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Merge branch 'cpus4096-for-linus-2' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip

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* 'cpus4096-for-linus-2' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: (66 commits)
  x86: export vector_used_by_percpu_irq
  x86: use logical apicid in x2apic_cluster's x2apic_cpu_mask_to_apicid_and()
  sched: nominate preferred wakeup cpu, fix
  x86: fix lguest used_vectors breakage, -v2
  x86: fix warning in arch/x86/kernel/io_apic.c
  sched: fix warning in kernel/sched.c
  sched: move test_sd_parent() to an SMP section of sched.h
  sched: add SD_BALANCE_NEWIDLE at MC and CPU level for sched_mc>0
  sched: activate active load balancing in new idle cpus
  sched: bias task wakeups to preferred semi-idle packages
  sched: nominate preferred wakeup cpu
  sched: favour lower logical cpu number for sched_mc balance
  sched: framework for sched_mc/smt_power_savings=N
  sched: convert BALANCE_FOR_xx_POWER to inline functions
  x86: use possible_cpus=NUM to extend the possible cpus allowed
  x86: fix cpu_mask_to_apicid_and to include cpu_online_mask
  x86: update io_apic.c to the new cpumask code
  x86: Introduce topology_core_cpumask()/topology_thread_cpumask()
  x86: xen: use smp_call_function_many()
  x86: use work_on_cpu in x86/kernel/cpu/mcheck/mce_amd_64.c
  ...

Fixed up trivial conflict in kernel/time/tick-sched.c manually
This commit is contained in:
Linus Torvalds 2009-01-02 11:44:09 -08:00
commit b840d79631
198 changed files with 2018 additions and 1423 deletions
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1
arch/alpha/include/asm/smp.h
View file

@ -45,7 +45,6 @@ extern struct cpuinfo_alpha cpu_data[NR_CPUS];
#define raw_smp_processor_id() (current_thread_info()->cpu)
extern int smp_num_cpus;
#define cpu_possible_map cpu_present_map
extern void arch_send_call_function_single_ipi(int cpu);
extern void arch_send_call_function_ipi(cpumask_t mask);

2
arch/alpha/kernel/irq.c
View file

@ -55,7 +55,7 @@ int irq_select_affinity(unsigned int irq)
last_cpu = cpu;
irq_desc[irq].affinity = cpumask_of_cpu(cpu);
irq_desc[irq].chip->set_affinity(irq, cpumask_of_cpu(cpu));
irq_desc[irq].chip->set_affinity(irq, cpumask_of(cpu));
return 0;
}
#endif /* CONFIG_SMP */

2
arch/alpha/kernel/process.c
View file

@ -94,6 +94,7 @@ common_shutdown_1(void *generic_ptr)
flags |= 0x00040000UL; /* "remain halted" */
*pflags = flags;
cpu_clear(cpuid, cpu_present_map);
cpu_clear(cpuid, cpu_possible_map);
halt();
}
#endif
@ -120,6 +121,7 @@ common_shutdown_1(void *generic_ptr)
#ifdef CONFIG_SMP
/* Wait for the secondaries to halt. */
cpu_clear(boot_cpuid, cpu_present_map);
cpu_clear(boot_cpuid, cpu_possible_map);
while (cpus_weight(cpu_present_map))
barrier();
#endif

7
arch/alpha/kernel/smp.c
View file

@ -70,11 +70,6 @@ enum ipi_message_type {
/* Set to a secondary's cpuid when it comes online. */
static int smp_secondary_alive __devinitdata = 0;
/* Which cpus ids came online. */
cpumask_t cpu_online_map;
EXPORT_SYMBOL(cpu_online_map);
int smp_num_probed; /* Internal processor count */
int smp_num_cpus = 1; /* Number that came online. */
EXPORT_SYMBOL(smp_num_cpus);
@ -440,6 +435,7 @@ setup_smp(void)
((char *)cpubase + i*hwrpb->processor_size);
if ((cpu->flags & 0x1cc) == 0x1cc) {
smp_num_probed++;
cpu_set(i, cpu_possible_map);
cpu_set(i, cpu_present_map);
cpu->pal_revision = boot_cpu_palrev;
}
@ -473,6 +469,7 @@ smp_prepare_cpus(unsigned int max_cpus)
/* Nothing to do on a UP box, or when told not to. */
if (smp_num_probed == 1 || max_cpus == 0) {
cpu_possible_map = cpumask_of_cpu(boot_cpuid);
cpu_present_map = cpumask_of_cpu(boot_cpuid);
printk(KERN_INFO "SMP mode deactivated.\n");
return;

8
arch/alpha/kernel/sys_dp264.c
View file

@ -177,19 +177,19 @@ cpu_set_irq_affinity(unsigned int irq, cpumask_t affinity)
}
static void
dp264_set_affinity(unsigned int irq, cpumask_t affinity)
dp264_set_affinity(unsigned int irq, const struct cpumask *affinity)
{
spin_lock(&dp264_irq_lock);
cpu_set_irq_affinity(irq, affinity);
cpu_set_irq_affinity(irq, *affinity);
tsunami_update_irq_hw(cached_irq_mask);
spin_unlock(&dp264_irq_lock);
}
static void
clipper_set_affinity(unsigned int irq, cpumask_t affinity)
clipper_set_affinity(unsigned int irq, const struct cpumask *affinity)
{
spin_lock(&dp264_irq_lock);
cpu_set_irq_affinity(irq - 16, affinity);
cpu_set_irq_affinity(irq - 16, *affinity);
tsunami_update_irq_hw(cached_irq_mask);
spin_unlock(&dp264_irq_lock);
}

4
arch/alpha/kernel/sys_titan.c
View file

@ -158,10 +158,10 @@ titan_cpu_set_irq_affinity(unsigned int irq, cpumask_t affinity)
}
static void
titan_set_irq_affinity(unsigned int irq, cpumask_t affinity)
titan_set_irq_affinity(unsigned int irq, const struct cpumask *affinity)
{
spin_lock(&titan_irq_lock);
titan_cpu_set_irq_affinity(irq - 16, affinity);
titan_cpu_set_irq_affinity(irq - 16, *affinity);
titan_update_irq_hw(titan_cached_irq_mask);
spin_unlock(&titan_irq_lock);
}