Merge tag 'arc-v3.17-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/vgupta/arc

Pull ARC changes from Vineet Gupta:
 "Mostly cleanup/refactoring in core intc, cache flush, IPI send..."

* tag 'arc-v3.17-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/vgupta/arc:
  mm, arc: remove obsolete pagefault oom killer comment
  ARC: help gcc elide icache helper for !SMP
  ARC: move common ops for line/full cache into helpers
  ARC: cache boot reporting updates
  ARC: [intc] mask/unmask can be hidden again
  ARC: [plat-arcfpga] No need for init_irq hack
  ARC: [intc] don't mask all IRQ by default
  ARC: prune extra header includes from smp.c
  ARC: update some comments
  ARC: [SMP] unify cpu private IRQ requests (TIMER/IPI)

3 files changed, 5 insertions, 19 deletions

diff --git a/arch/arc/include/asm/arcregs.h b/arch/arc/include/asm/arcregs.h
index 355cb47..372466b 100644
--- a/arch/arc/include/asm/arcregs.h
+++ b/arch/arc/include/asm/arcregs.h
@@ -296,7 +296,7 @@ struct cpuinfo_arc_mmu {
 };
 
 struct cpuinfo_arc_cache {
-	unsigned int sz, line_len, assoc, ver;
+	unsigned int sz_k:8, line_len:8, assoc:4, ver:4, alias:1, vipt:1, pad:6;
 };
 
 struct cpuinfo_arc_ccm {
diff --git a/arch/arc/include/asm/irq.h b/arch/arc/include/asm/irq.h
index fb4efb6..f38652f 100644
--- a/arch/arc/include/asm/irq.h
+++ b/arch/arc/include/asm/irq.h
@@ -16,9 +16,13 @@
 #define TIMER0_IRQ      3
 #define TIMER1_IRQ      4
 
+#include <linux/interrupt.h>
 #include <asm-generic/irq.h>
 
 extern void arc_init_IRQ(void);
 void arc_local_timer_setup(void);
+void arc_request_percpu_irq(int irq, int cpu,
+                            irqreturn_t (*isr)(int irq, void *dev),
+                            const char *irq_nm, void *percpu_dev);
 
 #endif
diff --git a/arch/arc/include/asm/irqflags.h b/arch/arc/include/asm/irqflags.h
index cb7efc2..587df82 100644
--- a/arch/arc/include/asm/irqflags.h
+++ b/arch/arc/include/asm/irqflags.h
@@ -131,24 +131,6 @@ static inline int arch_irqs_disabled(void)
 	return arch_irqs_disabled_flags(arch_local_save_flags());
 }
 
-static inline void arch_mask_irq(unsigned int irq)
-{
-	unsigned int ienb;
-
-	ienb = read_aux_reg(AUX_IENABLE);
-	ienb &= ~(1 << irq);
-	write_aux_reg(AUX_IENABLE, ienb);
-}
-
-static inline void arch_unmask_irq(unsigned int irq)
-{
-	unsigned int ienb;
-
-	ienb = read_aux_reg(AUX_IENABLE);
-	ienb |= (1 << irq);
-	write_aux_reg(AUX_IENABLE, ienb);
-}
-
 #else
 
 #ifdef CONFIG_TRACE_IRQFLAGS