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Diffstat (limited to 'kernel/smp.c')
-rw-r--r--kernel/smp.c32
1 files changed, 17 insertions, 15 deletions
diff --git a/kernel/smp.c b/kernel/smp.c
index 3061483cb3ad..81cfca9b4cc3 100644
--- a/kernel/smp.c
+++ b/kernel/smp.c
@@ -28,7 +28,7 @@ enum {
};
struct call_function_data {
- struct call_single_data __percpu *csd;
+ call_single_data_t __percpu *csd;
cpumask_var_t cpumask;
cpumask_var_t cpumask_ipi;
};
@@ -51,7 +51,7 @@ int smpcfd_prepare_cpu(unsigned int cpu)
free_cpumask_var(cfd->cpumask);
return -ENOMEM;
}
- cfd->csd = alloc_percpu(struct call_single_data);
+ cfd->csd = alloc_percpu(call_single_data_t);
if (!cfd->csd) {
free_cpumask_var(cfd->cpumask);
free_cpumask_var(cfd->cpumask_ipi);
@@ -103,12 +103,12 @@ void __init call_function_init(void)
* previous function call. For multi-cpu calls its even more interesting
* as we'll have to ensure no other cpu is observing our csd.
*/
-static __always_inline void csd_lock_wait(struct call_single_data *csd)
+static __always_inline void csd_lock_wait(call_single_data_t *csd)
{
smp_cond_load_acquire(&csd->flags, !(VAL & CSD_FLAG_LOCK));
}
-static __always_inline void csd_lock(struct call_single_data *csd)
+static __always_inline void csd_lock(call_single_data_t *csd)
{
csd_lock_wait(csd);
csd->flags |= CSD_FLAG_LOCK;
@@ -116,12 +116,12 @@ static __always_inline void csd_lock(struct call_single_data *csd)
/*
* prevent CPU from reordering the above assignment
* to ->flags with any subsequent assignments to other
- * fields of the specified call_single_data structure:
+ * fields of the specified call_single_data_t structure:
*/
smp_wmb();
}
-static __always_inline void csd_unlock(struct call_single_data *csd)
+static __always_inline void csd_unlock(call_single_data_t *csd)
{
WARN_ON(!(csd->flags & CSD_FLAG_LOCK));
@@ -131,14 +131,14 @@ static __always_inline void csd_unlock(struct call_single_data *csd)
smp_store_release(&csd->flags, 0);
}
-static DEFINE_PER_CPU_SHARED_ALIGNED(struct call_single_data, csd_data);
+static DEFINE_PER_CPU_SHARED_ALIGNED(call_single_data_t, csd_data);
/*
- * Insert a previously allocated call_single_data element
+ * Insert a previously allocated call_single_data_t element
* for execution on the given CPU. data must already have
* ->func, ->info, and ->flags set.
*/
-static int generic_exec_single(int cpu, struct call_single_data *csd,
+static int generic_exec_single(int cpu, call_single_data_t *csd,
smp_call_func_t func, void *info)
{
if (cpu == smp_processor_id()) {
@@ -210,7 +210,7 @@ static void flush_smp_call_function_queue(bool warn_cpu_offline)
{
struct llist_head *head;
struct llist_node *entry;
- struct call_single_data *csd, *csd_next;
+ call_single_data_t *csd, *csd_next;
static bool warned;
WARN_ON(!irqs_disabled());
@@ -268,8 +268,10 @@ static void flush_smp_call_function_queue(bool warn_cpu_offline)
int smp_call_function_single(int cpu, smp_call_func_t func, void *info,
int wait)
{
- struct call_single_data *csd;
- struct call_single_data csd_stack = { .flags = CSD_FLAG_LOCK | CSD_FLAG_SYNCHRONOUS };
+ call_single_data_t *csd;
+ call_single_data_t csd_stack = {
+ .flags = CSD_FLAG_LOCK | CSD_FLAG_SYNCHRONOUS,
+ };
int this_cpu;
int err;
@@ -321,7 +323,7 @@ EXPORT_SYMBOL(smp_call_function_single);
* NOTE: Be careful, there is unfortunately no current debugging facility to
* validate the correctness of this serialization.
*/
-int smp_call_function_single_async(int cpu, struct call_single_data *csd)
+int smp_call_function_single_async(int cpu, call_single_data_t *csd)
{
int err = 0;
@@ -444,7 +446,7 @@ void smp_call_function_many(const struct cpumask *mask,
cpumask_clear(cfd->cpumask_ipi);
for_each_cpu(cpu, cfd->cpumask) {
- struct call_single_data *csd = per_cpu_ptr(cfd->csd, cpu);
+ call_single_data_t *csd = per_cpu_ptr(cfd->csd, cpu);
csd_lock(csd);
if (wait)
@@ -460,7 +462,7 @@ void smp_call_function_many(const struct cpumask *mask,
if (wait) {
for_each_cpu(cpu, cfd->cpumask) {
- struct call_single_data *csd;
+ call_single_data_t *csd;
csd = per_cpu_ptr(cfd->csd, cpu);
csd_lock_wait(csd);