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rbd: factor out rbd_osd_setup_copyup() 

Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
Reviewed-by: Dongsheng Yang <dongsheng.yang@easystack.cn>
This commit is contained in:
Ilya Dryomov 2019-05-29 16:53:14 +02:00
parent bcbab1db6c
commit b5ae8cbc6e
1 changed files with 17 additions and 12 deletions
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29
drivers/block/rbd.c
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@ -1861,6 +1861,21 @@ static int rbd_osd_setup_stat(struct ceph_osd_request *osd_req, int which)
return 0;
}
static int rbd_osd_setup_copyup(struct ceph_osd_request *osd_req, int which,
u32 bytes)
{
struct rbd_obj_request *obj_req = osd_req->r_priv;
int ret;
ret = osd_req_op_cls_init(osd_req, which, "rbd", "copyup");
if (ret)
return ret;
osd_req_op_cls_request_data_bvecs(osd_req, which, obj_req->copyup_bvecs,
obj_req->copyup_bvec_count, bytes);
return 0;
}
static int count_write_ops(struct rbd_obj_request *obj_req)
{
return 2; /* setallochint + write/writefull */
@ -2560,14 +2575,10 @@ static int rbd_obj_issue_copyup_empty_snapc(struct rbd_obj_request *obj_req,
if (IS_ERR(osd_req))
return PTR_ERR(osd_req);
ret = osd_req_op_cls_init(osd_req, 0, "rbd", "copyup");
ret = rbd_osd_setup_copyup(osd_req, 0, bytes);
if (ret)
return ret;
osd_req_op_cls_request_data_bvecs(osd_req, 0,
obj_req->copyup_bvecs,
obj_req->copyup_bvec_count,
bytes);
rbd_osd_format_write(osd_req);
ret = ceph_osdc_alloc_messages(osd_req, GFP_NOIO);
@ -2604,15 +2615,9 @@ static int rbd_obj_issue_copyup_ops(struct rbd_obj_request *obj_req, u32 bytes)
return PTR_ERR(osd_req);
if (bytes != MODS_ONLY) {
ret = osd_req_op_cls_init(osd_req, which, "rbd",
"copyup");
ret = rbd_osd_setup_copyup(osd_req, which++, bytes);
if (ret)
return ret;
osd_req_op_cls_request_data_bvecs(osd_req, which++,
obj_req->copyup_bvecs,
obj_req->copyup_bvec_count,
bytes);
}
switch (img_req->op_type) {