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target: Add extra TYPE_DISK + protection checks for INQUIRY SPT 

Cc: Sagi Grimberg <sagig@mellanox.com>
Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
This commit is contained in:
Nicholas Bellinger 2015-07-06 15:26:37 -07:00
parent 27e6772b0d
commit 3aa3c67b26
1 changed files with 6 additions and 2 deletions
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8
drivers/target/target_core_spc.c
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@ -454,12 +454,16 @@ spc_emulate_evpd_86(struct se_cmd *cmd, unsigned char *buf)
cmd->se_sess->sess_prot_type == TARGET_DIF_TYPE1_PROT)
buf[4] = 0x5;
else if (dev->dev_attrib.pi_prot_type == TARGET_DIF_TYPE3_PROT ||
cmd->se_sess->sess_prot_type == TARGET_DIF_TYPE3_PROT)
cmd->se_sess->sess_prot_type == TARGET_DIF_TYPE3_PROT)
buf[4] = 0x4;
}
/* logical unit supports type 1 and type 3 protection */
buf[4] |= (0x3 << 3);
if ((dev->transport->get_device_type(dev) == TYPE_DISK) &&
(sess->sup_prot_ops & (TARGET_PROT_DIN_PASS | TARGET_PROT_DOUT_PASS)) &&
(dev->dev_attrib.pi_prot_type || cmd->se_sess->sess_prot_type)) {
buf[4] |= (0x3 << 3);
}
/* Set HEADSUP, ORDSUP, SIMPSUP */
buf[5] = 0x07;