#ifndef _NET_DST_OPS_H
#define _NET_DST_OPS_H
#include <linux/types.h>
#include <linux/percpu_counter.h>
#include <linux/cache.h>

struct dst_entry;
struct kmem_cachep;
struct net_device;
struct sk_buff;
struct sock;
struct net;

struct dst_ops {
	unsigned short		family;
	unsigned int		gc_thresh;

	int			(*gc)(struct dst_ops *ops);
	struct dst_entry *	(*check)(struct dst_entry *, __u32 cookie);
	unsigned int		(*default_advmss)(const struct dst_entry *);
	unsigned int		(*mtu)(const struct dst_entry *);
	u32 *			(*cow_metrics)(struct dst_entry *, unsigned long);
	void			(*destroy)(struct dst_entry *);
	void			(*ifdown)(struct dst_entry *,
					  struct net_device *dev, int how);
	struct dst_entry *	(*negative_advice)(struct dst_entry *);
	void			(*link_failure)(struct sk_buff *);
	void			(*update_pmtu)(struct dst_entry *dst, struct sock *sk,
					       struct sk_buff *skb, u32 mtu);
	void			(*redirect)(struct dst_entry *dst, struct sock *sk,
					    struct sk_buff *skb);
	int			(*local_out)(struct net *net, struct sock *sk, struct sk_buff *skb);
	struct neighbour *	(*neigh_lookup)(const struct dst_entry *dst,
						struct sk_buff *skb,
						const void *daddr);

	struct kmem_cache	*kmem_cachep;

	struct percpu_counter	pcpuc_entries ____cacheline_aligned_in_smp;
};

static inline int dst_entries_get_fast(struct dst_ops *dst)
{
	return percpu_counter_read_positive(&dst->pcpuc_entries);
}

static inline int dst_entries_get_slow(struct dst_ops *dst)
{
	return percpu_counter_sum_positive(&dst->pcpuc_entries);
}

static inline void dst_entries_add(struct dst_ops *dst, int val)
{
	percpu_counter_add(&dst->pcpuc_entries, val);
}

static inline int dst_entries_init(struct dst_ops *dst)
{
	return percpu_counter_init(&dst->pcpuc_entries, 0, GFP_KERNEL);
}

static inline void dst_entries_destroy(struct dst_ops *dst)
{
	percpu_counter_destroy(&dst->pcpuc_entries);
}

#endif
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<div class='path'>path: <a href='/cgit.cgi/linux/net-next.git/commit/?id=54a07c7bb0da0343734c78212bbe9f3735394962'>root</a>/<a href='/cgit.cgi/linux/net-next.git/commit/include?id=54a07c7bb0da0343734c78212bbe9f3735394962'>include</a>/<a href='/cgit.cgi/linux/net-next.git/commit/include/crypto?id=54a07c7bb0da0343734c78212bbe9f3735394962'>crypto</a>/<a href='/cgit.cgi/linux/net-next.git/commit/include/crypto/sha512_base.h?id=54a07c7bb0da0343734c78212bbe9f3735394962'>sha512_base.h</a></div><div class='content'><div class='cgit-panel'><b>diff options</b><form method='get'><input type='hidden' name='id' value='54a07c7bb0da0343734c78212bbe9f3735394962'/><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'>2017-01-26 06:44:03 +1000</td></tr>
<tr><th>committer</th><td>Dave Airlie &lt;airlied@redhat.com&gt;</td><td class='right'>2017-01-26 06:44:03 +1000</td></tr>
<tr><th>commit</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/include/crypto/sha512_base.h?id=54a07c7bb0da0343734c78212bbe9f3735394962'>54a07c7bb0da0343734c78212bbe9f3735394962</a> (<a href='/cgit.cgi/linux/net-next.git/patch/include/crypto/sha512_base.h?id=54a07c7bb0da0343734c78212bbe9f3735394962'>patch</a>)</td></tr>
<tr><th>tree</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/tree/?id=54a07c7bb0da0343734c78212bbe9f3735394962'>714efff4608ddc0dda7dc85ca82ae98e2c58b52c</a> /<a href='/cgit.cgi/linux/net-next.git/tree/include/crypto/sha512_base.h?id=54a07c7bb0da0343734c78212bbe9f3735394962'>include/crypto/sha512_base.h</a></td></tr>
<tr><th>parent</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/include/crypto/sha512_base.h?id=932790109f62aa52bdb4bb62aa66653c0b51bc75'>932790109f62aa52bdb4bb62aa66653c0b51bc75</a> (<a href='/cgit.cgi/linux/net-next.git/diff/include/crypto/sha512_base.h?id=54a07c7bb0da0343734c78212bbe9f3735394962&amp;id2=932790109f62aa52bdb4bb62aa66653c0b51bc75'>diff</a>)</td></tr></table>
<div class='commit-subject'>Revert "drm/probe-helpers: Drop locking from poll_enable"</div><div class='commit-msg'>This reverts commit 3846fd9b86001bea171943cc3bb9222cb6da6b42.

There were some precursor commits missing for this around connector
locking, we should probably merge Lyude's nouveau avoid the problem patch.
</div><div class='diffstat-header'><a href='/cgit.cgi/linux/net-next.git/diff/?id=54a07c7bb0da0343734c78212bbe9f3735394962'>Diffstat</a> (limited to 'include/crypto/sha512_base.h')</div><table summary='diffstat' class='diffstat'>