Merge branch 'merge' of master.kernel.org:/pub/scm/linux/kernel/git/paulus/powerpc

* 'merge' of master.kernel.org:/pub/scm/linux/kernel/git/paulus/powerpc:
  [POWERPC] Fix bugs in the hypervisor call stats code
  [POWERPC] Fix corruption in hcall9
  [POWERPC] iSeries: fix setup initcall
  [POWERPC] iSeries: fix viopath initialisation
  [POWERPC] iSeries: fix lpevents initialisation
  [POWERPC] iSeries: fix proc/iSeries initialisation
  [POWERPC] iSeries: fix mf proc initialisation
  [POWERPC] disable PReP and EFIKA during make oldconfig
  [POWERPC] Fix mpc52xx serial driver to work for arch/ppc again
  [POWERPC] Don't include powerpc/sysdev/rom.o for arch/ppc builds
  [POWERPC] Fix mpc52xx fdt to use correct device_type for sound devices
  [POWERPC] 52xx: Don't use device_initcall to probe of_platform_bus
  [POWERPC] Add legacy iSeries to ppc64_defconfig
  [POWERPC] Update ppc64_defconfig
  [POWERPC] Fix manual assembly WARN_ON() in enter_rtas().
  [POWERPC] Avoid calling get_irq_server() with a real, not virtual irq.
  [POWERPC] Fix unbalanced uses of of_node_put
  [POWERPC] Fix bogus BUG_ON() in in hugetlb_get_unmapped_area()

3 files changed, 9 insertions, 9 deletions

diff --git a/arch/powerpc/platforms/pseries/hvCall.S b/arch/powerpc/platforms/pseries/hvCall.S
index c00cfed7af2..5c7e3878989 100644
--- a/arch/powerpc/platforms/pseries/hvCall.S
+++ b/arch/powerpc/platforms/pseries/hvCall.S
@@ -26,7 +26,7 @@
 BEGIN_FTR_SECTION;						\
 	mfspr	r0,SPRN_PURR;		/* get PURR and */	\
 	std	r0,STK_PARM(r6)(r1);	/* save for later */	\
-END_FTR_SECTION_IFCLR(CPU_FTR_PURR);
+END_FTR_SECTION_IFSET(CPU_FTR_PURR);
 	
 /*
  * postcall is performed immediately before function return which
@@ -43,7 +43,7 @@ BEGIN_FTR_SECTION;						\
 	mfspr	r8,SPRN_PURR;		/* PURR after */	\
 	ld	r6,STK_PARM(r6)(r1);	/* PURR before */	\
 	subf	r6,r6,r8;		/* delta */		\
-END_FTR_SECTION_IFCLR(CPU_FTR_PURR);				\
+END_FTR_SECTION_IFSET(CPU_FTR_PURR);				\
 	ld	r5,STK_PARM(r5)(r1);	/* timebase before */	\
 	subf	r5,r5,r7;		/* time delta */	\
 								\
@@ -66,7 +66,7 @@ BEGIN_FTR_SECTION;						\
 	ld	r7,HCALL_STAT_PURR(r4);	/* PURR */		\
 	add	r7,r7,r6;					\
 	std	r7,HCALL_STAT_PURR(r4);				\
-END_FTR_SECTION_IFCLR(CPU_FTR_PURR);				\
+END_FTR_SECTION_IFSET(CPU_FTR_PURR);				\
 1:
 #else
 #define HCALL_INST_PRECALL
@@ -145,6 +145,7 @@ _GLOBAL(plpar_hcall9)
 
 	HVSC				/* invoke the hypervisor */
 
+	mr	r0,r12
 	ld	r12,STK_PARM(r4)(r1)
 	std	r4,  0(r12)
 	std	r5,  8(r12)
@@ -154,7 +155,7 @@ _GLOBAL(plpar_hcall9)
 	std	r9, 40(r12)
 	std	r10,48(r12)
 	std	r11,56(r12)
-	std	r12,64(r12)
+	std	r0, 64(r12)
 
 	HCALL_INST_POSTCALL
 
diff --git a/arch/powerpc/platforms/pseries/hvCall_inst.c b/arch/powerpc/platforms/pseries/hvCall_inst.c
index 80181c4c49e..3ddc04925d5 100644
--- a/arch/powerpc/platforms/pseries/hvCall_inst.c
+++ b/arch/powerpc/platforms/pseries/hvCall_inst.c
@@ -34,7 +34,7 @@ DEFINE_PER_CPU(struct hcall_stats[HCALL_STAT_ARRAY_SIZE], hcall_stats);
  */
 static void *hc_start(struct seq_file *m, loff_t *pos)
 {
-	if ((int)*pos < HCALL_STAT_ARRAY_SIZE)
+	if ((int)*pos < (HCALL_STAT_ARRAY_SIZE-1))
 		return (void *)(unsigned long)(*pos + 1);
 
 	return NULL;
@@ -57,7 +57,7 @@ static int hc_show(struct seq_file *m, void *p)
 	struct hcall_stats *hs = (struct hcall_stats *)m->private;
 
 	if (hs[h_num].num_calls) {
-		if (!cpu_has_feature(CPU_FTR_PURR))
+		if (cpu_has_feature(CPU_FTR_PURR))
 			seq_printf(m, "%lu %lu %lu %lu\n", h_num<<2,
 				   hs[h_num].num_calls,
 				   hs[h_num].tb_total,
diff --git a/arch/powerpc/platforms/pseries/xics.c b/arch/powerpc/platforms/pseries/xics.c
index b5b2b1103de..81d172d6503 100644
--- a/arch/powerpc/platforms/pseries/xics.c
+++ b/arch/powerpc/platforms/pseries/xics.c
@@ -224,7 +224,6 @@ static void xics_unmask_irq(unsigned int virq)
 static void xics_mask_real_irq(unsigned int irq)
 {
 	int call_status;
-	unsigned int server;
 
 	if (irq == XICS_IPI)
 		return;
@@ -236,9 +235,9 @@ static void xics_mask_real_irq(unsigned int irq)
 		return;
 	}
 
-	server = get_irq_server(irq);
 	/* Have to set XIVE to 0xff to be able to remove a slot */
-	call_status = rtas_call(ibm_set_xive, 3, 1, NULL, irq, server, 0xff);
+	call_status = rtas_call(ibm_set_xive, 3, 1, NULL, irq,
+				default_server, 0xff);
 	if (call_status != 0) {
 		printk(KERN_ERR "xics_disable_irq: irq=%u: ibm_set_xive(0xff)"
 		       " returned %d\n", irq, call_status);