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[SPARC64]: Make smp_processor_id() functional before start_kernel()

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Uses of smp_processor_id() get pushed earlier and earlier in
the start_kernel() sequence.  So just get it working before
we call start_kernel() to avoid all possible problems.

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller
2006-05-31 01:24:02 -07:00
parent e6ed89ac9f
commit 951bc82c53
3 changed files with 44 additions and 25 deletions
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16
arch/sparc64/kernel/smp.c
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@@ -1264,7 +1264,6 @@ void __init smp_tick_init(void)
boot_cpu_id = hard_smp_processor_id();
current_tick_offset = timer_tick_offset;
cpu_set(boot_cpu_id, cpu_online_map);
prof_counter(boot_cpu_id) = prof_multiplier(boot_cpu_id) = 1;
}
@@ -1345,18 +1344,6 @@ void __init smp_setup_cpu_possible_map(void)
void __devinit smp_prepare_boot_cpu(void)
{
int cpu = hard_smp_processor_id();
if (cpu >= NR_CPUS) {
prom_printf("Serious problem, boot cpu id >= NR_CPUS\n");
prom_halt();
}
current_thread_info()->cpu = cpu;
__local_per_cpu_offset = __per_cpu_offset(cpu);
cpu_set(smp_processor_id(), cpu_online_map);
cpu_set(smp_processor_id(), phys_cpu_present_map);
}
int __devinit __cpu_up(unsigned int cpu)
@@ -1433,4 +1420,7 @@ void __init setup_per_cpu_areas(void)
for (i = 0; i < NR_CPUS; i++, ptr += size)
memcpy(ptr, __per_cpu_start, __per_cpu_end - __per_cpu_start);
/* Setup %g5 for the boot cpu. */
__local_per_cpu_offset = __per_cpu_offset(smp_processor_id());
}