LU-11444 ptlrpc: resend may corrupt the data

[fs/lustre-release.git] / lustre / ptlrpc / client.c

diff --git a/lustre/ptlrpc/client.c b/lustre/ptlrpc/client.c
index 48ade0f..fbe09e9 100644 (file)
--- a/lustre/ptlrpc/client.c
+++ b/lustre/ptlrpc/client.c
@@ -737,6 +737,16 @@ static inline void ptlrpc_assign_next_xid(struct ptlrpc_request *req)
 
 static atomic64_t ptlrpc_last_xid;
 
+void ptlrpc_reassign_next_xid(struct ptlrpc_request *req)
+{
+       spin_lock(&req->rq_import->imp_lock);
+       list_del_init(&req->rq_unreplied_list);
+       ptlrpc_assign_next_xid_nolock(req);
+       spin_unlock(&req->rq_import->imp_lock);
+       DEBUG_REQ(D_RPCTRACE, req, "reassign xid");
+}
+EXPORT_SYMBOL(ptlrpc_reassign_next_xid);
+
 int ptlrpc_request_bufs_pack(struct ptlrpc_request *request,
                             __u32 version, int opcode, char **bufs,
                             struct ptlrpc_cli_ctx *ctx)