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-rw-r--r--arch/arc/include/asm/arcregs.h2
-rw-r--r--arch/arc/include/asm/cache.h4
-rw-r--r--arch/arc/include/asm/irq.h4
-rw-r--r--arch/arc/include/asm/irqflags.h18
-rw-r--r--arch/arc/include/asm/processor.h2
-rw-r--r--arch/arc/include/uapi/asm/ptrace.h1
6 files changed, 10 insertions, 21 deletions
diff --git a/arch/arc/include/asm/arcregs.h b/arch/arc/include/asm/arcregs.h
index 355cb470c2a4..372466b371bf 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/cache.h b/arch/arc/include/asm/cache.h
index c1d3d2da1191..b3c750979aa1 100644
--- a/arch/arc/include/asm/cache.h
+++ b/arch/arc/include/asm/cache.h
@@ -60,7 +60,7 @@ extern void read_decode_cache_bcr(void);
#define ARC_REG_IC_IVIC 0x10
#define ARC_REG_IC_CTRL 0x11
#define ARC_REG_IC_IVIL 0x19
-#if defined(CONFIG_ARC_MMU_V3) || defined (CONFIG_ARC_MMU_V4)
+#if defined(CONFIG_ARC_MMU_V3)
#define ARC_REG_IC_PTAG 0x1E
#endif
@@ -74,7 +74,7 @@ extern void read_decode_cache_bcr(void);
#define ARC_REG_DC_IVDL 0x4A
#define ARC_REG_DC_FLSH 0x4B
#define ARC_REG_DC_FLDL 0x4C
-#if defined(CONFIG_ARC_MMU_V3) || defined (CONFIG_ARC_MMU_V4)
+#if defined(CONFIG_ARC_MMU_V3)
#define ARC_REG_DC_PTAG 0x5C
#endif
diff --git a/arch/arc/include/asm/irq.h b/arch/arc/include/asm/irq.h
index fb4efb648971..f38652fb2ed7 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 cb7efc29f16f..587df8236e8b 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
diff --git a/arch/arc/include/asm/processor.h b/arch/arc/include/asm/processor.h
index d99f9b37cd15..82588f3ba77f 100644
--- a/arch/arc/include/asm/processor.h
+++ b/arch/arc/include/asm/processor.h
@@ -62,6 +62,8 @@ unsigned long thread_saved_pc(struct task_struct *t);
#define cpu_relax() do { } while (0)
#endif
+#define cpu_relax_lowlatency() cpu_relax()
+
#define copy_segments(tsk, mm) do { } while (0)
#define release_segments(mm) do { } while (0)
diff --git a/arch/arc/include/uapi/asm/ptrace.h b/arch/arc/include/uapi/asm/ptrace.h
index 2618cc13ba75..76a7739aab1c 100644
--- a/arch/arc/include/uapi/asm/ptrace.h
+++ b/arch/arc/include/uapi/asm/ptrace.h
@@ -11,6 +11,7 @@
#ifndef _UAPI__ASM_ARC_PTRACE_H
#define _UAPI__ASM_ARC_PTRACE_H
+#define PTRACE_GET_THREAD_AREA 25
#ifndef __ASSEMBLY__
/*
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