Commit 6f16ec43 authored by Nicholas Bellinger's avatar Nicholas Bellinger

target/iblock: Add checks for backend DIF emulation

Make sure that IBLOCK only attempts to use backend DIF emulation
when it's actually enabled at device level.

Cc: Martin Petersen <martin.petersen@oracle.com>
Cc: Sagi Grimberg <sagig@mellanox.com>
Cc: Christoph Hellwig <hch@lst.de>
Signed-off-by: default avatarNicholas Bellinger <nab@linux-iscsi.org>
parent ee920469
...@@ -774,7 +774,7 @@ iblock_execute_rw(struct se_cmd *cmd, struct scatterlist *sgl, u32 sgl_nents, ...@@ -774,7 +774,7 @@ iblock_execute_rw(struct se_cmd *cmd, struct scatterlist *sgl, u32 sgl_nents,
sg_num--; sg_num--;
} }
if (cmd->prot_type) { if (cmd->prot_type && dev->dev_attrib.pi_prot_type) {
int rc = iblock_alloc_bip(cmd, bio_start); int rc = iblock_alloc_bip(cmd, bio_start);
if (rc) if (rc)
goto fail_put_bios; goto fail_put_bios;
......
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