percpu: introduce DEFINE_PER_CPU_PAGE_ALIGNED() macro

[linux-2.6-omap-h63xx.git] / include / linux / percpu.h

diff --git a/include/linux/percpu.h b/include/linux/percpu.h
index 4cdd393e71e1bb70ee0286c16f2aeb08d1458d98..2edacc8e6b8b887e6a2eed2ab0a1aeb9644ec62d 100644 (file)
--- a/include/linux/percpu.h
+++ b/include/linux/percpu.h
@@ -23,12 +23,19 @@
        __attribute__((__section__(SHARED_ALIGNED_SECTION)))            \
        PER_CPU_ATTRIBUTES __typeof__(type) per_cpu__##name             \
        ____cacheline_aligned_in_smp
+
+#define DEFINE_PER_CPU_PAGE_ALIGNED(type, name)                        \
+       __attribute__((__section__(".data.percpu.page_aligned")))       \
+       PER_CPU_ATTRIBUTES __typeof__(type) per_cpu__##name
 #else
 #define DEFINE_PER_CPU(type, name)                                     \
        PER_CPU_ATTRIBUTES __typeof__(type) per_cpu__##name
 
 #define DEFINE_PER_CPU_SHARED_ALIGNED(type, name)                    \
        DEFINE_PER_CPU(type, name)
+
+#define DEFINE_PER_CPU_PAGE_ALIGNED(type, name)                      \
+       DEFINE_PER_CPU(type, name)
 #endif
 
 #define EXPORT_PER_CPU_SYMBOL(var) EXPORT_SYMBOL(per_cpu__##var)