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| author | Lee Schermerhorn <lee.schermerhorn@hp.com> | 2010-05-26 14:44:59 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2010-05-27 09:12:57 -0700 |
| commit | 3bccd996276b108c138e8176793a26ecef54d573 (patch) | |
| tree | dbd597ae480fa6b8b4dac01f32b054bea5fbb3a0 /arch/ia64/kernel/smpboot.c | |
| parent | e534c7c5f8d6e9fc46f57fab067c7e48d8ceb172 (diff) | |
| download | kernel_samsung_crespo-3bccd996276b108c138e8176793a26ecef54d573.zip kernel_samsung_crespo-3bccd996276b108c138e8176793a26ecef54d573.tar.gz kernel_samsung_crespo-3bccd996276b108c138e8176793a26ecef54d573.tar.bz2 | |
numa: ia64: use generic percpu var numa_node_id() implementation
ia64: Use generic percpu implementation of numa_node_id()
+ intialize per cpu 'numa_node'
+ remove ia64 cpu_to_node() macro; use generic
+ define CONFIG_USE_PERCPU_NUMA_NODE_ID when NUMA configured
Signed-off-by: Lee Schermerhorn <lee.schermerhorn@hp.com>
Reviewed-by: Christoph Lameter <cl@linux-foundation.org>
Cc: Tejun Heo <tj@kernel.org>
Cc: Mel Gorman <mel@csn.ul.ie>
Cc: Christoph Lameter <cl@linux-foundation.org>
Cc: Nick Piggin <npiggin@suse.de>
Cc: David Rientjes <rientjes@google.com>
Cc: Eric Whitney <eric.whitney@hp.com>
Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: "H. Peter Anvin" <hpa@zytor.com>
Cc: "Luck, Tony" <tony.luck@intel.com>
Cc: Pekka Enberg <penberg@cs.helsinki.fi>
Cc: <linux-arch@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/ia64/kernel/smpboot.c')
| -rw-r--r-- | arch/ia64/kernel/smpboot.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/ia64/kernel/smpboot.c b/arch/ia64/kernel/smpboot.c index e5230b2..8aae2d9 100644 --- a/arch/ia64/kernel/smpboot.c +++ b/arch/ia64/kernel/smpboot.c @@ -390,6 +390,11 @@ smp_callin (void) fix_b0_for_bsp(); + /* + * numa_node_id() works after this. + */ + set_numa_node(cpu_to_node_map[cpuid]); + ipi_call_lock_irq(); spin_lock(&vector_lock); /* Setup the per cpu irq handling data structures */ @@ -632,6 +637,7 @@ void __devinit smp_prepare_boot_cpu(void) { cpu_set(smp_processor_id(), cpu_online_map); cpu_set(smp_processor_id(), cpu_callin_map); + set_numa_node(cpu_to_node_map[smp_processor_id()]); per_cpu(cpu_state, smp_processor_id()) = CPU_ONLINE; paravirt_post_smp_prepare_boot_cpu(); } |