/*
 * Software async multibuffer crypto daemon headers
 *
 *    Author:
 *             Tim Chen <tim.c.chen@linux.intel.com>
 *
 *    Copyright (c) 2014, Intel Corporation.
 */

#ifndef _CRYPTO_MCRYPT_H
#define _CRYPTO_MCRYPT_H

#include <linux/crypto.h>
#include <linux/kernel.h>
#include <crypto/hash.h>

struct mcryptd_ahash {
	struct crypto_ahash base;
};

static inline struct mcryptd_ahash *__mcryptd_ahash_cast(
	struct crypto_ahash *tfm)
{
	return (struct mcryptd_ahash *)tfm;
}

struct mcryptd_cpu_queue {
	struct crypto_queue queue;
	struct work_struct work;
};

struct mcryptd_queue {
	struct mcryptd_cpu_queue __percpu *cpu_queue;
};

struct mcryptd_instance_ctx {
	struct crypto_spawn spawn;
	struct mcryptd_queue *queue;
};

struct mcryptd_hash_ctx {
	struct crypto_ahash *child;
	struct mcryptd_alg_state *alg_state;
};

struct mcryptd_tag {
	/* seq number of request */
	unsigned seq_num;
	/* arrival time of request */
	unsigned long arrival;
	unsigned long expire;
	int	cpu;
};

struct mcryptd_hash_request_ctx {
	struct list_head waiter;
	crypto_completion_t complete;
	struct mcryptd_tag tag;
	struct crypto_hash_walk walk;
	u8 *out;
	int flag;
	struct ahash_request areq;
};

struct mcryptd_ahash *mcryptd_alloc_ahash(const char *alg_name,
					u32 type, u32 mask);
struct crypto_ahash *mcryptd_ahash_child(struct mcryptd_ahash *tfm);
struct ahash_request *mcryptd_ahash_desc(struct ahash_request *req);
void mcryptd_free_ahash(struct mcryptd_ahash *tfm);
void mcryptd_flusher(struct work_struct *work);

enum mcryptd_req_type {
	MCRYPTD_NONE,
	MCRYPTD_UPDATE,
	MCRYPTD_FINUP,
	MCRYPTD_DIGEST,
	MCRYPTD_FINAL
};

struct mcryptd_alg_cstate {
	unsigned long next_flush;
	unsigned next_seq_num;
	bool	flusher_engaged;
	struct  delayed_work flush;
	int	cpu;
	struct  mcryptd_alg_state *alg_state;
	void	*mgr;
	spinlock_t work_lock;
	struct list_head work_list;
	struct list_head flush_list;
};

struct mcryptd_alg_state {
	struct mcryptd_alg_cstate __percpu *alg_cstate;
	unsigned long (*flusher)(struct mcryptd_alg_cstate *cstate);
};

/* return delay in jiffies from current time */
static inline unsigned long get_delay(unsigned long t)
{
	long delay;

	delay = (long) t - (long) jiffies;
	if (delay <= 0)
		return 0;
	else
		return (unsigned long) delay;
}

void mcryptd_arm_flusher(struct mcryptd_alg_cstate *cstate, unsigned long delay);

#endif
id=a4685d2f58e2230d4e27fb2ee581d7ea35e5d046'>diff</a></td><td class='form'><form class='right' method='get' action='/cgit.cgi/linux/net-next.git/log/include/trace/events/compaction.h'>
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<div class='path'>path: <a href='/cgit.cgi/linux/net-next.git/commit/?h=nds-private-remove&amp;id=a4685d2f58e2230d4e27fb2ee581d7ea35e5d046'>root</a>/<a href='/cgit.cgi/linux/net-next.git/commit/include?h=nds-private-remove&amp;id=a4685d2f58e2230d4e27fb2ee581d7ea35e5d046'>include</a>/<a href='/cgit.cgi/linux/net-next.git/commit/include/trace?h=nds-private-remove&amp;id=a4685d2f58e2230d4e27fb2ee581d7ea35e5d046'>trace</a>/<a href='/cgit.cgi/linux/net-next.git/commit/include/trace/events?h=nds-private-remove&amp;id=a4685d2f58e2230d4e27fb2ee581d7ea35e5d046'>events</a>/<a href='/cgit.cgi/linux/net-next.git/commit/include/trace/events/compaction.h?h=nds-private-remove&amp;id=a4685d2f58e2230d4e27fb2ee581d7ea35e5d046'>compaction.h</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='a4685d2f58e2230d4e27fb2ee581d7ea35e5d046'/><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>Linus Torvalds &lt;torvalds@linux-foundation.org&gt;</td><td class='right'>2017-01-23 13:51:59 -0800</td></tr>
<tr><th>committer</th><td>Linus Torvalds &lt;torvalds@linux-foundation.org&gt;</td><td class='right'>2017-01-23 13:51:59 -0800</td></tr>
<tr><th>commit</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/include/trace/events/compaction.h?h=nds-private-remove&amp;id=a4685d2f58e2230d4e27fb2ee581d7ea35e5d046'>a4685d2f58e2230d4e27fb2ee581d7ea35e5d046</a> (<a href='/cgit.cgi/linux/net-next.git/patch/include/trace/events/compaction.h?id=a4685d2f58e2230d4e27fb2ee581d7ea35e5d046'>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=a4685d2f58e2230d4e27fb2ee581d7ea35e5d046'>c2873b20dc923fec4643addcb695aa9400f50430</a> /<a href='/cgit.cgi/linux/net-next.git/tree/include/trace/events/compaction.h?h=nds-private-remove&amp;id=a4685d2f58e2230d4e27fb2ee581d7ea35e5d046'>include/trace/events/compaction.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/compaction.h?h=nds-private-remove&amp;id=6302118226830c8f0aa0ec6afc8ef0cad84faa5f'>6302118226830c8f0aa0ec6afc8ef0cad84faa5f</a> (<a href='/cgit.cgi/linux/net-next.git/diff/include/trace/events/compaction.h?h=nds-private-remove&amp;id=a4685d2f58e2230d4e27fb2ee581d7ea35e5d046&amp;id2=6302118226830c8f0aa0ec6afc8ef0cad84faa5f'>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/compaction.h?h=nds-private-remove&amp;id=fd7c99142d77dc4a851879a66715abf12a3193fb'>fd7c99142d77dc4a851879a66715abf12a3193fb</a> (<a href='/cgit.cgi/linux/net-next.git/diff/include/trace/events/compaction.h?h=nds-private-remove&amp;id=a4685d2f58e2230d4e27fb2ee581d7ea35e5d046&amp;id2=fd7c99142d77dc4a851879a66715abf12a3193fb'>diff</a>)</td></tr></table>
<div class='commit-subject'>Merge branch 'stable' of git://git.kernel.org/pub/scm/linux/kernel/git/cmetcalf/linux-tile</div><div class='commit-msg'>Pull tile bugfix from Chris Metcalf:
 "This avoids an issue with short userspace reads for regset via ptrace"

* 'stable' of git://git.kernel.org/pub/scm/linux/kernel/git/cmetcalf/linux-tile:
  tile/ptrace: Preserve previous registers for short regset write
</div><div class='diffstat-header'><a href='/cgit.cgi/linux/net-next.git/diff/?h=nds-private-remove&amp;id=a4685d2f58e2230d4e27fb2ee581d7ea35e5d046'>Diffstat</a> (limited to 'include/trace/events/compaction.h')</div><table summary='diffstat' class='diffstat'>