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-rw-r--r--include/asm-generic/percpu.h12
1 files changed, 2 insertions, 10 deletions
diff --git a/include/asm-generic/percpu.h b/include/asm-generic/percpu.h
index c41b1a731129..4b8d31cda1a0 100644
--- a/include/asm-generic/percpu.h
+++ b/include/asm-generic/percpu.h
@@ -47,7 +47,7 @@ extern unsigned long __per_cpu_offset[NR_CPUS];
47#endif 47#endif
48 48
49/* 49/*
50 * A percpu variable may point to a discarded reghions. The following are 50 * A percpu variable may point to a discarded regions. The following are
51 * established ways to produce a usable pointer from the percpu variable 51 * established ways to produce a usable pointer from the percpu variable
52 * offset. 52 * offset.
53 */ 53 */
@@ -59,18 +59,10 @@ extern unsigned long __per_cpu_offset[NR_CPUS];
59 (*SHIFT_PERCPU_PTR(&per_cpu_var(var), __my_cpu_offset)) 59 (*SHIFT_PERCPU_PTR(&per_cpu_var(var), __my_cpu_offset))
60 60
61 61
62#ifdef CONFIG_ARCH_SETS_UP_PER_CPU_AREA 62#ifdef CONFIG_HAVE_SETUP_PER_CPU_AREA
63extern void setup_per_cpu_areas(void); 63extern void setup_per_cpu_areas(void);
64#endif 64#endif
65 65
66/* A macro to avoid #include hell... */
67#define percpu_modcopy(pcpudst, src, size) \
68do { \
69 unsigned int __i; \
70 for_each_possible_cpu(__i) \
71 memcpy((pcpudst)+per_cpu_offset(__i), \
72 (src), (size)); \
73} while (0)
74#else /* ! SMP */ 66#else /* ! SMP */
75 67
76#define per_cpu(var, cpu) (*((void)(cpu), &per_cpu_var(var))) 68#define per_cpu(var, cpu) (*((void)(cpu), &per_cpu_var(var)))