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Commit b311e684 authored by David Howells's avatar David Howells
Browse files

rxrpc: Add a private skb flag to indicate transmission-phase skbs 


    
Add a flag in the private data on an skbuff to indicate that this is a
transmission-phase buffer rather than a receive-phase buffer.

Signed-off-by: default avatarDavid Howells <dhowells@redhat.com>
parent a641fd00

net/rxrpc/ar-internal.h

+1 −0
Original line number Diff line number Diff line
@@ -188,6 +188,7 @@ struct rxrpc_skb_priv { 
	u8		nr_subpackets;		/* Number of subpackets */

	u8		rx_flags;		/* Received packet flags */

#define RXRPC_SKB_INCL_LAST	0x01		/* - Includes last packet */

#define RXRPC_SKB_TX_BUFFER	0x02		/* - Is transmit buffer */

	union {

		int		remain;		/* amount of space remaining for next write */

net/rxrpc/sendmsg.c

+2 −1
Original line number Diff line number Diff line
@@ -336,6 +336,8 @@ static int rxrpc_send_data(struct rxrpc_sock *rx, 
			if (!skb)

				goto maybe_error;



			sp = rxrpc_skb(skb);

			sp->rx_flags |= RXRPC_SKB_TX_BUFFER;

			rxrpc_new_skb(skb, rxrpc_skb_tx_new);



			_debug("ALLOC SEND %p", skb);
@@ -346,7 +348,6 @@ static int rxrpc_send_data(struct rxrpc_sock *rx, 
			skb_reserve(skb, call->conn->security_size);

			skb->len += call->conn->security_size;



			sp = rxrpc_skb(skb);

			sp->remain = chunk;

			if (sp->remain > skb_tailroom(skb))

				sp->remain = skb_tailroom(skb);