Merge branch 'cpus4096-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git...

[pandora-kernel.git] / arch / x86 / kernel / microcode.c

diff --git a/arch/x86/kernel/microcode.c b/arch/x86/kernel/microcode.c
index fc47906..6994c75 100644 (file)
--- a/arch/x86/kernel/microcode.c
+++ b/arch/x86/kernel/microcode.c
@@ -388,6 +388,7 @@ static int do_microcode_update (void)
        void *new_mc = NULL;
        int cpu;
        cpumask_t old;
+       cpumask_of_cpu_ptr_declare(newmask);
 
        old = current->cpus_allowed;
 
@@ -404,7 +405,8 @@ static int do_microcode_update (void)
 
                        if (!uci->valid)
                                continue;
-                       set_cpus_allowed_ptr(current, &cpumask_of_cpu(cpu));
+                       cpumask_of_cpu_ptr_next(newmask, cpu);
+                       set_cpus_allowed_ptr(current, newmask);
                        error = get_maching_microcode(new_mc, cpu);
                        if (error < 0)
                                goto out;
@@ -574,6 +576,7 @@ static int apply_microcode_check_cpu(int cpu)
        struct cpuinfo_x86 *c = &cpu_data(cpu);
        struct ucode_cpu_info *uci = ucode_cpu_info + cpu;
        cpumask_t old;
+       cpumask_of_cpu_ptr(newmask, cpu);
        unsigned int val[2];
        int err = 0;
 
@@ -582,7 +585,7 @@ static int apply_microcode_check_cpu(int cpu)
                return 0;
 
        old = current->cpus_allowed;
-       set_cpus_allowed_ptr(current, &cpumask_of_cpu(cpu));
+       set_cpus_allowed_ptr(current, newmask);
 
        /* Check if the microcode we have in memory matches the CPU */
        if (c->x86_vendor != X86_VENDOR_INTEL || c->x86 < 6 ||
@@ -620,11 +623,12 @@ static int apply_microcode_check_cpu(int cpu)
 static void microcode_init_cpu(int cpu, int resume)
 {
        cpumask_t old;
+       cpumask_of_cpu_ptr(newmask, cpu);
        struct ucode_cpu_info *uci = ucode_cpu_info + cpu;
 
        old = current->cpus_allowed;
 
-       set_cpus_allowed_ptr(current, &cpumask_of_cpu(cpu));
+       set_cpus_allowed_ptr(current, newmask);
        mutex_lock(&microcode_mutex);
        collect_cpu_info(cpu);
        if (uci->valid && system_state == SYSTEM_RUNNING && !resume)
@@ -658,11 +662,12 @@ static ssize_t reload_store(struct sys_device *dev,
                return -EINVAL;
        if (val == 1) {
                cpumask_t old;
+               cpumask_of_cpu_ptr(newmask, cpu);
 
                old = current->cpus_allowed;
 
                get_online_cpus();
-               set_cpus_allowed_ptr(current, &cpumask_of_cpu(cpu));
+               set_cpus_allowed_ptr(current, newmask);
 
                mutex_lock(&microcode_mutex);
                if (uci->valid)