From 0d804b20735d974534abb422f723d404b779433a Mon Sep 17 00:00:00 2001
From: Sebastian Ott <sebott@linux.vnet.ibm.com>
Date: Tue, 28 Aug 2012 16:51:19 +0200
Subject: s390/scm_block: force cluster writes

Force writes to Storage Class Memory (SCM) to be in done in clusters.

Signed-off-by: Sebastian Ott <sebott@linux.vnet.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
---
 drivers/s390/block/Makefile | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'drivers/s390/block/Makefile')

diff --git a/drivers/s390/block/Makefile b/drivers/s390/block/Makefile
index b64e2b32c753..c2f4e673e031 100644
--- a/drivers/s390/block/Makefile
+++ b/drivers/s390/block/Makefile
@@ -19,4 +19,7 @@ obj-$(CONFIG_BLK_DEV_XPRAM) += xpram.o
 obj-$(CONFIG_DCSSBLK) += dcssblk.o
 
 scm_block-objs := scm_drv.o scm_blk.o
+ifdef CONFIG_SCM_BLOCK_CLUSTER_WRITE
+scm_block-objs += scm_blk_cluster.o
+endif
 obj-$(CONFIG_SCM_BLOCK) += scm_block.o
-- 
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