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 <hch@lst.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: I163a0609fd23059121d0f28359abe2a4b39b5031
This commit is contained in:
Christoph Hellwig 2020-10-27 17:24:40 +01:00 committed by Greg Kroah-Hartman
parent d75b551a83
commit 86aa9dba81

View File

@ -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,