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KVM: PPC: Fix HID5 setting code
authorAlexander Graf <agraf@suse.de>
Fri, 8 Jan 2010 01:58:08 +0000 (02:58 +0100)
committerMarcelo Tosatti <mtosatti@redhat.com>
Mon, 1 Mar 2010 15:35:49 +0000 (12:35 -0300)
The code to unset HID5.dcbz32 is broken.
This patch makes it do the right rotate magic.

Signed-off-by: Alexander Graf <agraf@suse.de>
Reported-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Avi Kivity <avi@redhat.com>
arch/powerpc/kvm/book3s_64_interrupts.S patch | blob | blame | history

diff --git a/arch/powerpc/kvm/book3s_64_interrupts.S b/arch/powerpc/kvm/book3s_64_interrupts.S
index 33aef5345f6b5cf2eaf5e0227127324930df4be3..2ff0b2137e6f338ebcbedf82fc9db12298428086 100644 (file)
--- a/arch/powerpc/kvm/book3s_64_interrupts.S
+++ b/arch/powerpc/kvm/book3s_64_interrupts.S
@@ -177,8 +177,9 @@ kvmppc_handler_highmem:
        rldicl. r5, r5, 0, 63           /* CR = ((r5 & 1) == 0) */
        beq     no_dcbz32_off
 
+       li      r4, 0
        mfspr   r5,SPRN_HID5
-       rldimi  r5,r5,6,56
+       rldimi  r5,r4,6,56
        mtspr   SPRN_HID5,r5
 
 no_dcbz32_off: