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Diffstat (limited to 'arch')
-rw-r--r--arch/i386/kernel/process.c4
-rw-r--r--arch/x86_64/kernel/process.c4
2 files changed, 6 insertions, 2 deletions
diff --git a/arch/i386/kernel/process.c b/arch/i386/kernel/process.c
index 1e1fa3e391a..dd53c58f64f 100644
--- a/arch/i386/kernel/process.c
+++ b/arch/i386/kernel/process.c
@@ -205,7 +205,7 @@ void cpu_idle(void)
void cpu_idle_wait(void)
{
unsigned int cpu, this_cpu = get_cpu();
- cpumask_t map;
+ cpumask_t map, tmp = current->cpus_allowed;
set_cpus_allowed(current, cpumask_of_cpu(this_cpu));
put_cpu();
@@ -227,6 +227,8 @@ void cpu_idle_wait(void)
}
cpus_and(map, map, cpu_online_map);
} while (!cpus_empty(map));
+
+ set_cpus_allowed(current, tmp);
}
EXPORT_SYMBOL_GPL(cpu_idle_wait);
diff --git a/arch/x86_64/kernel/process.c b/arch/x86_64/kernel/process.c
index f6226055d53..7451a4c43c1 100644
--- a/arch/x86_64/kernel/process.c
+++ b/arch/x86_64/kernel/process.c
@@ -144,7 +144,7 @@ static void poll_idle (void)
void cpu_idle_wait(void)
{
unsigned int cpu, this_cpu = get_cpu();
- cpumask_t map;
+ cpumask_t map, tmp = current->cpus_allowed;
set_cpus_allowed(current, cpumask_of_cpu(this_cpu));
put_cpu();
@@ -167,6 +167,8 @@ void cpu_idle_wait(void)
}
cpus_and(map, map, cpu_online_map);
} while (!cpus_empty(map));
+
+ set_cpus_allowed(current, tmp);
}
EXPORT_SYMBOL_GPL(cpu_idle_wait);