[PATCH v2 6/6] Add support for __read_mostly to linux/cache.h

[Tim Abbott]

Signed-off-by: Tim Abbott <tabbott at mit.edu>
---
 include/linux/cache.h |    6 ++++++
 1 files changed, 6 insertions(+), 0 deletions(-)

diff --git a/include/linux/cache.h b/include/linux/cache.h
index 97e2488..99d8a6f 100644
--- a/include/linux/cache.h
+++ b/include/linux/cache.h
@@ -13,7 +13,13 @@
 #endif
 
 #ifndef __read_mostly
+#ifdef CONFIG_HAVE_READ_MOSTLY_DATA
+#define __read_mostly __attribute__((__section__(".data.read_mostly")))
+#define __READ_MOSTLY .section ".data.read_mostly", "aw"
+#else
 #define __read_mostly
+#define __READ_MOSTLY
+#endif /* CONFIG_HAVE_READ_MOSTLY_DATA */
 #endif
 
 #ifndef ____cacheline_aligned
-- 
1.6.2.1