceph/osd_client.c
index af1b3ee195e9..53299c7b0ca4 100644
--- a/net/ceph/osd_client.c
+++ b/net/ceph/osd_client.c
@@ -753,7 +753,8 @@ static u64 osd_req_encode_op(struct ceph_osd_request *req,
struct ceph_osd_request *ceph_osdc_new_request(struct ceph_osd_client *osdc,
struct ceph_file_layout *layout,
struct ceph_vino vino,
- u64 off, u64 *plen, int num_ops,
+ u64 off, u64 *plen,
+ unsigned int which, int num_ops,
int opcode, int flags,
struct ceph_snap_context *snapc,
u32 truncate_seq,
@@ -785,7 +786,7 @@ struct ceph_osd_request *ceph_osdc_new_request(struct ceph_osd_client *osdc,
}
if (opcode == CEPH_OSD_OP_CREATE || opcode == CEPH_OSD_OP_DELETE) {
- osd_req_op_init(req, 0, opcode);
+ osd_req_op_init(req, which, opcode);
} else {
u32 object_size = le32_to_cpu(layout->fl_object_size);
u32 object_base = off - objoff;
@@ -798,17 +799,9 @@ struct ceph_osd_request *ceph_osdc_new_request(struct ceph_osd_client *osdc,
truncate_size = object_size;
}
}
-
- osd_req_op_extent_init(req, 0, opcode, objoff, objlen,
+ osd_req_op_extent_init(req, which, opcode, objoff, objlen,
truncate_size, truncate_seq);
}
- /*
- * A second op in the ops array means the caller wants to
- * also issue a include a 'startsync' command so that the
- * osd will flush data quickly.
- */
- if (num_ops > 1)
- osd_req_op_init(req, 1, CEPH_OSD_OP_STARTSYNC);
req->r_base_oloc.pool = ceph_file_layout_pg_pool(*layout);
@@ -2675,7 +2668,7 @@ int ceph_osdc_readpages(struct ceph_osd_client *osdc,
dout("readpages on ino %llx.%llx on %llu~%llu\n", vino.ino,
vino.snap, off, *plen);
- req = ceph_osdc_new_request(osdc, layout, vino, off, plen, 1,
+ req = ceph_osdc_new_request(osdc, layout, vino, off, plen, 0, 1,
CEPH_OSD_OP_READ, CEPH_OSD_FLAG_READ,
NULL, truncate_seq, truncate_size,
false);
@@ -2718,7 +2711,7 @@ int ceph_osdc_writepages(struct ceph_osd_client *osdc, struct ceph_vino vino,
int page_align = off & ~PAGE_MASK;
BUG_ON(vino.snap != CEPH_NOSNAP); /* snapshots aren't writeable */
- req = ceph_osdc_new_request(osdc, layout, vino, off, &len, 1,
+ req = ceph_osdc_new_request(osdc, layout, vino, off, &len, 0, 1,
CEPH_OSD_OP_WRITE,
CEPH_OSD_FLAG_ONDISK | CEPH_OSD_FLAG_WRITE,
snapc, truncate_seq, truncate_size,