David, if it's not too late, please pull the following last minute fix into 2.6.34. Thanks! The following changes since commit de02d72bb3cc5b3d4c873db4ca8291723dd48479: Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-2.6 (2010-05-10 22:53:41 -0700) are available in the git repository at: git://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost.git net-2.6 Michael S. Tsirkin (1): vhost: fix barrier pairing drivers/vhost/vhost.c | 7 ++++++- 1 files changed, 6 insertions(+), 1 deletions(-) -- MST