diff options
Diffstat (limited to 'arch/sparc/kernel/smp_64.c')
| -rw-r--r-- | arch/sparc/kernel/smp_64.c | 24 |
1 files changed, 6 insertions, 18 deletions
diff --git a/arch/sparc/kernel/smp_64.c b/arch/sparc/kernel/smp_64.c index b085311dcd0..41aa2478f3c 100644 --- a/arch/sparc/kernel/smp_64.c +++ b/arch/sparc/kernel/smp_64.c @@ -25,6 +25,7 @@ #include <linux/ftrace.h> #include <linux/cpu.h> #include <linux/slab.h> +#include <linux/kgdb.h> #include <asm/head.h> #include <asm/ptrace.h> @@ -35,6 +36,7 @@ #include <asm/hvtramp.h> #include <asm/io.h> #include <asm/timer.h> +#include <asm/setup.h> #include <asm/irq.h> #include <asm/irq_regs.h> @@ -52,8 +54,7 @@ #include <asm/pcr.h> #include "cpumap.h" - -int sparc64_multi_core __read_mostly; +#include "kernel.h" DEFINE_PER_CPU(cpumask_t, cpu_sibling_map) = CPU_MASK_NONE; cpumask_t cpu_core_map[NR_CPUS] __read_mostly = @@ -151,7 +152,7 @@ void cpu_panic(void) #define NUM_ROUNDS 64 /* magic value */ #define NUM_ITERS 5 /* likewise */ -static DEFINE_SPINLOCK(itc_sync_lock); +static DEFINE_RAW_SPINLOCK(itc_sync_lock); static unsigned long go[SLAVE + 1]; #define DEBUG_TICK_SYNC 0 @@ -259,7 +260,7 @@ static void smp_synchronize_one_tick(int cpu) go[MASTER] = 0; membar_safe("#StoreLoad"); - spin_lock_irqsave(&itc_sync_lock, flags); + raw_spin_lock_irqsave(&itc_sync_lock, flags); { for (i = 0; i < NUM_ROUNDS*NUM_ITERS; i++) { while (!go[MASTER]) @@ -270,18 +271,10 @@ static void smp_synchronize_one_tick(int cpu) membar_safe("#StoreLoad"); } } - spin_unlock_irqrestore(&itc_sync_lock, flags); + raw_spin_unlock_irqrestore(&itc_sync_lock, flags); } #if defined(CONFIG_SUN_LDOMS) && defined(CONFIG_HOTPLUG_CPU) -/* XXX Put this in some common place. XXX */ -static unsigned long kimage_addr_to_ra(void *p) -{ - unsigned long val = (unsigned long) p; - - return kern_base + (val - KERNBASE); -} - static void ldom_startcpu_cpuid(unsigned int cpu, unsigned long thread_reg, void **descrp) { @@ -869,11 +862,6 @@ extern unsigned long xcall_flush_dcache_page_cheetah; #endif extern unsigned long xcall_flush_dcache_page_spitfire; -#ifdef CONFIG_DEBUG_DCFLUSH -extern atomic_t dcpage_flushes; -extern atomic_t dcpage_flushes_xcall; -#endif - static inline void __local_flush_dcache_page(struct page *page) { #ifdef DCACHE_ALIASING_POSSIBLE |