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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2013-07-29 22:50:17 +0400
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2013-07-29 22:50:17 +0400
commit9c5891bd4342349a200676d33f742dd1b864822c (patch)
treeb14c1698f2d8ce5276e1befd562f6398a46b48b9 /drivers/vhost/vhost.h
parentecda040ff3724f021a96491ecee88d48e968c153 (diff)
parent5ae90d8e467e625e447000cb4335c4db973b1095 (diff)
downloadlinux-9c5891bd4342349a200676d33f742dd1b864822c.tar.xz
Merge 3.11-rc3 into char-misc-next.
This resolves a merge issue with: drivers/misc/mei/init.c Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/vhost/vhost.h')
-rw-r--r--drivers/vhost/vhost.h10
1 files changed, 2 insertions, 8 deletions
diff --git a/drivers/vhost/vhost.h b/drivers/vhost/vhost.h
index 42298cd23c73..4465ed5f316d 100644
--- a/drivers/vhost/vhost.h
+++ b/drivers/vhost/vhost.h
@@ -103,14 +103,8 @@ struct vhost_virtqueue {
struct iovec iov[UIO_MAXIOV];
struct iovec *indirect;
struct vring_used_elem *heads;
- /* We use a kind of RCU to access private pointer.
- * All readers access it from worker, which makes it possible to
- * flush the vhost_work instead of synchronize_rcu. Therefore readers do
- * not need to call rcu_read_lock/rcu_read_unlock: the beginning of
- * vhost_work execution acts instead of rcu_read_lock() and the end of
- * vhost_work execution acts instead of rcu_read_unlock().
- * Writers use virtqueue mutex. */
- void __rcu *private_data;
+ /* Protected by virtqueue mutex. */
+ void *private_data;
/* Log write descriptors */
void __user *log_base;
struct vhost_log *log;