linux-kernel - [PATCH] do_sync_read/write() should set kiocb.ki

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Message-ID: <20100324170919.10928.26518.stgit@warthog.procyon.org.uk>
Date:	Wed, 24 Mar 2010 17:09:19 +0000
From:	David Howells <dhowells@...hat.com>
To:	torvalds@...l.org, akpm@...ux-foundation.org,
	viro@...iv.linux.org.uk
Cc:	bcrl@...ck.org, linux-kernel@...r.kernel.org,
	linux-fsdevel@...r.kernel.org, David Howells <dhowells@...hat.com>
Subject: [PATCH] do_sync_read/write() should set kiocb.ki_nbytes to be
	consistent

do_sync_read/write() should set kiocb.ki_nbytes to be consistent with
do_sync_readv_writev().

Signed-off-by: David Howells <dhowells@...hat.com>
---

 fs/read_write.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)


diff --git a/fs/read_write.c b/fs/read_write.c
index b7f4a1f..113386d 100644
--- a/fs/read_write.c
+++ b/fs/read_write.c
@@ -258,6 +258,7 @@ ssize_t do_sync_read(struct file *filp, char __user *buf, size_t len, loff_t *pp
 	init_sync_kiocb(&kiocb, filp);
 	kiocb.ki_pos = *ppos;
 	kiocb.ki_left = len;
+	kiocb.ki_nbytes = len;
 
 	for (;;) {
 		ret = filp->f_op->aio_read(&kiocb, &iov, 1, kiocb.ki_pos);
@@ -313,6 +314,7 @@ ssize_t do_sync_write(struct file *filp, const char __user *buf, size_t len, lof
 	init_sync_kiocb(&kiocb, filp);
 	kiocb.ki_pos = *ppos;
 	kiocb.ki_left = len;
+	kiocb.ki_nbytes = len;
 
 	for (;;) {
 		ret = filp->f_op->aio_write(&kiocb, &iov, 1, kiocb.ki_pos);

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