lib: hash: follow-up fixups for arch hash

This patch adds the include file to pull in __read_mostly on some
architectures e.g. ppc and also fixes up signatures in generic
asm.

Reported-by: Fengguang Wu <fengguang.wu@intel.com>
Signed-off-by: Francesco Fusco <ffusco@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 1 insertions, 0 deletions

diff --git a/lib/hash.c b/lib/hash.c
index b89f06a2d606..fea973f4bd57 100644
--- a/lib/hash.c
+++ b/lib/hash.c
@@ -12,6 +12,7 @@
 
 #include <linux/jhash.h>
 #include <linux/hash.h>
+#include <linux/cache.h>
 
 static struct fast_hash_ops arch_hash_ops __read_mostly = {
         .hash  = jhash,