[PATCH] target: For iblock at default writecache enable.

[majianpeng <majianpeng@xxxxxxxxx>]

Like the harddisk, at default write cache is enable.

Signed-off-by: Jianpeng Ma <majianpeng@xxxxxxxxx>
---
 drivers/target/target_core_iblock.c |    3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/target/target_core_iblock.c b/drivers/target/target_core_iblock.c
index b526d23..69c2f2d 100644
--- a/drivers/target/target_core_iblock.c
+++ b/drivers/target/target_core_iblock.c
@@ -125,6 +125,9 @@ static int iblock_configure_device(struct se_device *dev)
 	dev->dev_attrib.hw_max_sectors = UINT_MAX;
 	dev->dev_attrib.hw_queue_depth = q->nr_requests;
 
+	/*Default enable write cache*/
+	dev->dev_attrib.emulate_write_cache = 1;
+
 	/*
 	 * Check if the underlying struct block_device request_queue supports
 	 * the QUEUE_FLAG_DISCARD bit for UNMAP/WRITE_SAME in SCSI + TRIM
-- 
1.7.9.5
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