powerpc: 32 bit getcpu VDSO function uses 64 bit instructions

I used some 64 bit instructions when adding the 32 bit getcpu VDSO function. Fix it. Fixes: 18ad51d ("powerpc: Add VDSO version of getcpu") Cc: [email protected] Signed-off-by: Anton Blanchard <[email protected]> Signed-off-by: Michael Ellerman <[email protected]>
jbg · Nov 26, 2014 · 152d44a · 152d44a
1 parent 360d88a
commit 152d44a
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/arch/powerpc/kernel/vdso32/getcpu.S b/arch/powerpc/kernel/vdso32/getcpu.S
@@ -30,8 +30,8 @@
 V_FUNCTION_BEGIN(__kernel_getcpu)
   .cfi_startproc
 	mfspr	r5,SPRN_SPRG_VDSO_READ
-	cmpdi	cr0,r3,0
-	cmpdi	cr1,r4,0
+	cmpwi	cr0,r3,0
+	cmpwi	cr1,r4,0
 	clrlwi  r6,r5,16
 	rlwinm  r7,r5,16,31-15,31-0
 	beq	cr0,1f