summary refs log tree commit diff
path: root/fs/gfs2
diff options
context:
space:
mode:
authorAl Viro <viro@zeniv.linux.org.uk>2016-09-22 23:35:42 -0400
committerAl Viro <viro@zeniv.linux.org.uk>2016-10-05 18:23:56 -0400
commit82c156f853840645604acd7c2cebcb75ed1b6652 (patch)
tree19d74fbaafb300aa05523ad0ecb60f24f82c5d1f /fs/gfs2
parent241699cd72a8489c9446ae3910ddd243e9b9061b (diff)
downloadlinux-82c156f853840645604acd7c2cebcb75ed1b6652.tar.gz
switch generic_file_splice_read() to use of ->read_iter()
... and kill the ->splice_read() instances that can be switched to it

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/gfs2')
-rw-r--r--fs/gfs2/file.c28
1 files changed, 2 insertions, 26 deletions
diff --git a/fs/gfs2/file.c b/fs/gfs2/file.c
index 320e65e61938..7016a6a7f3c6 100644
--- a/fs/gfs2/file.c
+++ b/fs/gfs2/file.c
@@ -954,30 +954,6 @@ out_uninit:
 	return ret;
 }
 
-static ssize_t gfs2_file_splice_read(struct file *in, loff_t *ppos,
-				     struct pipe_inode_info *pipe, size_t len,
-				     unsigned int flags)
-{
-	struct inode *inode = in->f_mapping->host;
-	struct gfs2_inode *ip = GFS2_I(inode);
-	struct gfs2_holder gh;
-	int ret;
-
-	inode_lock(inode);
-
-	ret = gfs2_glock_nq_init(ip->i_gl, LM_ST_SHARED, 0, &gh);
-	if (ret) {
-		inode_unlock(inode);
-		return ret;
-	}
-
-	gfs2_glock_dq_uninit(&gh);
-	inode_unlock(inode);
-
-	return generic_file_splice_read(in, ppos, pipe, len, flags);
-}
-
-
 static ssize_t gfs2_file_splice_write(struct pipe_inode_info *pipe,
 				      struct file *out, loff_t *ppos,
 				      size_t len, unsigned int flags)
@@ -1140,7 +1116,7 @@ const struct file_operations gfs2_file_fops = {
 	.fsync		= gfs2_fsync,
 	.lock		= gfs2_lock,
 	.flock		= gfs2_flock,
-	.splice_read	= gfs2_file_splice_read,
+	.splice_read	= generic_file_splice_read,
 	.splice_write	= gfs2_file_splice_write,
 	.setlease	= simple_nosetlease,
 	.fallocate	= gfs2_fallocate,
@@ -1168,7 +1144,7 @@ const struct file_operations gfs2_file_fops_nolock = {
 	.open		= gfs2_open,
 	.release	= gfs2_release,
 	.fsync		= gfs2_fsync,
-	.splice_read	= gfs2_file_splice_read,
+	.splice_read	= generic_file_splice_read,
 	.splice_write	= gfs2_file_splice_write,
 	.setlease	= generic_setlease,
 	.fallocate	= gfs2_fallocate,