diff options
| author | Linus Torvalds <torvalds@g5.osdl.org> | 2006-03-21 15:58:17 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-03-21 15:58:17 -0800 |
| commit | e952f31bce6e9f64db01f607abc46529ba57ac9e (patch) | |
| tree | b746bcd315d4f86c9ed7617939f29339fc692852 /arch/ia64/mm/discontig.c | |
| parent | e0f4ab8a1741193891f096aa63df9ac8672af54c (diff) | |
| parent | 133a58c1fd97022690d53dd58df56579193cbc1d (diff) | |
Merge branch 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/aegl/linux-2.6
* 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/aegl/linux-2.6:
[IA64-SGI] SN2-XP reduce kmalloc wrapper inlining
[IA64] MCA: remove obsolete ifdef
[IA64] MCA: update MCA comm field for user space tasks
[IA64] MCA: print messages in MCA handler
[IA64-SGI] - Eliminate SN pio_phys_xxx macros. Move to assembly
[IA64] use icc defined constant
[IA64] add __builtin_trap definition for icc build
[IA64] clean up asm/intel_intrin.h
[IA64] map ia64_hint definition to intel compiler intrinsic
[IA64] hooks to wait for mmio writes to drain when migrating processes
[IA64-SGI] driver bugfixes and hardware workarounds for CE1.0 asic
[IA64-SGI] Handle SC env. powerdown events
[IA64] Delete MCA/INIT sigdelayed code
[IA64-SGI] sem2mutex ioc4.c
[IA64] implement ia64 specific mutex primitives
[IA64] Fix UP build with BSP removal support.
[IA64] support for cpu0 removal
Diffstat (limited to 'arch/ia64/mm/discontig.c')
| -rw-r--r-- | arch/ia64/mm/discontig.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/arch/ia64/mm/discontig.c b/arch/ia64/mm/discontig.c index c87d6d1d5813..573d5cc63e2b 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()]; } |