[PATCH 3/13] cpumask: Use accessors for cpu_*_mask: mips

From: Rusty Russell
Date: Fri Jun 12 2009 - 09:39:20 EST



Use the accessors rather than frobbing bits directly (the new versions
are const).

Signed-off-by: Rusty Russell <rusty@xxxxxxxxxxxxxxx>
Signed-off-by: Mike Travis <travis@xxxxxxx>
---
arch/mips/kernel/smp-cmp.c | 5 ++++-
arch/mips/kernel/smp.c | 2 +-
2 files changed, 5 insertions(+), 2 deletions(-)

--- linux-2.6.28.orig/arch/mips/kernel/smp-cmp.c
+++ linux-2.6.28/arch/mips/kernel/smp-cmp.c
@@ -52,8 +52,11 @@ static int __init allowcpus(char *str)

cpus_clear(cpu_allow_map);
if (cpulist_parse(str, &cpu_allow_map) == 0) {
cpu_set(0, cpu_allow_map);
- cpus_and(cpu_possible_map, cpu_possible_map, cpu_allow_map);
+ unsigned int i;
+ for (i = 1; i < nr_cpu_ids; i++)
+ if (!cpumask_test_cpu(i, cpu_allow_map))
+ set_cpu_possible(i, false);
len = cpulist_scnprintf(buf, sizeof(buf)-1, &cpu_possible_map);
buf[len] = '\0';
pr_debug("Allowable CPUs: %s\n", buf);
--- linux-2.6.28.orig/arch/mips/kernel/smp.c
+++ linux-2.6.28/arch/mips/kernel/smp.c
@@ -186,7 +186,7 @@ void __init smp_prepare_cpus(unsigned in
mp_ops->prepare_cpus(max_cpus);
set_cpu_sibling_map(0);
#ifndef CONFIG_HOTPLUG_CPU
- cpu_present_map = cpu_possible_map;
+ init_cpu_present(&cpu_possible_map);
#endif
}


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