[tip:sched/core] sched_feat_write(): Update ppos instead of file->f_pos

[tip-bot for Jan Blunck <jblunck@suse.de>]

Commit-ID:  429947248f814e90f416ab4f68a871ab628000c3
Gitweb:     http://git.kernel.org/tip/429947248f814e90f416ab4f68a871ab628000c3
Author:     Jan Blunck <jblunck@suse.de>
AuthorDate: Fri, 20 Nov 2009 17:40:37 +0100
Committer:  Ingo Molnar <mingo@elte.hu>
CommitDate: Mon, 23 Nov 2009 19:38:03 +0100

sched_feat_write(): Update ppos instead of file->f_pos

sched_feat_write() should update ppos instead of file->f_pos.

(This reduces some BKL dependencies of this code.)

Signed-off-by: Jan Blunck <jblunck@suse.de>
Cc: jkacur@redhat.com
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Jamie Lokier <jamie@shareable.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Christoph Hellwig <hch@infradead.org>
Cc: Alan Cox <alan@lxorguk.ukuu.org.uk>
LKML-Reference: <1258735245-25826-8-git-send-email-jblunck@suse.de>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
---
 kernel/sched.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/kernel/sched.c b/kernel/sched.c
index ab9a034..93474a7 100644
--- a/kernel/sched.c
+++ b/kernel/sched.c
@@ -771,7 +771,7 @@ sched_feat_write(struct file *filp, const char __user *ubuf,
 	if (!sched_feat_names[i])
 		return -EINVAL;
 
-	filp->f_pos += cnt;
+	*ppos += cnt;
 
 	return cnt;
 }