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| author | Tony Luck <tony.luck@intel.com> | 2006-03-21 08:16:21 -0800 |
|---|---|---|
| committer | Tony Luck <tony.luck@intel.com> | 2006-03-21 08:16:21 -0800 |
| commit | 536ea4e4198eeaa5a73fb734ea675e621609bb7e (patch) | |
| tree | 321384a2233413d7df5f00b3356116c8b05ef08d /arch/ia64/mm | |
| parent | 7705a8792b0fc82fd7d4dd923724606bbfd9fb20 (diff) | |
| parent | b88e926584bf100bc23f5e76b7b674d4257edcb0 (diff) | |
| download | op-kernel-dev-536ea4e4198eeaa5a73fb734ea675e621609bb7e.zip op-kernel-dev-536ea4e4198eeaa5a73fb734ea675e621609bb7e.tar.gz | |
Pull bsp-removal into release branch
Diffstat (limited to 'arch/ia64/mm')
| -rw-r--r-- | arch/ia64/mm/contig.c | 4 | ||||
| -rw-r--r-- | arch/ia64/mm/discontig.c | 9 |
2 files changed, 10 insertions, 3 deletions
diff --git a/arch/ia64/mm/contig.c b/arch/ia64/mm/contig.c index acaaec4..9855ba3 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 c87d6d1..573d5cc 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()]; } |
