Merge branch 'linus' into perfcounters/core

Merge reason: This brach was on -rc1, refresh it to almost-rc4 to pick up
              the latest upstream fixes.

Signed-off-by: Ingo Molnar <mingo@elte.hu>

8 files changed, 22 insertions, 17 deletions

diff --git a/arch/powerpc/kernel/head_32.S b/arch/powerpc/kernel/head_32.S
index 54e68c11ae15..c01467f952d3 100644
--- a/arch/powerpc/kernel/head_32.S
+++ b/arch/powerpc/kernel/head_32.S
@@ -21,6 +21,7 @@
  *
  */
 
+#include <linux/init.h>
 #include <asm/reg.h>
 #include <asm/page.h>
 #include <asm/mmu.h>
@@ -50,7 +51,7 @@
         mtspr   SPRN_DBAT##n##L,RB;     \
 1:
 
-        .section        .text.head, "ax"
+        __HEAD
         .stabs  "arch/powerpc/kernel/",N_SO,0,0,0f
         .stabs  "head_32.S",N_SO,0,0,0f
 0:
diff --git a/arch/powerpc/kernel/head_40x.S b/arch/powerpc/kernel/head_40x.S
index 56d8e5d90c5b..0c96911d4299 100644
--- a/arch/powerpc/kernel/head_40x.S
+++ b/arch/powerpc/kernel/head_40x.S
@@ -31,6 +31,7 @@
  *
  */
 
+#include <linux/init.h>
 #include <asm/processor.h>
 #include <asm/page.h>
 #include <asm/mmu.h>
@@ -52,7 +53,7 @@
  *
  * This is all going to change RSN when we add bi_recs.......  -- Dan
  */
-        .section        .text.head, "ax"
+        __HEAD
 _ENTRY(_stext);
 _ENTRY(_start);
 
diff --git a/arch/powerpc/kernel/head_44x.S b/arch/powerpc/kernel/head_44x.S
index b56fecc93a16..18d8a1677c4d 100644
--- a/arch/powerpc/kernel/head_44x.S
+++ b/arch/powerpc/kernel/head_44x.S
@@ -28,6 +28,7 @@
  * option) any later version.
  */
 
+#include <linux/init.h>
 #include <asm/processor.h>
 #include <asm/page.h>
 #include <asm/mmu.h>
@@ -50,7 +51,7 @@
  *   r7 - End of kernel command line string
  *
  */
-        .section        .text.head, "ax"
+        __HEAD
 _ENTRY(_stext);
 _ENTRY(_start);
         /*
diff --git a/arch/powerpc/kernel/head_8xx.S b/arch/powerpc/kernel/head_8xx.S
index 3c9452d4308b..52ff8c53b93c 100644
--- a/arch/powerpc/kernel/head_8xx.S
+++ b/arch/powerpc/kernel/head_8xx.S
@@ -19,6 +19,7 @@
  *
  */
 
+#include <linux/init.h>
 #include <asm/processor.h>
 #include <asm/page.h>
 #include <asm/mmu.h>
@@ -38,7 +39,7 @@
 #else
 #define DO_8xx_CPU6(val, reg)
 #endif
-        .section        .text.head, "ax"
+        __HEAD
 _ENTRY(_stext);
 _ENTRY(_start);
 
diff --git a/arch/powerpc/kernel/head_fsl_booke.S b/arch/powerpc/kernel/head_fsl_booke.S
index 4c22620d009b..5bdcc06d294c 100644
--- a/arch/powerpc/kernel/head_fsl_booke.S
+++ b/arch/powerpc/kernel/head_fsl_booke.S
@@ -30,6 +30,7 @@
  * option) any later version.
  */
 
