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Revert "[SPARC64]: Wrap SMP IPIs with irq_enter()/irq_exit()." 

This reverts commit 2664ef44cf.

Ingo moved around where the softlockup dependency sits
so this change is no longer necessary.

Signed-off-by: David S. Miller <davem@davemloft.net>
wifi-calibration
David S. Miller 2008-05-03 21:00:55 -07:00
parent 5b81d689e5
commit 81d6ec6b36
1 changed files with 5 additions and 22 deletions
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27
arch/sparc64/kernel/smp.c
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@ -865,21 +865,14 @@ void smp_call_function_client(int irq, struct pt_regs *regs)
void *info = call_data->info;
clear_softint(1 << irq);
irq_enter();
if (!call_data->wait) {
/* let initiator proceed after getting data */
atomic_inc(&call_data->finished);
}
func(info);
irq_exit();
if (call_data->wait) {
/* let initiator proceed only after completion */
func(info);
atomic_inc(&call_data->finished);
} else {
/* let initiator proceed after getting data */
atomic_inc(&call_data->finished);
func(info);
}
}
@ -1041,9 +1034,7 @@ void smp_receive_signal(int cpu)
void smp_receive_signal_client(int irq, struct pt_regs *regs)
{
irq_enter();
clear_softint(1 << irq);
irq_exit();
}
void smp_new_mmu_context_version_client(int irq, struct pt_regs *regs)
@ -1051,8 +1042,6 @@ void smp_new_mmu_context_version_client(int irq, struct pt_regs *regs)
struct mm_struct *mm;
unsigned long flags;
irq_enter();
clear_softint(1 << irq);
/* See if we need to allocate a new TLB context because
@ -1072,8 +1061,6 @@ void smp_new_mmu_context_version_client(int irq, struct pt_regs *regs)
load_secondary_context(mm);
__flush_tlb_mm(CTX_HWBITS(mm->context),
SECONDARY_CONTEXT);
irq_exit();
}
void smp_new_mmu_context_version(void)
@ -1239,8 +1226,6 @@ void smp_penguin_jailcell(int irq, struct pt_regs *regs)
{
clear_softint(1 << irq);
irq_enter();
preempt_disable();
__asm__ __volatile__("flushw");
@ -1253,8 +1238,6 @@ void smp_penguin_jailcell(int irq, struct pt_regs *regs)
prom_world(0);
preempt_enable();
irq_exit();
}
/* /proc/profile writes can call this, don't __init it please. */