Merge branch 'upstream' of git://ftp.linux-mips.org/pub/scm/upstream-linus

* 'upstream' of git://ftp.linux-mips.org/pub/scm/upstream-linus:
  MIPS: 64-bit: Fix system lockup.
  MIPS: IP28: Change to build with -mr10k-cache-barrier=store
  MIPS: IP22: Fix hang in power button interrupt handler
  MIPS: IP32: Fix hang on shutdown in power button interrupt handler.

6 files changed, 10 insertions, 15 deletions

diff --git a/arch/mips/Makefile b/arch/mips/Makefile
index 26947ab85260..c4cae9e6b802 100644
--- a/arch/mips/Makefile
+++ b/arch/mips/Makefile
@@ -473,12 +473,12 @@ endif
 # Simplified: what IP22 does at 128MB+ in ksegN, IP28 does at 512MB+ in xkphys
 #
 ifdef CONFIG_SGI_IP28
-  ifeq ($(call cc-option-yn,-mr10k-cache-barrier=1), n)
-      $(error gcc doesn't support needed option -mr10k-cache-barrier=1)
+  ifeq ($(call cc-option-yn,-mr10k-cache-barrier=store), n)
+      $(error gcc doesn't support needed option -mr10k-cache-barrier=store)
   endif
 endif
 core-$(CONFIG_SGI_IP28)         += arch/mips/sgi-ip22/
-cflags-$(CONFIG_SGI_IP28)       += -mr10k-cache-barrier=1 -I$(srctree)/arch/mips/include/asm/mach-ip28
+cflags-$(CONFIG_SGI_IP28)       += -mr10k-cache-barrier=store -I$(srctree)/arch/mips/include/asm/mach-ip28
 load-$(CONFIG_SGI_IP28)         += 0xa800000020004000
 
 #
diff --git a/arch/mips/mm/tlb-r3k.c b/arch/mips/mm/tlb-r3k.c
index f0cf46adb978..1c0048a6f5cf 100644
--- a/arch/mips/mm/tlb-r3k.c
+++ b/arch/mips/mm/tlb-r3k.c
@@ -82,8 +82,7 @@ void local_flush_tlb_range(struct vm_area_struct *vma, unsigned long start,
         int cpu = smp_processor_id();
 
         if (cpu_context(cpu, mm) != 0) {
-                unsigned long flags;
-                int size;
+                unsigned long size, flags;
 
 #ifdef DEBUG_TLB
                 printk("[tlbrange<%lu,0x%08lx,0x%08lx>]",
@@ -121,8 +120,7 @@ void local_flush_tlb_range(struct vm_area_struct *vma, unsigned long start,
 
 void local_flush_tlb_kernel_range(unsigned long start, unsigned long end)
 {
-        unsigned long flags;
-        int size;
+        unsigned long size, flags;
 
 #ifdef DEBUG_TLB
         printk("[tlbrange<%lu,0x%08lx,0x%08lx>]", start, end);
diff --git a/arch/mips/mm/tlb-r4k.c b/arch/mips/mm/tlb-r4k.c
index 9619f66e531e..892be426787c 100644
--- a/arch/mips/mm/tlb-r4k.c
+++ b/arch/mips/mm/tlb-r4k.c
@@ -117,8 +117,7 @@ void local_flush_tlb_range(struct vm_area_struct *vma, unsigned long start,
         int cpu = smp_processor_id();
 
         if (cpu_context(cpu, mm) != 0) {
-                unsigned long flags;
-                int size;
+                unsigned long size, flags;
 
                 ENTER_CRITICAL(flags);
                 size = (end - start + (PAGE_SIZE - 1)) >> PAGE_SHIFT;
@@ -160,8 +159,7 @@ void local_flush_tlb_range(struct vm_area_struct *vma, unsigned long start,
 
 void local_flush_tlb_kernel_range(unsigned long start, unsigned long end)
 {
-        unsigned long flags;
-        int size;
+        unsigned long size, flags;
 
         ENTER_CRITICAL(flags);
         size = (end - start + (PAGE_SIZE - 1)) >> PAGE_SHIFT;
diff --git a/arch/mips/mm/tlb-r8k.c b/arch/mips/mm/tlb-r8k.c
index 4f01a3be215c..4ec95cc2df2f 100644
--- a/arch/mips/mm/tlb-r8k.c
+++ b/arch/mips/mm/tlb-r8k.c
@@ -111,8 +111,7 @@ out_restore:
 /* Usable for KV1 addresses only! */
 void local_flush_tlb_kernel_range(unsigned long start, unsigned long end)
 {
-        unsigned long flags;
-        int size;
+        unsigned long size, flags;
 
         size = (end - start + (PAGE_SIZE - 1)) >> PAGE_SHIFT;
         size = (size + 1) >> 1;
diff --git a/arch/mips/sgi-ip22/ip22-reset.c b/arch/mips/sgi-ip22/ip22-reset.c
index 4ad5c3393fd3..45b6694c2079 100644
--- a/arch/mips/sgi-ip22/ip22-reset.c
+++ b/arch/mips/sgi-ip22/ip22-reset.c
@@ -148,7 +148,7 @@ static irqreturn_t panel_int(int irq, void *dev_id)
 
         if (sgint->istat1 & SGINT_ISTAT1_PWR) {
                 /* Wait until interrupt goes away */
-                disable_irq(SGI_PANEL_IRQ);
+                disable_irq_nosync(SGI_PANEL_IRQ);
                 init_timer(&debounce_timer);
                 debounce_timer.function = debounce;
                 debounce_timer.expires = jiffies + 5;
diff --git a/arch/mips/sgi-ip32/ip32-reset.c b/arch/mips/sgi-ip32/ip32-reset.c
index b6cab089561e..667da932b7b2 100644
--- a/arch/mips/sgi-ip32/ip32-reset.c
+++ b/arch/mips/sgi-ip32/ip32-reset.c
@@ -145,7 +145,7 @@ static irqreturn_t ip32_rtc_int(int irq, void *dev_id)
                         "%s: RTC IRQ without RTC_IRQF\n", __func__);
         }
         /* Wait until interrupt goes away */
-        disable_irq(MACEISA_RTC_IRQ);
+        disable_irq_nosync(MACEISA_RTC_IRQ);
         init_timer(&debounce_timer);
         debounce_timer.function = debounce;
         debounce_timer.expires = jiffies + 50;