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authorNicholas Bellinger <nab@linux-iscsi.org>2015-03-30 04:36:16 +0200
committerNicholas Bellinger <nab@linux-iscsi.org>2015-04-08 08:27:48 +0200
commit901c04a33f138e5fb935a1621375a1a0997fe7b1 (patch)
treef56b32598102c83b8373a39b00512db37b30eb0b /include/target/iscsi
parenttcm_qla2xxx: Add fabric_prot_type attribute support (diff)
downloadlinux-901c04a33f138e5fb935a1621375a1a0997fe7b1.tar.xz
linux-901c04a33f138e5fb935a1621375a1a0997fe7b1.zip
iscsi/iser-target: Add fabric_prot_type attribute support
This patch updates iscsi/iser-target to add a new fabric_prot_type TPG attribute for iser-target, used for controlling LLD level protection into LIO when the backend device does not support T10-PI. This is required for ib_isert to enable WRITE_STRIP + READ_INSERT hardware offloads. It's disabled by default and controls which se_sesion->sess_prot_type are set at iscsi_target_locate_portal() session registration time. Cc: Sagi Grimberg <sagig@mellanox.com> Cc: Martin Petersen <martin.petersen@oracle.com> Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
Diffstat (limited to 'include/target/iscsi')
-rw-r--r--include/target/iscsi/iscsi_target_core.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/target/iscsi/iscsi_target_core.h b/include/target/iscsi/iscsi_target_core.h
index 0e394a031c28..54e7af301888 100644
--- a/include/target/iscsi/iscsi_target_core.h
+++ b/include/target/iscsi/iscsi_target_core.h
@@ -62,6 +62,7 @@
#define TA_CACHE_CORE_NPS 0
/* T10 protection information disabled by default */
#define TA_DEFAULT_T10_PI 0
+#define TA_DEFAULT_FABRIC_PROT_TYPE 0
#define ISCSI_IOV_DATA_BUFFER 5
@@ -772,6 +773,7 @@ struct iscsi_tpg_attrib {
u32 demo_mode_discovery;
u32 default_erl;
u8 t10_pi;
+ u32 fabric_prot_type;
struct iscsi_portal_group *tpg;
};