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authorLinus Torvalds <torvalds@linux-foundation.org>2009-01-03 12:04:39 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2009-01-03 12:04:39 -0800
commit7d3b56ba37a95f1f370f50258ed3954c304c524b (patch)
tree86102527b92f02450aa245f084ffb491c18d2e0a /init
parent269b012321f2f1f8e4648c43a93bf432b42c6668 (diff)
parentab14398abd195af91a744c320a52a1bce814dd1e (diff)
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Merge branch 'cpus4096-for-linus-3' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'cpus4096-for-linus-3' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: (77 commits) x86: setup_per_cpu_areas() cleanup cpumask: fix compile error when CONFIG_NR_CPUS is not defined cpumask: use alloc_cpumask_var_node where appropriate cpumask: convert shared_cpu_map in acpi_processor* structs to cpumask_var_t x86: use cpumask_var_t in acpi/boot.c x86: cleanup some remaining usages of NR_CPUS where s/b nr_cpu_ids sched: put back some stack hog changes that were undone in kernel/sched.c x86: enable cpus display of kernel_max and offlined cpus ia64: cpumask fix for is_affinity_mask_valid() cpumask: convert RCU implementations, fix xtensa: define __fls mn10300: define __fls m32r: define __fls h8300: define __fls frv: define __fls cris: define __fls cpumask: CONFIG_DISABLE_OBSOLETE_CPUMASK_FUNCTIONS cpumask: zero extra bits in alloc_cpumask_var_node cpumask: replace for_each_cpu_mask_nr with for_each_cpu in kernel/time/ cpumask: convert mm/ ...
Diffstat (limited to 'init')
-rw-r--r--init/main.c13
1 files changed, 4 insertions, 9 deletions
diff --git a/init/main.c b/init/main.c
index ad8f9f53f8d..cd168ebc592 100644
--- a/init/main.c
+++ b/init/main.c
@@ -371,12 +371,7 @@ EXPORT_SYMBOL(nr_cpu_ids);
/* An arch may set nr_cpu_ids earlier if needed, so this would be redundant */
static void __init setup_nr_cpu_ids(void)
{
- int cpu, highest_cpu = 0;
-
- for_each_possible_cpu(cpu)
- highest_cpu = cpu;
-
- nr_cpu_ids = highest_cpu + 1;
+ nr_cpu_ids = find_last_bit(cpumask_bits(cpu_possible_mask),NR_CPUS) + 1;
}
#ifndef CONFIG_HAVE_SETUP_PER_CPU_AREA
@@ -518,9 +513,9 @@ static void __init boot_cpu_init(void)
{
int cpu = smp_processor_id();
/* Mark the boot cpu "present", "online" etc for SMP and UP case */
- cpu_set(cpu, cpu_online_map);
- cpu_set(cpu, cpu_present_map);
- cpu_set(cpu, cpu_possible_map);
+ set_cpu_online(cpu, true);
+ set_cpu_present(cpu, true);
+ set_cpu_possible(cpu, true);
}
void __init __weak smp_setup_processor_id(void)