| From | "Nicholas A. Bellinger" <> | Subject | [PATCH 05/14] target/spc: Add protection bit to standard INQUIRY output | Date | Wed, 8 Jan 2014 20:15:48 +0000 |
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From: Nicholas Bellinger <nab@linux-iscsi.org>
This patch updates spc_emulate_inquiry_std() to set the PROTECT bit when DIF emulation is enabled by the backend device.
Cc: Martin K. Petersen <martin.petersen@oracle.com> Cc: Christoph Hellwig <hch@lst.de> Cc: Hannes Reinecke <hare@suse.de> Cc: Sagi Grimberg <sagig@mellanox.com> Cc: Or Gerlitz <ogerlitz@mellanox.com> Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org> --- drivers/target/target_core_spc.c | 5 +++++ 1 file changed, 5 insertions(+)
diff --git a/drivers/target/target_core_spc.c b/drivers/target/target_core_spc.c index 021c3f4..6b06f01 100644 --- a/drivers/target/target_core_spc.c +++ b/drivers/target/target_core_spc.c @@ -100,6 +100,11 @@ spc_emulate_inquiry_std(struct se_cmd *cmd, unsigned char *buf) */ if (dev->dev_attrib.emulate_3pc) buf[5] |= 0x8; + /* + * Set Protection (PROTECT) bit when DIF has been enabled. + */ + if (dev->dev_attrib.pi_prot_type) + buf[5] |= 0x1; buf[7] = 0x2; /* CmdQue=1 */ -- 1.7.10.4
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