sched_feat_write(): Update ppos instead of file->f_pos
authorJan Blunck <jblunck@suse.de>
Fri, 20 Nov 2009 16:40:37 +0000 (17:40 +0100)
committerIngo Molnar <mingo@elte.hu>
Mon, 23 Nov 2009 18:38:03 +0000 (19:38 +0100)
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

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