percpu: Remove the multi-page alignment facility
[DECLARE|DEFINE]_PER_CPU_MULTIPAGE_ALIGNED never really worked because
the head percpu section was only page aligned. Now that the last user
is gone (32-bit IRQ stacks), remove the generic percpu facility.
Cc: Brian Gerst <brgerst@gmail.com>
Acked-by: Tejun Heo <tj@kernel.org>
Acked-by: Linus Torvalds <torvalds@linux-foundation.org>
LKML-Reference: <1288158182-1753-1-git-send-email-brgerst@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
diff --git a/include/linux/percpu-defs.h b/include/linux/percpu-defs.h
index 018db9a..27ef6b1 100644
--- a/include/linux/percpu-defs.h
+++ b/include/linux/percpu-defs.h
@@ -148,18 +148,6 @@
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__.