proc "seq files": switch to ->read_iter

Implement ->read_iter for all proc "seq files" so that splice works on
them.

Suggested-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Christoph Hellwig 2020-11-04 09:27:38 +01:00 committed by Linus Torvalds
parent 7cfc630e63
commit b24c30c678

View File

@ -590,7 +590,7 @@ static int proc_seq_release(struct inode *inode, struct file *file)
static const struct proc_ops proc_seq_ops = {
/* not permanent -- can call into arbitrary seq_operations */
.proc_open = proc_seq_open,
.proc_read = seq_read,
.proc_read_iter = seq_read_iter,
.proc_lseek = seq_lseek,
.proc_release = proc_seq_release,
};