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nbd: replace printk KERN_ERR with dev_err()

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Signed-off-by: WANG Cong <amwang@redhat.com>
Cc: Paul Clements <Paul.Clements@steeleye.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Jens Axboe <jaxboe@fusionio.com>
This commit is contained in:
WANG Cong 2011-08-19 14:48:22 +02:00 committed by Jens Axboe
parent 1695b87f7d
commit 7f1b90f99a
1 changed files with 25 additions and 25 deletions
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50
drivers/block/nbd.c
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@ -158,8 +158,9 @@ static int sock_xmit(struct nbd_device *lo, int send, void *buf, int size,
sigset_t blocked, oldset;
if (unlikely(!sock)) {
printk(KERN_ERR "%s: Attempted %s on closed socket in sock_xmit\n",
lo->disk->disk_name, (send ? "send" : "recv"));
dev_err(disk_to_dev(lo->disk),
"Attempted %s on closed socket in sock_xmit\n",
(send ? "send" : "recv"));
return -EINVAL;
}
@ -250,8 +251,8 @@ static int nbd_send_req(struct nbd_device *lo, struct request *req)
result = sock_xmit(lo, 1, &request, sizeof(request),
(nbd_cmd(req) == NBD_CMD_WRITE) ? MSG_MORE : 0);
if (result <= 0) {
printk(KERN_ERR "%s: Send control failed (result %d)\n",
lo->disk->disk_name, result);
dev_err(disk_to_dev(lo->disk),
"Send control failed (result %d)\n", result);
goto error_out;
}
@ -270,8 +271,9 @@ static int nbd_send_req(struct nbd_device *lo, struct request *req)
lo->disk->disk_name, req, bvec->bv_len);
result = sock_send_bvec(lo, bvec, flags);
if (result <= 0) {
printk(KERN_ERR "%s: Send data failed (result %d)\n",
lo->disk->disk_name, result);
dev_err(disk_to_dev(lo->disk),
"Send data failed (result %d)\n",
result);
goto error_out;
}
}
@ -328,14 +330,13 @@ static struct request *nbd_read_stat(struct nbd_device *lo)
reply.magic = 0;
result = sock_xmit(lo, 0, &reply, sizeof(reply), MSG_WAITALL);
if (result <= 0) {
printk(KERN_ERR "%s: Receive control failed (result %d)\n",
lo->disk->disk_name, result);
dev_err(disk_to_dev(lo->disk),
"Receive control failed (result %d)\n", result);
goto harderror;
}
if (ntohl(reply.magic) != NBD_REPLY_MAGIC) {
printk(KERN_ERR "%s: Wrong magic (0x%lx)\n",
lo->disk->disk_name,
dev_err(disk_to_dev(lo->disk), "Wrong magic (0x%lx)\n",
(unsigned long)ntohl(reply.magic));
result = -EPROTO;
goto harderror;
@ -347,15 +348,15 @@ static struct request *nbd_read_stat(struct nbd_device *lo)
if (result != -ENOENT)
goto harderror;
printk(KERN_ERR "%s: Unexpected reply (%p)\n",
lo->disk->disk_name, reply.handle);
dev_err(disk_to_dev(lo->disk), "Unexpected reply (%p)\n",
reply.handle);
result = -EBADR;
goto harderror;
}
if (ntohl(reply.error)) {
printk(KERN_ERR "%s: Other side returned error (%d)\n",
lo->disk->disk_name, ntohl(reply.error));
dev_err(disk_to_dev(lo->disk), "Other side returned error (%d)\n",
ntohl(reply.error));
req->errors++;
return req;
}
@ -369,8 +370,8 @@ static struct request *nbd_read_stat(struct nbd_device *lo)
rq_for_each_segment(bvec, req, iter) {
result = sock_recv_bvec(lo, bvec);
if (result <= 0) {
printk(KERN_ERR "%s: Receive data failed (result %d)\n",
lo->disk->disk_name, result);
dev_err(disk_to_dev(lo->disk), "Receive data failed (result %d)\n",
result);
req->errors++;
return req;
}
@ -408,7 +409,7 @@ static int nbd_do_it(struct nbd_device *lo)
lo->pid = task_pid_nr(current);
ret = device_create_file(disk_to_dev(lo->disk), &pid_attr);
if (ret) {
printk(KERN_ERR "nbd: device_create_file failed!");
dev_err(disk_to_dev(lo->disk), "device_create_file failed!\n");
lo->pid = 0;
return ret;
}
@ -457,8 +458,8 @@ static void nbd_handle_req(struct nbd_device *lo, struct request *req)
if (rq_data_dir(req) == WRITE) {
nbd_cmd(req) = NBD_CMD_WRITE;
if (lo->flags & NBD_READ_ONLY) {
printk(KERN_ERR "%s: Write on read-only\n",
lo->disk->disk_name);
dev_err(disk_to_dev(lo->disk),
"Write on read-only\n");
goto error_out;
}
}
@ -468,16 +469,15 @@ static void nbd_handle_req(struct nbd_device *lo, struct request *req)
mutex_lock(&lo->tx_lock);
if (unlikely(!lo->sock)) {
mutex_unlock(&lo->tx_lock);
printk(KERN_ERR "%s: Attempted send on closed socket\n",
lo->disk->disk_name);
dev_err(disk_to_dev(lo->disk),
"Attempted send on closed socket\n");
goto error_out;
}
lo->active_req = req;
if (nbd_send_req(lo, req) != 0) {
printk(KERN_ERR "%s: Request send failed\n",
lo->disk->disk_name);
dev_err(disk_to_dev(lo->disk), "Request send failed\n");
req->errors++;
nbd_end_request(req);
} else {
@ -549,8 +549,8 @@ static void do_nbd_request(struct request_queue *q)
BUG_ON(lo->magic != LO_MAGIC);
if (unlikely(!lo->sock)) {
printk(KERN_ERR "%s: Attempted send on closed socket\n",
lo->disk->disk_name);
dev_err(disk_to_dev(lo->disk),
"Attempted send on closed socket\n");
req->errors++;
nbd_end_request(req);
spin_lock_irq(q->queue_lock);