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authorThomas Gleixner <tglx@linutronix.de>2009-11-06 22:41:51 +0000
committerKyle McMartin <kyle@mcmartin.ca>2009-12-16 03:48:55 +0000
commit6ad6c4245e4ed0b88f5ee379c04c834b52b272a6 (patch)
tree6f796006f764764c899f45461d7420558b157cc8 /arch/parisc/kernel
parent8f78df872d463ac43315916663b3e688ebb2422f (diff)
parisc: Replace old style lock init in smp.c
SPIN_LOCK_UNLOCKED is deprecated. Init the per cpu locks at runtime instead. (Also kills the unused smp_lock --kyle) Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Kyle McMartin <kyle@mcmartin.ca>
Diffstat (limited to 'arch/parisc/kernel')
-rw-r--r--arch/parisc/kernel/smp.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/arch/parisc/kernel/smp.c b/arch/parisc/kernel/smp.c
index 1fd0f0cec03..3f2fce8ce6b 100644
--- a/arch/parisc/kernel/smp.c
+++ b/arch/parisc/kernel/smp.c
@@ -60,8 +60,6 @@ static int smp_debug_lvl = 0;
#define smp_debug(lvl, ...) do { } while(0)
#endif /* DEBUG_SMP */
-DEFINE_SPINLOCK(smp_lock);
-
volatile struct task_struct *smp_init_current_idle_task;
/* track which CPU is booting */
@@ -69,7 +67,7 @@ static volatile int cpu_now_booting __cpuinitdata;
static int parisc_max_cpus __cpuinitdata = 1;
-DEFINE_PER_CPU(spinlock_t, ipi_lock) = SPIN_LOCK_UNLOCKED;
+static DEFINE_PER_CPU(spinlock_t, ipi_lock);
enum ipi_message_type {
IPI_NOP=0,
@@ -438,6 +436,11 @@ void __init smp_prepare_boot_cpu(void)
*/
void __init smp_prepare_cpus(unsigned int max_cpus)
{
+ int cpu;
+
+ for_each_possible_cpu(cpu)
+ spin_lock_init(&per_cpu(ipi_lock, cpu));
+
init_cpu_present(cpumask_of(0));
parisc_max_cpus = max_cpus;