[ 013/187] powerpc/kvm: sldi should be sld

From: Greg Kroah-Hartman
Date: Thu Jul 12 2012 - 19:49:24 EST


From: Greg KH <gregkh@xxxxxxxxxxxxxxxxxxx>

3.4-stable review patch. If anyone has any objections, please let me know.

------------------

From: Michael Neuling <mikey@xxxxxxxxxxx>

commit 2f584a146a2965b82fce89b8d2f95dc5cfe468d0 upstream.

Since we are taking a registers, this should never have been an sldi.
Talking to paulus offline, this is the correct fix.

Was introduced by:
commit 19ccb76a1938ab364a412253daec64613acbf3df
Author: Paul Mackerras <paulus@xxxxxxxxx>
Date: Sat Jul 23 17:42:46 2011 +1000

Talking to paulus, this shouldn't be a literal.

Signed-off-by: Michael Neuling <mikey@xxxxxxxxxxx>
Signed-off-by: Benjamin Herrenschmidt <benh@xxxxxxxxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>

---
arch/powerpc/kvm/book3s_hv_rmhandlers.S | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

--- a/arch/powerpc/kvm/book3s_hv_rmhandlers.S
+++ b/arch/powerpc/kvm/book3s_hv_rmhandlers.S
@@ -776,7 +776,7 @@ END_FTR_SECTION_IFSET(CPU_FTR_ARCH_201)
lwz r3,VCORE_NAPPING_THREADS(r5)
lwz r4,VCPU_PTID(r9)
li r0,1
- sldi r0,r0,r4
+ sld r0,r0,r4
andc. r3,r3,r0 /* no sense IPI'ing ourselves */
beq 43f
mulli r4,r4,PACA_SIZE /* get paca for thread 0 */


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