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-rw-r--r--include/linux/percpu.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/include/linux/percpu.h b/include/linux/percpu.h
index a93e5bfdccb8..11d5f834b54a 100644
--- a/include/linux/percpu.h
+++ b/include/linux/percpu.h
@@ -137,6 +137,7 @@ extern int __init pcpu_page_first_chunk(size_t reserved_size,
extern void __percpu *__alloc_reserved_percpu(size_t size, size_t align);
extern void __percpu *__alloc_percpu(size_t size, size_t align);
extern void free_percpu(void __percpu *__pdata);
+extern bool is_kernel_percpu_address(unsigned long addr);
extern phys_addr_t per_cpu_ptr_to_phys(void *addr);
#ifndef CONFIG_HAVE_SETUP_PER_CPU_AREA
@@ -163,6 +164,12 @@ static inline void free_percpu(void __percpu *p)
kfree(p);
}
+/* can't distinguish from other static vars, always false */
+static inline bool is_kernel_percpu_address(unsigned long addr)
+{
+ return false;
+}
+
static inline phys_addr_t per_cpu_ptr_to_phys(void *addr)
{
return __pa(addr);