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-rw-r--r--lib/pcounter.c58
1 files changed, 0 insertions, 58 deletions
diff --git a/lib/pcounter.c b/lib/pcounter.c
deleted file mode 100644
index 9b56807da93b..000000000000
--- a/lib/pcounter.c
+++ /dev/null
@@ -1,58 +0,0 @@
-/*
- * Define default pcounter functions
- * Note that often used pcounters use dedicated functions to get a speed increase.
- * (see DEFINE_PCOUNTER/REF_PCOUNTER_MEMBER)
- */
-
-#include <linux/module.h>
-#include <linux/pcounter.h>
-#include <linux/smp.h>
-#include <linux/cpumask.h>
-
-static void pcounter_dyn_add(struct pcounter *self, int inc)
-{
- per_cpu_ptr(self->per_cpu_values, smp_processor_id())[0] += inc;
-}
-
-static int pcounter_dyn_getval(const struct pcounter *self, int cpu)
-{
- return per_cpu_ptr(self->per_cpu_values, cpu)[0];
-}
-
-int pcounter_getval(const struct pcounter *self)
-{
- int res = 0, cpu;
-
- for_each_possible_cpu(cpu)
- res += self->getval(self, cpu);
-
- return res;
-}
-EXPORT_SYMBOL_GPL(pcounter_getval);
-
-int pcounter_alloc(struct pcounter *self)
-{
- int rc = 0;
- if (self->add == NULL) {
- self->per_cpu_values = alloc_percpu(int);
- if (self->per_cpu_values != NULL) {
- self->add = pcounter_dyn_add;
- self->getval = pcounter_dyn_getval;
- } else
- rc = 1;
- }
- return rc;
-}
-EXPORT_SYMBOL_GPL(pcounter_alloc);
-
-void pcounter_free(struct pcounter *self)
-{
- if (self->per_cpu_values != NULL) {
- free_percpu(self->per_cpu_values);
- self->per_cpu_values = NULL;
- self->getval = NULL;
- self->add = NULL;
- }
-}
-EXPORT_SYMBOL_GPL(pcounter_free);
-