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authorSagi Grimberg <sagig@mellanox.com>2014-02-19 15:50:15 (GMT)
committerNicholas Bellinger <nab@linux-iscsi.org>2014-03-13 19:03:02 (GMT)
commit19f9361af7dfa0bb1f98c7619544ed71d2dded39 (patch)
tree4afa7db32e56d65500661134906c729699f226bc /include/target
parentacb2bde3e32100f1ab50e38f0db03660a1cb0a06 (diff)
downloadlinux-19f9361af7dfa0bb1f98c7619544ed71d2dded39.tar.xz
Target/sbc: Set protection operation and relevant checks
SBC-3 mandates the protection checks that must be performed in the rdprotect/wrprotect field. Use them. According to backstore device pi_attributes and cdb rdprotect/wrprotect field. (Fix incorrect se_cmd->prot_type -> TARGET_PROT_NORMAL comparision in transport_generic_new_cmd - nab) (Fix missing break in sbc_set_prot_op_checks - DanC + Sagi) Signed-off-by: Sagi Grimberg <sagig@mellanox.com> Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
Diffstat (limited to 'include/target')
-rw-r--r--include/target/target_core_base.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/include/target/target_core_base.h b/include/target/target_core_base.h
index 1772fad..5ae9249 100644
--- a/include/target/target_core_base.h
+++ b/include/target/target_core_base.h
@@ -463,6 +463,12 @@ enum target_prot_type {
TARGET_DIF_TYPE3_PROT,
};
+enum target_core_dif_check {
+ TARGET_DIF_CHECK_GUARD = 0x1 << 0,
+ TARGET_DIF_CHECK_APPTAG = 0x1 << 1,
+ TARGET_DIF_CHECK_REFTAG = 0x1 << 2,
+};
+
struct se_dif_v1_tuple {
__be16 guard_tag;
__be16 app_tag;
@@ -556,6 +562,7 @@ struct se_cmd {
/* DIF related members */
enum target_prot_op prot_op;
enum target_prot_type prot_type;
+ u8 prot_checks;
u32 prot_length;
u32 reftag_seed;
struct scatterlist *t_prot_sg;