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authorChristoph Hellwig <hch@lst.de>2020-05-20 18:58:15 +0300
committerAl Viro <viro@zeniv.linux.org.uk>2020-05-20 19:11:26 +0300
commitb8d9e7f2411b0744df2ec33e80d7698180fef21a (patch)
tree60c2b6c0ab693d3a2d7b6907cc6b2e61b2b52877 /fs/splice.c
parent76887c256744740d6121af9bc4aa787712a1f694 (diff)
downloadlinux-b8d9e7f2411b0744df2ec33e80d7698180fef21a.tar.xz
fs: make the pipe_buf_operations ->confirm operation optional
Just return 0 for success if it is not present. Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/splice.c')
-rw-r--r--fs/splice.c3
1 files changed, 0 insertions, 3 deletions
diff --git a/fs/splice.c b/fs/splice.c
index 6c19bda274c8..bc834073cf74 100644
--- a/fs/splice.c
+++ b/fs/splice.c
@@ -156,7 +156,6 @@ static int user_page_pipe_buf_steal(struct pipe_inode_info *pipe,
}
static const struct pipe_buf_operations user_page_pipe_buf_ops = {
- .confirm = generic_pipe_buf_confirm,
.release = page_cache_pipe_buf_release,
.steal = user_page_pipe_buf_steal,
.get = generic_pipe_buf_get,
@@ -331,7 +330,6 @@ ssize_t generic_file_splice_read(struct file *in, loff_t *ppos,
EXPORT_SYMBOL(generic_file_splice_read);
const struct pipe_buf_operations default_pipe_buf_ops = {
- .confirm = generic_pipe_buf_confirm,
.release = generic_pipe_buf_release,
.steal = generic_pipe_buf_steal,
.get = generic_pipe_buf_get,
@@ -339,7 +337,6 @@ const struct pipe_buf_operations default_pipe_buf_ops = {
/* Pipe buffer operations for a socket and similar. */
const struct pipe_buf_operations nosteal_pipe_buf_ops = {
- .confirm = generic_pipe_buf_confirm,
.release = generic_pipe_buf_release,
.get = generic_pipe_buf_get,
};