KVM: PIT: control word is write-only
authorMarcelo Tosatti <mtosatti@redhat.com>
Fri, 29 Jan 2010 19:28:41 +0000 (17:28 -0200)
committerGreg Kroah-Hartman <gregkh@suse.de>
Tue, 23 Feb 2010 15:37:52 +0000 (07:37 -0800)
commitd632dfd88b02f1f89cbb9ec2d595580d1eba03bf
treeae83b0321488256b19522de37f31484d2011d89d
parentaa1dcdd6eb7f457dee130987d5d5229e5a67184c
KVM: PIT: control word is write-only

commit ee73f656a604d5aa9df86a97102e4e462dd79924 upstream.

PIT control word (address 0x43) is write-only, reads are undefined.

Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
arch/x86/kvm/i8254.c