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rbd: pull rbd_img_request_create() dout out into the callers

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Make it more informative: log op_type, offset and length for block
layer requests and initiating obj_req for child requests.

Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
This commit is contained in:
Ilya Dryomov 2019-08-30 17:31:06 +02:00
parent 71a228bc8d
commit 21ed05a8ba
1 changed files with 6 additions and 2 deletions
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8
drivers/block/rbd.c
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@ -1754,8 +1754,6 @@ static struct rbd_img_request *rbd_img_request_create(
mutex_init(&img_request->state_mutex);
kref_init(&img_request->kref);
dout("%s: rbd_dev %p %s -> img %p\n", __func__, rbd_dev,
obj_op_name(op_type), img_request);
return img_request;
}
@ -2944,6 +2942,9 @@ static int rbd_obj_read_from_parent(struct rbd_obj_request *obj_req)
__set_bit(IMG_REQ_CHILD, &child_img_req->flags);
child_img_req->obj_request = obj_req;
dout("%s child_img_req %p for obj_req %p\n", __func__, child_img_req,
obj_req);
if (!rbd_img_is_write(img_req)) {
switch (img_req->data_type) {
case OBJ_REQUEST_BIO:
@ -4877,6 +4878,9 @@ static void rbd_queue_workfn(struct work_struct *work)
img_request->rq = rq;
snapc = NULL; /* img_request consumes a ref */
dout("%s rbd_dev %p img_req %p %s %llu~%llu\n", __func__, rbd_dev,
img_request, obj_op_name(op_type), offset, length);
if (op_type == OBJ_OP_DISCARD || op_type == OBJ_OP_ZEROOUT)
result = rbd_img_fill_nodata(img_request, offset, length);
else