->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, 2 insertions, 2 deletions

diff --git a/fs/gfs2/file.c b/fs/gfs2/file.c
index ca932cd358d3..01b4c5b1bff8 100644
--- a/fs/gfs2/file.c
+++ b/fs/gfs2/file.c
@@ -1068,7 +1068,7 @@ const struct file_operations gfs2_file_fops = {
         .lock           = gfs2_lock,
         .flock          = gfs2_flock,
         .splice_read    = generic_file_splice_read,
-        .splice_write   = generic_file_splice_write,
+        .splice_write   = iter_file_splice_write,
         .setlease       = gfs2_setlease,
         .fallocate      = gfs2_fallocate,
 };
@@ -1098,7 +1098,7 @@ const struct file_operations gfs2_file_fops_nolock = {
         .release        = gfs2_release,
         .fsync          = gfs2_fsync,
         .splice_read    = generic_file_splice_read,
-        .splice_write   = generic_file_splice_write,
+        .splice_write   = iter_file_splice_write,
         .setlease       = generic_setlease,
         .fallocate      = gfs2_fallocate,
 };