diff options
Diffstat (limited to 'arch/sparc64/kernel/smp.c')
| -rw-r--r-- | arch/sparc64/kernel/smp.c | 29 |
1 files changed, 3 insertions, 26 deletions
diff --git a/arch/sparc64/kernel/smp.c b/arch/sparc64/kernel/smp.c index 39deb0346eb5..d4f0a70f4845 100644 --- a/arch/sparc64/kernel/smp.c +++ b/arch/sparc64/kernel/smp.c @@ -123,7 +123,7 @@ void __init smp_store_cpu_info(int id) cpu_data(id).ecache_size, cpu_data(id).ecache_line_size); } -static void smp_setup_percpu_timer(void); +extern void setup_sparc64_timer(void); static volatile unsigned long callin_flag = 0; @@ -138,7 +138,7 @@ void __init smp_callin(void) __flush_tlb_all(); - smp_setup_percpu_timer(); + setup_sparc64_timer(); if (cheetah_pcache_forced_on) cheetah_enable_pcache(); @@ -175,8 +175,6 @@ void cpu_panic(void) panic("SMP bolixed\n"); } -static unsigned long current_tick_offset __read_mostly; - /* This tick register synchronization scheme is taken entirely from * the ia64 port, see arch/ia64/kernel/smpboot.c for details and credit. * @@ -259,7 +257,7 @@ void smp_synchronize_tick_client(void) } else adj = -delta; - tick_ops->add_tick(adj, current_tick_offset); + tick_ops->add_tick(adj); } #if DEBUG_TICK_SYNC t[i].rt = rt; @@ -1178,30 +1176,9 @@ void smp_penguin_jailcell(int irq, struct pt_regs *regs) preempt_enable(); } -static void __init smp_setup_percpu_timer(void) -{ - unsigned long pstate; - - /* Guarantee that the following sequences execute - * uninterrupted. - */ - __asm__ __volatile__("rdpr %%pstate, %0\n\t" - "wrpr %0, %1, %%pstate" - : "=r" (pstate) - : "i" (PSTATE_IE)); - - tick_ops->init_tick(current_tick_offset); - - /* Restore PSTATE_IE. */ - __asm__ __volatile__("wrpr %0, 0x0, %%pstate" - : /* no outputs */ - : "r" (pstate)); -} - void __init smp_tick_init(void) { boot_cpu_id = hard_smp_processor_id(); - current_tick_offset = timer_tick_offset; } /* /proc/profile writes can call this, don't __init it please. */ |