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

#ifndef RX_RING_H
#define RX_RING_H

#include <stdbool.h>

#include "ring.h"

extern void ring_rx_setup(struct ring *ring, int sock, size_t size, int ifindex,
			  struct pollfd *poll, bool v3, bool jumbo_support,
			  bool verbose, uint32_t fanout_group, uint32_t fanout_type);
extern void destroy_rx_ring(int sock, struct ring *ring);
extern int get_rx_net_stats(int sock, uint64_t *packets, uint64_t *drops, bool v3);

static inline int user_may_pull_from_rx(struct tpacket2_hdr *hdr)
{
	return ((hdr->tp_status & TP_STATUS_USER) == TP_STATUS_USER);
}

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

#ifdef HAVE_TPACKET3
static inline int user_may_pull_from_rx_block(struct block_desc *pbd)
{
	return ((pbd->h1.block_status & TP_STATUS_USER) == TP_STATUS_USER);
}

static inline void kernel_may_pull_from_rx_block(struct block_desc *pbd)
{
	pbd->h1.block_status = TP_STATUS_KERNEL;
}
#endif /* HAVE_TPACKET3 */

/* Fanout types. */

#ifndef PACKET_FANOUT_HASH
# define PACKET_FANOUT_HASH		0
#endif

#ifndef PACKET_FANOUT_LB
# define PACKET_FANOUT_LB		1
#endif

#ifndef PACKET_FANOUT_CPU
# define PACKET_FANOUT_CPU		2
#endif

#ifndef PACKET_FANOUT_ROLLOVER
# define PACKET_FANOUT_ROLLOVER		3
#endif

#ifndef PACKET_FANOUT_RND
# define PACKET_FANOUT_RND		4
#endif

#ifndef PACKET_FANOUT_QM
# define PACKET_FANOUT_QM		5
#endif

#ifndef PACKET_FANOUT_FLAG_ROLLOVER
# define PACKET_FANOUT_FLAG_ROLLOVER	0x1000
#endif

#ifndef PACKET_FANOUT_FLAG_DEFRAG
# define PACKET_FANOUT_FLAG_DEFRAG	0x8000
#endif

#endif /* RX_RING_H */
nux/net-next.git/log/'>log</a><a href='/cgit.cgi/linux/net-next.git/tree/?id=8509eb19618c050b017a3da7f6dd3180106cdf32'>tree</a><a class='active' href='/cgit.cgi/linux/net-next.git/commit/?id=8509eb19618c050b017a3da7f6dd3180106cdf32'>commit</a><a href='/cgit.cgi/linux/net-next.git/diff/?id=8509eb19618c050b017a3da7f6dd3180106cdf32'>diff</a></td><td class='form'><form class='right' method='get' action='/cgit.cgi/linux/net-next.git/log/'>
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<div class='content'><div class='cgit-panel'><b>diff options</b><form method='get'><input type='hidden' name='id' value='8509eb19618c050b017a3da7f6dd3180106cdf32'/><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>Dave Airlie &lt;airlied@redhat.com&gt;</td><td class='right'>2016-09-01 06:03:35 +1000</td></tr>
<tr><th>committer</th><td>Dave Airlie &lt;airlied@redhat.com&gt;</td><td class='right'>2016-09-01 06:03:35 +1000</td></tr>
<tr><th>commit</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/?id=8509eb19618c050b017a3da7f6dd3180106cdf32'>8509eb19618c050b017a3da7f6dd3180106cdf32</a> (<a href='/cgit.cgi/linux/net-next.git/patch/?id=8509eb19618c050b017a3da7f6dd3180106cdf32'>patch</a>)</td></tr>
<tr><th>tree</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/tree/?id=8509eb19618c050b017a3da7f6dd3180106cdf32'>19fa505b6ea3cf8b96a159dae2b33cae2ae604f2</a></td></tr>
<tr><th>parent</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/?id=279cf3f23870f7eb8ca071115e06d3d5ca0a2b9e'>279cf3f23870f7eb8ca071115e06d3d5ca0a2b9e</a> (<a href='/cgit.cgi/linux/net-next.git/diff/?id=8509eb19618c050b017a3da7f6dd3180106cdf32&amp;id2=279cf3f23870f7eb8ca071115e06d3d5ca0a2b9e'>diff</a>)</td></tr><tr><th>parent</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/?id=1f703e6679f373f5bba4efe7093aa82e91af4037'>1f703e6679f373f5bba4efe7093aa82e91af4037</a> (<a href='/cgit.cgi/linux/net-next.git/diff/?id=8509eb19618c050b017a3da7f6dd3180106cdf32&amp;id2=1f703e6679f373f5bba4efe7093aa82e91af4037'>diff</a>)</td></tr></table>
<div class='commit-subject'>Merge branch 'drm-fixes-4.8' of git://people.freedesktop.org/~agd5f/linux into drm-fixes</div><div class='commit-msg'>Fixes for 4.8:
- 2 CI S4 fixes
- error handling fix

* 'drm-fixes-4.8' of git://people.freedesktop.org/~agd5f/linux:
  drm/amdgpu: record error code when ring test failed
  drm/amd/amdgpu: compute ring test fail during S4 on CI
  drm/amd/amdgpu: sdma resume fail during S4 on CI
</div><div class='diffstat-header'><a href='/cgit.cgi/linux/net-next.git/diff/?id=8509eb19618c050b017a3da7f6dd3180106cdf32'>Diffstat</a></div><table summary='diffstat' class='diffstat'>