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-rw-r--r--include/linux/sunrpc/xprt.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/include/linux/sunrpc/xprt.h b/include/linux/sunrpc/xprt.h
index 3e5efb2b236e..5903d2c0ab4d 100644
--- a/include/linux/sunrpc/xprt.h
+++ b/include/linux/sunrpc/xprt.h
@@ -24,6 +24,12 @@
#define RPC_MAX_SLOT_TABLE_LIMIT (65536U)
#define RPC_MAX_SLOT_TABLE RPC_MAX_SLOT_TABLE_LIMIT
+#define RPC_CWNDSHIFT (8U)
+#define RPC_CWNDSCALE (1U << RPC_CWNDSHIFT)
+#define RPC_INITCWND RPC_CWNDSCALE
+#define RPC_MAXCWND(xprt) ((xprt)->max_reqs << RPC_CWNDSHIFT)
+#define RPCXPRT_CONGESTED(xprt) ((xprt)->cong >= (xprt)->cwnd)
+
/*
* This describes a timeout strategy
*/