->splice_write() via ->write_iter()

iter_file_splice_write() - a ->splice_write() instance that gathers the
pipe buffers, builds a bio_vec-based iov_iter covering those and feeds
it to ->write_iter().  A bunch of simple cases coverted to that...

[AV: fixed the braino spotted by Cyrill]

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

1 files changed, 1 insertions, 1 deletions

diff --git a/fs/block_dev.c b/fs/block_dev.c
index 4e36b8ea8aa4..e68e150b1b16 100644
--- a/fs/block_dev.c
+++ b/fs/block_dev.c
@@ -1583,7 +1583,7 @@ const struct file_operations def_blk_fops = {
         .compat_ioctl   = compat_blkdev_ioctl,
 #endif
         .splice_read    = generic_file_splice_read,
-        .splice_write   = generic_file_splice_write,
+        .splice_write   = iter_file_splice_write,
 };
 
 int ioctl_by_bdev(struct block_device *bdev, unsigned cmd, unsigned long arg)