av: introduce FI_NO_CONNECT flag for insert operations

FI_NO_CONNECT indicates that an av insert should fail if there is not already an established connection to the peer Signed-off-by: Stephen Oost <stephen.oost@intel.com>
ofiwg · Jan 24, 2025 · d0101e9 · d0101e9
1 parent b280fc0
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diff --git a/include/rdma/fabric.h b/include/rdma/fabric.h
@@ -159,6 +159,7 @@ typedef struct fid *fid_t;
 #define FI_PEER_TRANSFER	(1ULL << 36)
 /* #define FI_MR_DMABUF		(1ULL << 40) */
 #define FI_AV_USER_ID		(1ULL << 41)
+#define FI_NO_CONNECT		(1ULL << 42)
 #define FI_PEER			(1ULL << 43)
 /* #define FI_XPU_TRIGGER		(1ULL << 44) */
 

diff --git a/man/fi_av.3.md b/man/fi_av.3.md
@@ -436,6 +436,11 @@ fi_av_set_user_id.
 
   See the user ID section below.
 
+- *FI_NO_CONNECT*
+: This flag indicates that AV insertion operations should fail if there
+  is not an existing connection to the peer. In such a case, an
+  FI_EHOSTUNREACH should be expected.
+
 ## fi_av_insertsvc
 
 The fi_av_insertsvc call behaves similar to fi_av_insert, but allows the