[IA64] Fix MMIO readb operation
authorAlex Williamson <alex.williamson@hp.com>
Mon, 22 Oct 2007 18:30:17 +0000 (12:30 -0600)
committerAlex Williamson <alex.williamson@hp.com>
Mon, 22 Oct 2007 18:30:17 +0000 (12:30 -0600)
commit985a9ce9dc643acb194f76169439ba449ee2a790
treeb895bdbf27cecee1de8261224d13984f390e278a
parent34070c37f55e7b04f2dc9d6e9f71ea238d8131fa
[IA64] Fix MMIO readb operation

We should do clean before read operation.  Otherwise, read one byte
data may get garbage data sometimes.

Signed-off-by: Zhang Xin <xing.z.zhang@intel.com>
xen/arch/ia64/vmx/mmio.c