diff options
| author | Mike Travis <travis@sgi.com> | 2008-12-31 18:08:47 -0800 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-01-03 19:15:40 +0100 |
| commit | 80855f7361eb68205e6bc1981928629d9b02d5c9 (patch) | |
| tree | 029e78df08989c8d335b67a8031c784136a57539 /arch/x86/kernel/io_apic.c | |
| parent | 2fdf66b491ac706657946442789ec644cc317e1a (diff) | |
cpumask: use alloc_cpumask_var_node where appropriate
Impact: Reduce inter-node memory traffic.
Reduces inter-node memory traffic (offloading the global system bus)
by allocating referenced struct cpumasks on the same node as the
referring struct.
Signed-off-by: Mike Travis <travis@sgi.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/x86/kernel/io_apic.c')
| -rw-r--r-- | arch/x86/kernel/io_apic.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/arch/x86/kernel/io_apic.c b/arch/x86/kernel/io_apic.c index 3e070bb961d..a25c3f76b8a 100644 --- a/arch/x86/kernel/io_apic.c +++ b/arch/x86/kernel/io_apic.c @@ -212,11 +212,11 @@ static struct irq_cfg *get_one_free_irq_cfg(int cpu) cfg = kzalloc_node(sizeof(*cfg), GFP_ATOMIC, node); if (cfg) { - /* FIXME: needs alloc_cpumask_var_node() */ - if (!alloc_cpumask_var(&cfg->domain, GFP_ATOMIC)) { + if (!alloc_cpumask_var_node(&cfg->domain, GFP_ATOMIC, node)) { kfree(cfg); cfg = NULL; - } else if (!alloc_cpumask_var(&cfg->old_domain, GFP_ATOMIC)) { + } else if (!alloc_cpumask_var_node(&cfg->old_domain, + GFP_ATOMIC, node)) { free_cpumask_var(cfg->domain); kfree(cfg); cfg = NULL; |