/*
 * 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 <stdbool.h>

#include "ring.h"

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

void ring_tx_setup(struct ring *ring, int sock, size_t size, int ifindex,
		   bool jumbo_support, bool verbose);
extern void destroy_tx_ring(int sock, struct ring *ring);

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 */
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<div class='path'>path: <a href='/cgit.cgi/linux/net-next.git/commit/?id=10d832d607c621c101922442f4771737296e1241'>root</a>/<a href='/cgit.cgi/linux/net-next.git/commit/Documentation?id=10d832d607c621c101922442f4771737296e1241'>Documentation</a>/<a href='/cgit.cgi/linux/net-next.git/commit/Documentation/devicetree?id=10d832d607c621c101922442f4771737296e1241'>devicetree</a></div><div class='content'><div class='cgit-panel'><b>diff options</b><form method='get'><input type='hidden' name='id' value='10d832d607c621c101922442f4771737296e1241'/><table><tr><td colspan='2'/></tr><tr><td class='label'>context:</td><td class='ctrl'><select name='context' onchange='this.form.submit();'><option value='1'>1</option><option value='2'>2</option><option value='3' selected='selected'>3</option><option value='4'>4</option><option value='5'>5</option><option value='6'>6</option><option value='7'>7</option><option value='8'>8</option><option value='9'>9</option><option value='10'>10</option><option value='15'>15</option><option value='20'>20</option><option value='25'>25</option><option value='30'>30</option><option value='35'>35</option><option value='40'>40</option></select></td></tr><tr><td class='label'>space:</td><td class='ctrl'><select name='ignorews' onchange='this.form.submit();'><option value='0' selected='selected'>include</option><option value='1'>ignore</option></select></td></tr><tr><td class='label'>mode:</td><td class='ctrl'><select name='dt' onchange='this.form.submit();'><option value='0' selected='selected'>unified</option><option value='1'>ssdiff</option><option value='2'>stat only</option></select></td></tr><tr><td/><td class='ctrl'><noscript><input type='submit' value='reload'/></noscript></td></tr></table></form></div><table summary='commit info' class='commit-info'>
<tr><th>author</th><td>Mark Brown &lt;broonie@kernel.org&gt;</td><td class='right'>2016-06-29 17:28:16 +0100</td></tr>
<tr><th>committer</th><td>Mark Brown &lt;broonie@kernel.org&gt;</td><td class='right'>2016-06-29 17:28:16 +0100</td></tr>
<tr><th>commit</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/Documentation/devicetree?id=10d832d607c621c101922442f4771737296e1241'>10d832d607c621c101922442f4771737296e1241</a> (<a href='/cgit.cgi/linux/net-next.git/patch/Documentation/devicetree?id=10d832d607c621c101922442f4771737296e1241'>patch</a>)</td></tr>
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<tr><th>parent</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/Documentation/devicetree?id=1a695a905c18548062509178b98bc91e67510864'>1a695a905c18548062509178b98bc91e67510864</a> (<a href='/cgit.cgi/linux/net-next.git/diff/Documentation/devicetree?id=10d832d607c621c101922442f4771737296e1241&amp;id2=1a695a905c18548062509178b98bc91e67510864'>diff</a>)</td></tr><tr><th>parent</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/Documentation/devicetree?id=a370f60a58ec7bad7045803041524ccdc4d79c75'>a370f60a58ec7bad7045803041524ccdc4d79c75</a> (<a href='/cgit.cgi/linux/net-next.git/diff/Documentation/devicetree?id=10d832d607c621c101922442f4771737296e1241&amp;id2=a370f60a58ec7bad7045803041524ccdc4d79c75'>diff</a>)</td></tr></table>
<div class='commit-subject'>Merge tag 'ib-mfd-regulator-arm-v4.8' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd into regulator-rn5t618</div><div class='commit-msg'>Immutable branch between MFD, Regulator and ARM, due for v4.8
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