+#include <linux/init.h>
 #include <linux/threads.h>
 #include <asm/processor.h>
 #include <asm/page.h>
@@ -53,7 +54,7 @@
  *   r7 - End of kernel command line string
  *
  */
-        .section        .text.head, "ax"
+        __HEAD
 _ENTRY(_stext);
 _ENTRY(_start);
         /*
diff --git a/arch/powerpc/kernel/prom_parse.c b/arch/powerpc/kernel/prom_parse.c
index 8f0856f312da..8362620c9e6f 100644
--- a/arch/powerpc/kernel/prom_parse.c
+++ b/arch/powerpc/kernel/prom_parse.c
@@ -971,7 +971,7 @@ int of_irq_map_one(struct device_node *device, int index, struct of_irq *out_irq
         struct device_node *p;
         const u32 *intspec, *tmp, *addr;
         u32 intsize, intlen;
-        int res;
+        int res = -EINVAL;
 
         DBG("of_irq_map_one: dev=%s, index=%d\n", device->full_name, index);
 
@@ -995,21 +995,20 @@ int of_irq_map_one(struct device_node *device, int index, struct of_irq *out_irq
 
         /* Get size of interrupt specifier */
         tmp = of_get_property(p, "#interrupt-cells", NULL);
-        if (tmp == NULL) {
-                of_node_put(p);
-                return -EINVAL;
-        }
+        if (tmp == NULL)
+                goto out;
         intsize = *tmp;
 
         DBG(" intsize=%d intlen=%d\n", intsize, intlen);
 
         /* Check index */
         if ((index + 1) * intsize > intlen)
-                return -EINVAL;
+                goto out;
 
         /* Get new specifier and map it */
         res = of_irq_map_raw(p, intspec + index * intsize, intsize,
                              addr, out_irq);
+out:
         of_node_put(p);
         return res;
 }
diff --git a/arch/powerpc/kernel/time.c b/arch/powerpc/kernel/time.c
index 926ea864e34f..48571ac56fb7 100644
--- a/arch/powerpc/kernel/time.c
+++ b/arch/powerpc/kernel/time.c
@@ -77,7 +77,7 @@
 #include <linux/clockchips.h>
 #include <linux/clocksource.h>
 
-static cycle_t rtc_read(void);
+static cycle_t rtc_read(struct clocksource *);
 static struct clocksource clocksource_rtc = {
         .name         = "rtc",
         .rating       = 400,
@@ -88,7 +88,7 @@ static struct clocksource clocksource_rtc = {
         .read         = rtc_read,
 };
 
-static cycle_t timebase_read(void);
+static cycle_t timebase_read(struct clocksource *);
 static struct clocksource clocksource_timebase = {
         .name         = "timebase",
         .rating       = 400,
@@ -766,12 +766,12 @@ unsigned long read_persistent_clock(void)
 }
 
 /* clocksource code */
-static cycle_t rtc_read(void)
+static cycle_t rtc_read(struct clocksource *cs)
 {
         return (cycle_t)get_rtc();
 }
 
-static cycle_t timebase_read(void)
+static cycle_t timebase_read(struct clocksource *cs)
 {
         return (cycle_t)get_tb();
 }
diff --git a/arch/powerpc/kernel/vmlinux.lds.S b/arch/powerpc/kernel/vmlinux.lds.S
index b9ef1644a722..a047a6cfca4d 100644
--- a/arch/powerpc/kernel/vmlinux.lds.S
+++ b/arch/powerpc/kernel/vmlinux.lds.S
@@ -52,9 +52,10 @@ SECTIONS
         /* Text and gots */
         .text : AT(ADDR(.text) - LOAD_OFFSET) {
                 ALIGN_FUNCTION();
-                *(.text.head)
+                HEAD_TEXT
                 _text = .;
-                *(.text .fixup .text.init.refok .exit.text.refok __ftr_alt_*)
+                /* careful! __ftr_alt_* sections need to be close to .text */
+                *(.text .fixup __ftr_alt_* .ref.text)
                 SCHED_TEXT
                 LOCK_TEXT
                 KPROBES_TEXT