diff options
| -rw-r--r-- | arch/arm/kernel/smp.c | 1 | ||||
| -rw-r--r-- | arch/arm/lib/bitops.h | 2 | ||||
| -rw-r--r-- | arch/arm/mach-integrator/platsmp.c | 2 | ||||
| -rw-r--r-- | include/asm-arm/bitops.h | 5 |
4 files changed, 9 insertions, 1 deletions
diff --git a/arch/arm/kernel/smp.c b/arch/arm/kernel/smp.c index 295e0a8379c..b2085735a2b 100644 --- a/arch/arm/kernel/smp.c +++ b/arch/arm/kernel/smp.c @@ -176,6 +176,7 @@ asmlinkage void __cpuinit secondary_start_kernel(void) cpu_set(cpu, mm->cpu_vm_mask); cpu_switch_mm(mm->pgd, mm); enter_lazy_tlb(mm, current); + local_flush_tlb_all(); cpu_init(); diff --git a/arch/arm/lib/bitops.h b/arch/arm/lib/bitops.h index 5382a302360..2036ff15bda 100644 --- a/arch/arm/lib/bitops.h +++ b/arch/arm/lib/bitops.h @@ -7,7 +7,7 @@ 1: ldrexb r2, [r1] \instr r2, r2, r3 strexb r0, r2, [r1] - cmpne r0, #0 + cmp r0, #0 bne 1b mov pc, lr .endm diff --git a/arch/arm/mach-integrator/platsmp.c b/arch/arm/mach-integrator/platsmp.c index aecf47ba033..ea10bd8c972 100644 --- a/arch/arm/mach-integrator/platsmp.c +++ b/arch/arm/mach-integrator/platsmp.c @@ -15,6 +15,7 @@ #include <linux/mm.h> #include <asm/atomic.h> +#include <asm/cacheflush.h> #include <asm/delay.h> #include <asm/mmu_context.h> #include <asm/procinfo.h> @@ -80,6 +81,7 @@ int __cpuinit boot_secondary(unsigned int cpu, struct task_struct *idle) * "cpu" is Linux's internal ID. */ pen_release = cpu; + flush_cache_all(); /* * XXX diff --git a/include/asm-arm/bitops.h b/include/asm-arm/bitops.h index c1adc6b3e86..aad7aad026b 100644 --- a/include/asm-arm/bitops.h +++ b/include/asm-arm/bitops.h @@ -229,6 +229,7 @@ extern int _find_next_zero_bit_be(const void * p, int size, int offset); extern int _find_first_bit_be(const unsigned long *p, unsigned size); extern int _find_next_bit_be(const unsigned long *p, int size, int offset); +#ifndef CONFIG_SMP /* * The __* form of bitops are non-atomic and may be reordered. */ @@ -241,6 +242,10 @@ extern int _find_next_bit_be(const unsigned long *p, int size, int offset); (__builtin_constant_p(nr) ? \ ____atomic_##name(nr, p) : \ _##name##_be(nr,p)) +#else +#define ATOMIC_BITOP_LE(name,nr,p) _##name##_le(nr,p) +#define ATOMIC_BITOP_BE(name,nr,p) _##name##_be(nr,p) +#endif #define NONATOMIC_BITOP(name,nr,p) \ (____nonatomic_##name(nr, p)) |