diff options
author | Li Zefan <lizf@cn.fujitsu.com> | 2009-06-15 14:58:26 +0800 |
---|---|---|
committer | Stephen Rothwell <sfr@canb.auug.org.au> | 2009-06-25 10:20:09 +1000 |
commit | c7c2eb84b20e64611d1902e21b2a3a773f975625 (patch) | |
tree | eff480e13b9dc0e11d7e348324d3bdf364260bea /arch/x86 | |
parent | ac1b7c378ef26fba6694d5f118fe7fc16fee2fe2 (diff) |
cpumask: use zalloc_cpumask_var() where possible
Remove open-coded zalloc_cpumask_var() and zalloc_cpumask_var_node().
Signed-off-by: Li Zefan <lizf@cn.fujitsu.com>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
Diffstat (limited to 'arch/x86')
-rw-r--r-- | arch/x86/kernel/apic/io_apic.c | 7 | ||||
-rw-r--r-- | arch/x86/kernel/process.c | 6 | ||||
-rw-r--r-- | arch/x86/kernel/smpboot.c | 9 |
3 files changed, 7 insertions, 15 deletions
diff --git a/arch/x86/kernel/apic/io_apic.c b/arch/x86/kernel/apic/io_apic.c index b7a79207295e..ce6e3e992789 100644 --- a/arch/x86/kernel/apic/io_apic.c +++ b/arch/x86/kernel/apic/io_apic.c @@ -215,17 +215,14 @@ static struct irq_cfg *get_one_free_irq_cfg(int node) cfg = kzalloc_node(sizeof(*cfg), GFP_ATOMIC, node); if (cfg) { - if (!alloc_cpumask_var_node(&cfg->domain, GFP_ATOMIC, node)) { + if (!zalloc_cpumask_var_node(&cfg->domain, GFP_ATOMIC, node)) { kfree(cfg); cfg = NULL; - } else if (!alloc_cpumask_var_node(&cfg->old_domain, + } else if (!zalloc_cpumask_var_node(&cfg->old_domain, GFP_ATOMIC, node)) { free_cpumask_var(cfg->domain); kfree(cfg); cfg = NULL; - } else { - cpumask_clear(cfg->domain); - cpumask_clear(cfg->old_domain); } } diff --git a/arch/x86/kernel/process.c b/arch/x86/kernel/process.c index 994dd6a4a2a0..b8143acf30f3 100644 --- a/arch/x86/kernel/process.c +++ b/arch/x86/kernel/process.c @@ -572,10 +572,8 @@ void __cpuinit select_idle_routine(const struct cpuinfo_x86 *c) void __init init_c1e_mask(void) { /* If we're using c1e_idle, we need to allocate c1e_mask. */ - if (pm_idle == c1e_idle) { - alloc_cpumask_var(&c1e_mask, GFP_KERNEL); - cpumask_clear(c1e_mask); - } + if (pm_idle == c1e_idle) + zalloc_cpumask_var(&c1e_mask, GFP_KERNEL); } static int __init idle_setup(char *str) diff --git a/arch/x86/kernel/smpboot.c b/arch/x86/kernel/smpboot.c index 2fecda69ee64..70bd79be115e 100644 --- a/arch/x86/kernel/smpboot.c +++ b/arch/x86/kernel/smpboot.c @@ -1057,12 +1057,9 @@ void __init native_smp_prepare_cpus(unsigned int max_cpus) #endif current_thread_info()->cpu = 0; /* needed? */ for_each_possible_cpu(i) { - alloc_cpumask_var(&per_cpu(cpu_sibling_map, i), GFP_KERNEL); - alloc_cpumask_var(&per_cpu(cpu_core_map, i), GFP_KERNEL); - alloc_cpumask_var(&cpu_data(i).llc_shared_map, GFP_KERNEL); - cpumask_clear(per_cpu(cpu_core_map, i)); - cpumask_clear(per_cpu(cpu_sibling_map, i)); - cpumask_clear(cpu_data(i).llc_shared_map); + zalloc_cpumask_var(&per_cpu(cpu_sibling_map, i), GFP_KERNEL); + zalloc_cpumask_var(&per_cpu(cpu_core_map, i), GFP_KERNEL); + zalloc_cpumask_var(&cpu_data(i).llc_shared_map, GFP_KERNEL); } set_cpu_sibling_map(0); |