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authorTony Luck <tony.luck@intel.com>2006-03-21 08:16:21 -0800
committerTony Luck <tony.luck@intel.com>2006-03-21 08:16:21 -0800
commit536ea4e4198eeaa5a73fb734ea675e621609bb7e (patch)
tree321384a2233413d7df5f00b3356116c8b05ef08d /arch/ia64/mm
parent7705a8792b0fc82fd7d4dd923724606bbfd9fb20 (diff)
parentb88e926584bf100bc23f5e76b7b674d4257edcb0 (diff)
Pull bsp-removal into release branch
Diffstat (limited to 'arch/ia64/mm')
-rw-r--r--arch/ia64/mm/contig.c4
-rw-r--r--arch/ia64/mm/discontig.c9
2 files changed, 10 insertions, 3 deletions
diff --git a/arch/ia64/mm/contig.c b/arch/ia64/mm/contig.c
index acaaec4e468..9855ba31809 100644
--- a/arch/ia64/mm/contig.c
+++ b/arch/ia64/mm/contig.c
@@ -181,13 +181,15 @@ per_cpu_init (void)
{
void *cpu_data;
int cpu;
+ static int first_time=1;
/*
* get_free_pages() cannot be used before cpu_init() done. BSP
* allocates "NR_CPUS" pages for all CPUs to avoid that AP calls
* get_zeroed_page().
*/
- if (smp_processor_id() == 0) {
+ if (first_time) {
+ first_time=0;
cpu_data = __alloc_bootmem(PERCPU_PAGE_SIZE * NR_CPUS,
PERCPU_PAGE_SIZE, __pa(MAX_DMA_ADDRESS));
for (cpu = 0; cpu < NR_CPUS; cpu++) {
diff --git a/arch/ia64/mm/discontig.c b/arch/ia64/mm/discontig.c
index c87d6d1d581..573d5cc63e2 100644
--- a/arch/ia64/mm/discontig.c
+++ b/arch/ia64/mm/discontig.c
@@ -528,12 +528,17 @@ void __init find_memory(void)
void *per_cpu_init(void)
{
int cpu;
+ static int first_time = 1;
+
if (smp_processor_id() != 0)
return __per_cpu_start + __per_cpu_offset[smp_processor_id()];
- for (cpu = 0; cpu < NR_CPUS; cpu++)
- per_cpu(local_per_cpu_offset, cpu) = __per_cpu_offset[cpu];
+ if (first_time) {
+ first_time = 0;
+ for (cpu = 0; cpu < NR_CPUS; cpu++)
+ per_cpu(local_per_cpu_offset, cpu) = __per_cpu_offset[cpu];
+ }
return __per_cpu_start + __per_cpu_offset[smp_processor_id()];
}