/*
 * net/sched/sch_blackhole.c	Black hole queue
 *
 *		This program is free software; you can redistribute it and/or
 *		modify it under the terms of the GNU General Public License
 *		as published by the Free Software Foundation; either version
 *		2 of the License, or (at your option) any later version.
 *
 * Authors:	Thomas Graf <tgraf@suug.ch>
 *
 * Note: Quantum tunneling is not supported.
 */

#include <linux/init.h>
#include <linux/types.h>
#include <linux/kernel.h>
#include <linux/skbuff.h>
#include <net/pkt_sched.h>

static int blackhole_enqueue(struct sk_buff *skb, struct Qdisc *sch,
			     struct sk_buff **to_free)
{
	qdisc_drop(skb, sch, to_free);
	return NET_XMIT_SUCCESS;
}

static struct sk_buff *blackhole_dequeue(struct Qdisc *sch)
{
	return NULL;
}

static struct Qdisc_ops blackhole_qdisc_ops __read_mostly = {
	.id		= "blackhole",
	.priv_size	= 0,
	.enqueue	= blackhole_enqueue,
	.dequeue	= blackhole_dequeue,
	.peek		= blackhole_dequeue,
	.owner		= THIS_MODULE,
};

static int __init blackhole_init(void)
{
	return register_qdisc(&blackhole_qdisc_ops);
}
device_initcall(blackhole_init)
elected='selected'>master</option>
<option value='nds-private-remove'>nds-private-remove</option>
<option value='packet-loop-back'>packet-loop-back</option>
<option value='packet-rx-pump-back'>packet-rx-pump-back</option>
</select> <input type='submit' value='switch'/></form></td></tr>
<tr><td class='sub'>net-next plumbings</td><td class='sub right'>Tobias Klauser</td></tr></table>
<table class='tabs'><tr><td>
<a href='/cgit.cgi/linux/net-next.git/'>summary</a><a href='/cgit.cgi/linux/net-next.git/refs/?id=4be9993493bc7ee3fdf950a83bc050a3e6cf2a45'>refs</a><a href='/cgit.cgi/linux/net-next.git/log/include/trace/events/afs.h'>log</a><a href='/cgit.cgi/linux/net-next.git/tree/include/trace/events/afs.h?id=4be9993493bc7ee3fdf950a83bc050a3e6cf2a45'>tree</a><a class='active' href='/cgit.cgi/linux/net-next.git/commit/include/trace/events/afs.h?id=4be9993493bc7ee3fdf950a83bc050a3e6cf2a45'>commit</a><a href='/cgit.cgi/linux/net-next.git/diff/include/trace/events/afs.h?id=4be9993493bc7ee3fdf950a83bc050a3e6cf2a45'>diff</a></td><td class='form'><form class='right' method='get' action='/cgit.cgi/linux/net-next.git/log/include/trace/events/afs.h'>
<input type='hidden' name='id' value='4be9993493bc7ee3fdf950a83bc050a3e6cf2a45'/><select name='qt'>
<option value='grep'>log msg</option>
<option value='author'>author</option>
<option value='committer'>committer</option>
<option value='range'>range</option>
</select>
<input class='txt' type='search' size='10' name='q' value=''/>
<input type='submit' value='search'/>
</form>
</td></tr></table>
<div class='path'>path: <a href='/cgit.cgi/linux/net-next.git/commit/?id=4be9993493bc7ee3fdf950a83bc050a3e6cf2a45'>root</a>/<a href='/cgit.cgi/linux/net-next.git/commit/include?id=4be9993493bc7ee3fdf950a83bc050a3e6cf2a45'>include</a>/<a href='/cgit.cgi/linux/net-next.git/commit/include/trace?id=4be9993493bc7ee3fdf950a83bc050a3e6cf2a45'>trace</a>/<a href='/cgit.cgi/linux/net-next.git/commit/include/trace/events?id=4be9993493bc7ee3fdf950a83bc050a3e6cf2a45'>events</a>/<a href='/cgit.cgi/linux/net-next.git/commit/include/trace/events/afs.h?id=4be9993493bc7ee3fdf950a83bc050a3e6cf2a45'>afs.h</a></div><div class='content'><div class='cgit-panel'><b>diff options</b><form method='get'><input type='hidden' name='id' value='4be9993493bc7ee3fdf950a83bc050a3e6cf2a45'/><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>David S. Miller &lt;davem@davemloft.net&gt;</td><td class='right'>2017-01-30 15:26:44 -0500</td></tr>
<tr><th>committer</th><td>David S. Miller &lt;davem@davemloft.net&gt;</td><td class='right'>2017-01-30 15:26:44 -0500</td></tr>
<tr><th>commit</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/include/trace/events/afs.h?id=4be9993493bc7ee3fdf950a83bc050a3e6cf2a45'>4be9993493bc7ee3fdf950a83bc050a3e6cf2a45</a> (<a href='/cgit.cgi/linux/net-next.git/patch/include/trace/events/afs.h?id=4be9993493bc7ee3fdf950a83bc050a3e6cf2a45'>patch</a>)</td></tr>
<tr><th>tree</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/tree/?id=4be9993493bc7ee3fdf950a83bc050a3e6cf2a45'>c619c15ad9a1231a1b9c2dbfeb997bd3d47dce18</a> /<a href='/cgit.cgi/linux/net-next.git/tree/include/trace/events/afs.h?id=4be9993493bc7ee3fdf950a83bc050a3e6cf2a45'>include/trace/events/afs.h</a></td></tr>
<tr><th>parent</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/include/trace/events/afs.h?id=30357d7d8aaf2a980ab17c2ce054b2b87e60af88'>30357d7d8aaf2a980ab17c2ce054b2b87e60af88</a> (<a href='/cgit.cgi/linux/net-next.git/diff/include/trace/events/afs.h?id=4be9993493bc7ee3fdf950a83bc050a3e6cf2a45&amp;id2=30357d7d8aaf2a980ab17c2ce054b2b87e60af88'>diff</a>)</td></tr><tr><th>parent</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/include/trace/events/afs.h?id=1f8176f7352abfe1a424ac7eb845b4c2e7c31e5f'>1f8176f7352abfe1a424ac7eb845b4c2e7c31e5f</a> (<a href='/cgit.cgi/linux/net-next.git/diff/include/trace/events/afs.h?id=4be9993493bc7ee3fdf950a83bc050a3e6cf2a45&amp;id2=1f8176f7352abfe1a424ac7eb845b4c2e7c31e5f'>diff</a>)</td></tr></table>
<div class='commit-subject'>Merge branch 'mlx4-misc-improvements'</div><div class='commit-msg'>Tariq Toukan says:

====================
mlx4 misc improvements

This patchset contains several improvements and cleanups
from the team to the mlx4 Eth and core drivers.

Series generated against net-next commit:
4e8f2fc1a55d Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net

Thanks,
Tariq.

v3:
* Patch 6/9: forgot to actually update the commit message in v2, now it is.

v2:
* Patch 1/9: used EOPNOTSUPP and not ENOTSUPP.
* Patch 3/9: dropped, to be submitted separately in the future.
* Patch 6/9: updated commit message.
====================

Signed-off-by: David S. Miller &lt;davem@davemloft.net&gt;
</div><div class='diffstat-header'><a href='/cgit.cgi/linux/net-next.git/diff/?id=4be9993493bc7ee3fdf950a83bc050a3e6cf2a45'>Diffstat</a> (limited to 'include/trace/events/afs.h')</div><table summary='diffstat' class='diffstat'>