/*
 * netsniff-ng - the packet sniffing beast
 * Copyright 2009, 2010 Daniel Borkmann.
 * Subject to the GPL, version 2.
 */

#ifndef TX_RING_H
#define TX_RING_H

#include "ring.h"
#include "built_in.h"

/* Give userland 10 us time to push packets to the ring */
#define TX_KERNEL_PULL_INT	10

extern void destroy_tx_ring(int sock, struct ring *ring);
extern void create_tx_ring(int sock, struct ring *ring, int verbose);
extern void mmap_tx_ring(int sock, struct ring *ring);
extern void alloc_tx_ring_frames(struct ring *ring);
extern void bind_tx_ring(int sock, struct ring *ring, int ifindex);
extern void setup_tx_ring_layout(int sock, struct ring *ring,
				 unsigned int size, int jumbo_support);
extern void set_packet_loss_discard(int sock);

static inline int user_may_pull_from_tx(struct tpacket2_hdr *hdr)
{
	return !(hdr->tp_status & (TP_STATUS_SEND_REQUEST | TP_STATUS_SENDING));
}

static inline void kernel_may_pull_from_tx(struct tpacket2_hdr *hdr)
{
	hdr->tp_status = TP_STATUS_SEND_REQUEST;
}

static inline int pull_and_flush_tx_ring(int sock)
{
	return sendto(sock, NULL, 0, MSG_DONTWAIT, NULL, 0);
}

static inline int pull_and_flush_tx_ring_wait(int sock)
{
	return sendto(sock, NULL, 0, 0, NULL, 0);
}

#endif /* TX_RING_H */
ack</option>
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<tr><th>author</th><td>Fam Zheng &lt;famz@redhat.com&gt;</td><td class='right'>2017-01-13 11:40:01 +0800</td></tr>
<tr><th>committer</th><td>Martin K. Petersen &lt;martin.petersen@oracle.com&gt;</td><td class='right'>2017-01-16 15:43:02 -0500</td></tr>
<tr><th>commit</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/net/decnet?id=67d35e70af9cabb663c827e03bc5c1e89b43db72'>67d35e70af9cabb663c827e03bc5c1e89b43db72</a> (<a href='/cgit.cgi/linux/net-next.git/patch/net/decnet?id=67d35e70af9cabb663c827e03bc5c1e89b43db72'>patch</a>)</td></tr>
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<div class='commit-subject'>scsi: libfc: Fix variable name in fc_set_wwpn</div><div class='commit-msg'>The parameter name should be wwpn instead of wwnn.

Signed-off-by: Fam Zheng &lt;famz@redhat.com&gt;
Acked-by: Johannes Thumshirn &lt;jth@kernel.org&gt;
Signed-off-by: Martin K. Petersen &lt;martin.petersen@oracle.com&gt;
</div><div class='diffstat-header'><a href='/cgit.cgi/linux/net-next.git/diff/?id=67d35e70af9cabb663c827e03bc5c1e89b43db72'>Diffstat</a> (limited to 'net/decnet')</div><table summary='diffstat' class='diffstat'>