From 86aa9dba81878a7287b3717e5de4a8c1a8b8ecdc Mon Sep 17 00:00:00 2001 From: Christoph Hellwig Date: Tue, 27 Oct 2020 17:24:40 +0100 Subject: [PATCH] FROMLIST: proc: wire up generic_file_splice_read for iter ops Wire up generic_file_splice_read for the iter based proxy ops, so that splice reads from them work. Bug: 171770067 Link: https://lore.kernel.org/r/20201027080745.GA31045@infradead.org Signed-off-by: Christoph Hellwig Signed-off-by: Greg Kroah-Hartman Change-Id: I163a0609fd23059121d0f28359abe2a4b39b5031 --- fs/proc/inode.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/fs/proc/inode.c b/fs/proc/inode.c index 58c075e2a452..bde6b6f69852 100644 --- a/fs/proc/inode.c +++ b/fs/proc/inode.c @@ -597,6 +597,7 @@ static const struct file_operations proc_iter_file_ops = { .llseek = proc_reg_llseek, .read_iter = proc_reg_read_iter, .write = proc_reg_write, + .splice_read = generic_file_splice_read, .poll = proc_reg_poll, .unlocked_ioctl = proc_reg_unlocked_ioctl, .mmap = proc_reg_mmap, @@ -622,6 +623,7 @@ static const struct file_operations proc_reg_file_ops_compat = { static const struct file_operations proc_iter_file_ops_compat = { .llseek = proc_reg_llseek, .read_iter = proc_reg_read_iter, + .splice_read = generic_file_splice_read, .write = proc_reg_write, .poll = proc_reg_poll, .unlocked_ioctl = proc_reg_unlocked_ioctl,