diff options
Diffstat (limited to 'arch/arm/include/asm/processor.h')
| -rw-r--r-- | arch/arm/include/asm/processor.h | 33 |
1 files changed, 8 insertions, 25 deletions
diff --git a/arch/arm/include/asm/processor.h b/arch/arm/include/asm/processor.h index c3d5fc1..413f387 100644 --- a/arch/arm/include/asm/processor.h +++ b/arch/arm/include/asm/processor.h @@ -22,7 +22,6 @@ #include <asm/hw_breakpoint.h> #include <asm/ptrace.h> #include <asm/types.h> -#include <asm/unified.h> #ifdef __KERNEL__ #define STACK_TOP ((current->personality & ADDR_LIMIT_32BIT) ? \ @@ -88,17 +87,6 @@ unsigned long get_wchan(struct task_struct *p); #define KSTK_EIP(tsk) task_pt_regs(tsk)->ARM_pc #define KSTK_ESP(tsk) task_pt_regs(tsk)->ARM_sp -#ifdef CONFIG_SMP -#define __ALT_SMP_ASM(smp, up) \ - "9998: " smp "\n" \ - " .pushsection \".alt.smp.init\", \"a\"\n" \ - " .long 9998b\n" \ - " " up "\n" \ - " .popsection\n" -#else -#define __ALT_SMP_ASM(smp, up) up -#endif - /* * Prefetching support - only ARMv5. */ @@ -109,22 +97,17 @@ static inline void prefetch(const void *ptr) { __asm__ __volatile__( "pld\t%a0" - :: "p" (ptr)); + : + : "p" (ptr) + : "cc"); } -#if __LINUX_ARM_ARCH__ >= 7 && defined(CONFIG_SMP) #define ARCH_HAS_PREFETCHW -static inline void prefetchw(const void *ptr) -{ - __asm__ __volatile__( - ".arch_extension mp\n" - __ALT_SMP_ASM( - WASM(pldw) "\t%a0", - WASM(pld) "\t%a0" - ) - :: "p" (ptr)); -} -#endif +#define prefetchw(ptr) prefetch(ptr) + +#define ARCH_HAS_SPINLOCK_PREFETCH +#define spin_lock_prefetch(x) do { } while (0) + #endif #define HAVE_ARCH_PICK_MMAP_LAYOUT |