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-rw-r--r--fs/block_dev.c12
1 files changed, 2 insertions, 10 deletions
diff --git a/fs/block_dev.c b/fs/block_dev.c
index 0f14309..bc8f27c 100644
--- a/fs/block_dev.c
+++ b/fs/block_dev.c
@@ -1154,14 +1154,6 @@ static int blkdev_close(struct inode * inode, struct file * filp)
return blkdev_put(bdev);
}
-static ssize_t blkdev_file_write(struct file *file, const char __user *buf,
- size_t count, loff_t *ppos)
-{
- struct iovec local_iov = { .iov_base = (void __user *)buf, .iov_len = count };
-
- return generic_file_write_nolock(file, &local_iov, 1, ppos);
-}
-
static long block_ioctl(struct file *file, unsigned cmd, unsigned long arg)
{
return blkdev_ioctl(file->f_mapping->host, file, cmd, arg);
@@ -1181,8 +1173,8 @@ const struct file_operations def_blk_fops = {
.open = blkdev_open,
.release = blkdev_close,
.llseek = block_llseek,
- .read = generic_file_read,
- .write = blkdev_file_write,
+ .read = do_sync_read,
+ .write = do_sync_write,
.aio_read = generic_file_aio_read,
.aio_write = generic_file_aio_write_nolock,
.mmap = generic_file_mmap,
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