From: Fenghua Yu <fenghua...@intel.com>
We use ci_cpu_cacheinfo in CAT. Export this function for CAT to reuse.
Signed-off-by: Fenghua Yu <fenghua...@intel.com>
Reviewed-by: Tony Luck <tony.l...@intel.com>
---
drivers/base/cacheinfo.c | 2 +-
include/linux/cacheinfo.h | 2 ++
2 files changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/base/cacheinfo.c b/drivers/base/cacheinfo.c
index 2a21c15..f6e269a 100644
--- a/drivers/base/cacheinfo.c
+++ b/drivers/base/cacheinfo.c
@@ -29,7 +29,7 @@
#include <linux/sysfs.h>
/* pointer to per cpu cacheinfo */
-static DEFINE_PER_CPU(struct cpu_cacheinfo, ci_cpu_cacheinfo);
+DEFINE_PER_CPU(struct cpu_cacheinfo, ci_cpu_cacheinfo);
#define ci_cacheinfo(cpu) (&per_cpu(ci_cpu_cacheinfo, cpu))
#define cache_leaves(cpu) (ci_cacheinfo(cpu)->num_leaves)
#define per_cpu_cacheinfo(cpu) (ci_cacheinfo(cpu)->info_list)
diff --git a/include/linux/cacheinfo.h b/include/linux/cacheinfo.h
index cf6984d..fa5e829 100644
--- a/include/linux/cacheinfo.h
+++ b/include/linux/cacheinfo.h
@@ -94,6 +94,8 @@ int func(unsigned int cpu)
\
return ret; \
}
+#define ci_cacheinfo(cpu) (&per_cpu(ci_cpu_cacheinfo, cpu))
+
struct cpu_cacheinfo *get_cpu_cacheinfo(unsigned int cpu);
int init_cache_level(unsigned int cpu);
int populate_cache_leaves(unsigned int cpu);
--
2.5.0
