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-rw-r--r--include/linux/percpu-defs.h12
1 files changed, 12 insertions, 0 deletions
diff --git a/include/linux/percpu-defs.h b/include/linux/percpu-defs.h
index 27ef6b190ea..018db9a62ff 100644
--- a/include/linux/percpu-defs.h
+++ b/include/linux/percpu-defs.h
@@ -148,6 +148,18 @@
DEFINE_PER_CPU_SECTION(type, name, "..readmostly")
/*
+ * Declaration/definition used for large per-CPU variables that must be
+ * aligned to something larger than the pagesize.
+ */
+#define DECLARE_PER_CPU_MULTIPAGE_ALIGNED(type, name, size) \
+ DECLARE_PER_CPU_SECTION(type, name, "..page_aligned") \
+ __aligned(size)
+
+#define DEFINE_PER_CPU_MULTIPAGE_ALIGNED(type, name, size) \
+ DEFINE_PER_CPU_SECTION(type, name, "..page_aligned") \
+ __aligned(size)
+
+/*
* Intermodule exports for per-CPU variables. sparse forgets about
* address space across EXPORT_SYMBOL(), change EXPORT_SYMBOL() to
* noop if __CHECKER__.