diff --git a/arch/powerpc/platforms/pseries/plpar_wrappers.h b/arch/powerpc/platforms/pseries/plpar_wrappers.h
index 0603c91538ae1aeed09d42c4902625199ed98e7a..a05f8d427856c39767e1627fab0c44b4f3b8cd35 100644
--- a/arch/powerpc/platforms/pseries/plpar_wrappers.h
+++ b/arch/powerpc/platforms/pseries/plpar_wrappers.h
@@ -259,12 +259,12 @@ static inline long plpar_ipi(unsigned long servernum, unsigned long mfrr)
 	return plpar_hcall_norets(H_IPI, servernum, mfrr);
 }
 
-static inline long plpar_xirr(unsigned long *xirr_ret)
+static inline long plpar_xirr(unsigned long *xirr_ret, unsigned char cppr)
 {
 	long rc;
 	unsigned long retbuf[PLPAR_HCALL_BUFSIZE];
 
-	rc = plpar_hcall(H_XIRR, retbuf);
+	rc = plpar_hcall(H_XIRR, retbuf, cppr);
 
 	*xirr_ret = retbuf[0];
 
diff --git a/arch/powerpc/platforms/pseries/xics.c b/arch/powerpc/platforms/pseries/xics.c
index 4ca641042ec36a078b1b055bd163eff0a0dddd9a..1bcedd8b4616d29e139a74f15886ea119e260e72 100644
--- a/arch/powerpc/platforms/pseries/xics.c
+++ b/arch/powerpc/platforms/pseries/xics.c
@@ -120,12 +120,12 @@ static inline void direct_qirr_info(int n_cpu, u8 value)
 
 /* LPAR low level accessors */
 
-static inline unsigned int lpar_xirr_info_get(void)
+static inline unsigned int lpar_xirr_info_get(unsigned char cppr)
 {
 	unsigned long lpar_rc;
 	unsigned long return_value;
 
-	lpar_rc = plpar_xirr(&return_value);
+	lpar_rc = plpar_xirr(&return_value, cppr);
 	if (lpar_rc != H_SUCCESS)
 		panic(" bad return code xirr - rc = %lx\n", lpar_rc);
 	return (unsigned int)return_value;
@@ -331,7 +331,8 @@ static unsigned int xics_get_irq_direct(void)
 
 static unsigned int xics_get_irq_lpar(void)
 {
-	unsigned int xirr = lpar_xirr_info_get();
+	struct xics_cppr *os_cppr = &__get_cpu_var(xics_cppr);
+	unsigned int xirr = lpar_xirr_info_get(os_cppr->stack[os_cppr->index]);
 	unsigned int vec = xics_xirr_vector(xirr);
 	unsigned int irq;