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target/spc: Add protection bit to standard INQUIRY output 

This patch updates spc_emulate_inquiry_std() to set the
PROTECT bit when DIF emulation is enabled by the backend
device.

Reviewed-by: 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>
hifive-unleashed-5.1
Nicholas Bellinger 2013-12-23 20:32:46 +00:00
parent 41861fa831
commit bdbad2bdcb
1 changed files with 5 additions and 0 deletions
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5
drivers/target/target_core_spc.c
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@ -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 */