From: Nicholas Bellinger <nab@xxxxxxxxxxxxxxx>
This patch adds the missing rd_mcp_template->write_cache_emulated=1 bit to
optionally allow WriteCacheEnabled=1 (WCE) to be enabled for the built-in
TCM/rd_mcp backend driver.
Tested on v3.6-rc[0,2] code with loopback+tcm_vhost fabric ports.
Cc: Christoph Hellwig <hch@xxxxxx>
Signed-off-by: Nicholas Bellinger <nab@xxxxxxxxxxxxxxx>
---
drivers/target/target_core_rd.c | 1 +
1 files changed, 1 insertions(+), 0 deletions(-)
diff --git a/drivers/target/target_core_rd.c b/drivers/target/target_core_rd.c
index d00bbe3..58bcc87 100644
--- a/drivers/target/target_core_rd.c
+++ b/drivers/target/target_core_rd.c
@@ -474,6 +474,7 @@ static int rd_parse_cdb(struct se_cmd *cmd)
static struct se_subsystem_api rd_mcp_template = {
.name = "rd_mcp",
.transport_type = TRANSPORT_PLUGIN_VHBA_VDEV,
+ .write_cache_emulated = 1,
.attach_hba = rd_attach_hba,
.detach_hba = rd_detach_hba,
.allocate_virtdevice = rd_allocate_virtdevice,
--
1.7.2.5
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