/*
 * 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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<tr><td class='sub'>net-next plumbings</td><td class='sub right'>Tobias Klauser</td></tr></table>
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<a href='/cgit.cgi/linux/net-next.git/?h=nds-private-remove'>summary</a><a href='/cgit.cgi/linux/net-next.git/refs/?h=nds-private-remove&amp;id=9eefa953f475897636f9290d833e45009d58a55d'>refs</a><a href='/cgit.cgi/linux/net-next.git/log/Documentation/devicetree/booting-without-of.txt?h=nds-private-remove'>log</a><a href='/cgit.cgi/linux/net-next.git/tree/Documentation/devicetree/booting-without-of.txt?h=nds-private-remove&amp;id=9eefa953f475897636f9290d833e45009d58a55d'>tree</a><a class='active' href='/cgit.cgi/linux/net-next.git/commit/Documentation/devicetree/booting-without-of.txt?h=nds-private-remove&amp;id=9eefa953f475897636f9290d833e45009d58a55d'>commit</a><a href='/cgit.cgi/linux/net-next.git/diff/Documentation/devicetree/booting-without-of.txt?h=nds-private-remove&amp;id=9eefa953f475897636f9290d833e45009d58a55d'>diff</a></td><td class='form'><form class='right' method='get' action='/cgit.cgi/linux/net-next.git/log/Documentation/devicetree/booting-without-of.txt'>
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<div class='path'>path: <a href='/cgit.cgi/linux/net-next.git/commit/?h=nds-private-remove&amp;id=9eefa953f475897636f9290d833e45009d58a55d'>root</a>/<a href='/cgit.cgi/linux/net-next.git/commit/Documentation?h=nds-private-remove&amp;id=9eefa953f475897636f9290d833e45009d58a55d'>Documentation</a>/<a href='/cgit.cgi/linux/net-next.git/commit/Documentation/devicetree?h=nds-private-remove&amp;id=9eefa953f475897636f9290d833e45009d58a55d'>devicetree</a>/<a href='/cgit.cgi/linux/net-next.git/commit/Documentation/devicetree/booting-without-of.txt?h=nds-private-remove&amp;id=9eefa953f475897636f9290d833e45009d58a55d'>booting-without-of.txt</a></div><div class='content'><div class='cgit-panel'><b>diff options</b><form method='get'><input type='hidden' name='h' value='nds-private-remove'/><input type='hidden' name='id' value='9eefa953f475897636f9290d833e45009d58a55d'/><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>Lijun Ou &lt;oulijun@huawei.com&gt;</td><td class='right'>2016-11-23 19:40:59 +0000</td></tr>
<tr><th>committer</th><td>Doug Ledford &lt;dledford@redhat.com&gt;</td><td class='right'>2016-12-03 14:20:42 -0500</td></tr>
<tr><th>commit</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/Documentation/devicetree/booting-without-of.txt?h=nds-private-remove&amp;id=9eefa953f475897636f9290d833e45009d58a55d'>9eefa953f475897636f9290d833e45009d58a55d</a> (<a href='/cgit.cgi/linux/net-next.git/patch/Documentation/devicetree/booting-without-of.txt?id=9eefa953f475897636f9290d833e45009d58a55d'>patch</a>)</td></tr>
<tr><th>tree</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/tree/?h=nds-private-remove&amp;id=9eefa953f475897636f9290d833e45009d58a55d'>2ec4bee56db7964b5e9bfda351781e596ca9555f</a> /<a href='/cgit.cgi/linux/net-next.git/tree/Documentation/devicetree/booting-without-of.txt?h=nds-private-remove&amp;id=9eefa953f475897636f9290d833e45009d58a55d'>Documentation/devicetree/booting-without-of.txt</a></td></tr>
<tr><th>parent</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/Documentation/devicetree/booting-without-of.txt?h=nds-private-remove&amp;id=e37a79e5d4cac3831fac3d4afbf2461f56b4b7bd'>e37a79e5d4cac3831fac3d4afbf2461f56b4b7bd</a> (<a href='/cgit.cgi/linux/net-next.git/diff/Documentation/devicetree/booting-without-of.txt?h=nds-private-remove&amp;id=9eefa953f475897636f9290d833e45009d58a55d&amp;id2=e37a79e5d4cac3831fac3d4afbf2461f56b4b7bd'>diff</a>)</td></tr></table>
<div class='commit-subject'>IB/hns: Add the interface for querying QP1</div><div class='commit-msg'>In old code, It only added the interface for querying non-specific
QP. This patch mainly adds an interface for querying QP1.

Signed-off-by: Lijun Ou &lt;oulijun@huawei.com&gt;
Reviewed-by: Wei Hu (Xavier) &lt;xavier.huwei@huawei.com&gt;
Signed-off-by: Salil Mehta  &lt;salil.mehta@huawei.com&gt;
Signed-off-by: Doug Ledford &lt;dledford@redhat.com&gt;
</div><div class='diffstat-header'><a href='/cgit.cgi/linux/net-next.git/diff/?h=nds-private-remove&amp;id=9eefa953f475897636f9290d833e45009d58a55d'>Diffstat</a> (limited to 'Documentation/devicetree/booting-without-of.txt')</div><table summary='diffstat' class='diffstat'>