diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/Makefile | 1 | ||||
| -rw-r--r-- | lib/pcounter.c | 58 |
2 files changed, 0 insertions, 59 deletions
diff --git a/lib/Makefile b/lib/Makefile index 23de261a4c83..4d059d469554 100644 --- a/lib/Makefile +++ b/lib/Makefile @@ -61,7 +61,6 @@ obj-$(CONFIG_TEXTSEARCH_KMP) += ts_kmp.o obj-$(CONFIG_TEXTSEARCH_BM) += ts_bm.o obj-$(CONFIG_TEXTSEARCH_FSM) += ts_fsm.o obj-$(CONFIG_SMP) += percpu_counter.o -obj-$(CONFIG_SMP) += pcounter.o obj-$(CONFIG_AUDIT_GENERIC) += audit.o obj-$(CONFIG_SWIOTLB) += swiotlb.o 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); - |