diff options
| author | Nicholas Bellinger <nab@linux-iscsi.org> | 2013-12-24 00:31:24 +0400 |
|---|---|---|
| committer | Nicholas Bellinger <nab@linux-iscsi.org> | 2014-01-18 14:14:22 +0400 |
| commit | ecebbf6ccbca58b4470f092cfb0644df59ea05dd (patch) | |
| tree | 62bf3d2934841d0076315eddf23f17bc0985c0ac /drivers/target/Kconfig | |
| parent | def2b339b422070ecb99298a80e4b15033adc0ce (diff) | |
| download | linux-ecebbf6ccbca58b4470f092cfb0644df59ea05dd.tar.xz | |
target/iblock: Add blk_integrity + BIP passthrough support
This patch adds blk_integrity passthrough support for block_device
backends using IBLOCK.
This includes iblock_alloc_bip() + setup of bio_integrity_payload
information that attaches to the leading struct bio once bio_list
is populated during fast-path iblock_execute_rw() I/O dispatch.
It also updates setup in iblock_configure_device() to detect modes
of protection + se dev->dev_attrib.pi_prot_type accordingly, along
with creating required bio_set integrity mempools.
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>
Diffstat (limited to 'drivers/target/Kconfig')
| -rw-r--r-- | drivers/target/Kconfig | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/target/Kconfig b/drivers/target/Kconfig index 50aad2eeed6e..dc2d84ac5a0e 100644 --- a/drivers/target/Kconfig +++ b/drivers/target/Kconfig @@ -14,6 +14,7 @@ if TARGET_CORE config TCM_IBLOCK tristate "TCM/IBLOCK Subsystem Plugin for Linux/BLOCK" + select BLK_DEV_INTEGRITY help Say Y here to enable the TCM/IBLOCK subsystem plugin for non-buffered access to Linux/Block devices using BIO |