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-rw-r--r--include/target/target_core_base.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/target/target_core_base.h b/include/target/target_core_base.h
index 7fdb3fae2961..61a4dc890701 100644
--- a/include/target/target_core_base.h
+++ b/include/target/target_core_base.h
@@ -97,6 +97,8 @@
* block/blk-lib.c:blkdev_issue_discard()
*/
#define DA_EMULATE_TPWS 0
+/* Emulation for CompareAndWrite (AtomicTestandSet) by default */
+#define DA_EMULATE_CAW 1
/* No Emulation for PSCSI by default */
#define DA_EMULATE_ALUA 0
/* Enforce SCSI Initiator Port TransportID with 'ISID' for PR */
@@ -602,6 +604,7 @@ struct se_dev_attrib {
int emulate_tas;
int emulate_tpu;
int emulate_tpws;
+ int emulate_caw;
int enforce_pr_isids;
int is_nonrot;
int emulate_rest_reord;