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path: root/drivers/block/nbd.c
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Diffstat (limited to 'drivers/block/nbd.c')
-rw-r--r--drivers/block/nbd.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/block/nbd.c b/drivers/block/nbd.c
index 16c3c86..0daa422 100644
--- a/drivers/block/nbd.c
+++ b/drivers/block/nbd.c
@@ -24,6 +24,7 @@
#include <linux/errno.h>
#include <linux/file.h>
#include <linux/ioctl.h>
+#include <linux/smp_lock.h>
#include <linux/compiler.h>
#include <linux/err.h>
#include <linux/kernel.h>
@@ -448,7 +449,7 @@ static void nbd_clear_que(struct nbd_device *lo)
static void nbd_handle_req(struct nbd_device *lo, struct request *req)
{
- if (!blk_fs_request(req))
+ if (req->cmd_type != REQ_TYPE_FS)
goto error_out;
nbd_cmd(req) = NBD_CMD_READ;
@@ -716,9 +717,11 @@ static int nbd_ioctl(struct block_device *bdev, fmode_t mode,
dprintk(DBG_IOCTL, "%s: nbd_ioctl cmd=%s(0x%x) arg=%lu\n",
lo->disk->disk_name, ioctl_cmd_to_ascii(cmd), cmd, arg);
+ lock_kernel();
mutex_lock(&lo->tx_lock);
error = __nbd_ioctl(bdev, lo, cmd, arg);
mutex_unlock(&lo->tx_lock);
+ unlock_kernel();
return error;
}
@@ -726,7 +729,7 @@ static int nbd_ioctl(struct block_device *bdev, fmode_t mode,
static const struct block_device_operations nbd_fops =
{
.owner = THIS_MODULE,
- .locked_ioctl = nbd_ioctl,
+ .ioctl = nbd_ioctl,
};
/*
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