diff options
| author | Rusty Russell <rusty@rustcorp.com.au> | 2009-02-16 17:31:59 -0600 |
|---|---|---|
| committer | Rusty Russell <rusty@rustcorp.com.au> | 2009-02-16 17:32:00 +1030 |
| commit | 1371be0f7c8f6141b2dbfde6a7ae7885bedb9834 (patch) | |
| tree | fb2029b6b59f5e68793f9cad2f10f2b1e5a78e7b /arch/alpha/kernel/smp.c | |
| parent | a0abd520fd69295f4a3735e29a9448a32e101d47 (diff) | |
| download | linux-1371be0f7c8f6141b2dbfde6a7ae7885bedb9834.tar.bz2 | |
cpumask: Use cpu_*_mask accessors code: alpha
Impact: use new API, fix SMP bug.
Use the new accessors rather than frobbing bits directly.
This also removes the bug introduced in ee0c468b (alpha: compile
fixes) which had Alpha setting bits on an on-stack cpumask, not the
cpu_online_map.
Cc: Richard Henderson <rth@twiddle.net>
Cc: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
Signed-off-by: Mike Travis <travis@sgi.com>
Acked-by: Ivan Kokshaysky <ink@jurassic.park.msu.ru>
Acked-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/alpha/kernel/smp.c')
| -rw-r--r-- | arch/alpha/kernel/smp.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/arch/alpha/kernel/smp.c b/arch/alpha/kernel/smp.c index 00f1dc3dfd5f..b1fe5674c3a1 100644 --- a/arch/alpha/kernel/smp.c +++ b/arch/alpha/kernel/smp.c @@ -120,12 +120,12 @@ void __cpuinit smp_callin(void) { int cpuid = hard_smp_processor_id(); - cpumask_t mask = cpu_online_map; - if (cpu_test_and_set(cpuid, mask)) { + if (cpu_online(cpuid)) { printk("??, cpu 0x%x already present??\n", cpuid); BUG(); } + set_cpu_online(cpuid, true); /* Turn on machine checks. */ wrmces(7); @@ -436,8 +436,8 @@ setup_smp(void) ((char *)cpubase + i*hwrpb->processor_size); if ((cpu->flags & 0x1cc) == 0x1cc) { smp_num_probed++; - cpu_set(i, cpu_possible_map); - cpu_set(i, cpu_present_map); + set_cpu_possible(i, true); + set_cpu_present(i, true); cpu->pal_revision = boot_cpu_palrev; } @@ -470,8 +470,8 @@ smp_prepare_cpus(unsigned int max_cpus) /* Nothing to do on a UP box, or when told not to. */ if (smp_num_probed == 1 || max_cpus == 0) { - cpu_possible_map = cpumask_of_cpu(boot_cpuid); - cpu_present_map = cpumask_of_cpu(boot_cpuid); + init_cpu_possible(cpumask_of(boot_cpuid)); + init_cpu_present(cpumask_of(boot_cpuid)); printk(KERN_INFO "SMP mode deactivated.\n"); return; } |