/*
 * kernel/workqueue_internal.h
 *
 * Workqueue internal header file.  Only to be included by workqueue and
 * core kernel subsystems.
 */
#ifndef _KERNEL_WORKQUEUE_INTERNAL_H
#define _KERNEL_WORKQUEUE_INTERNAL_H

#include <linux/workqueue.h>
#include <linux/kthread.h>

struct worker_pool;

/*
 * The poor guys doing the actual heavy lifting.  All on-duty workers are
 * either serving the manager role, on idle list or on busy hash.  For
 * details on the locking annotation (L, I, X...), refer to workqueue.c.
 *
 * Only to be used in workqueue and async.
 */
struct worker {
	/* on idle list while idle, on busy hash table while busy */
	union {
		struct list_head	entry;	/* L: while idle */
		struct hlist_node	hentry;	/* L: while busy */
	};

	struct work_struct	*current_work;	/* L: work being processed */
	work_func_t		current_func;	/* L: current_work's fn */
	struct pool_workqueue	*current_pwq; /* L: current_work's pwq */
	bool			desc_valid;	/* ->desc is valid */
	struct list_head	scheduled;	/* L: scheduled works */

	/* 64 bytes boundary on 64bit, 32 on 32bit */

	struct task_struct	*task;		/* I: worker task */
	struct worker_pool	*pool;		/* I: the associated pool */
						/* L: for rescuers */
	struct list_head	node;		/* A: anchored at pool->workers */
						/* A: runs through worker->node */

	unsigned long		last_active;	/* L: last active timestamp */
	unsigned int		flags;		/* X: flags */
	int			id;		/* I: worker id */

	/*
	 * Opaque string set with work_set_desc().  Printed out with task
	 * dump for debugging - WARN, BUG, panic or sysrq.
	 */
	char			desc[WORKER_DESC_LEN];

	/* used only by rescuers to point to the target workqueue */
	struct workqueue_struct	*rescue_wq;	/* I: the workqueue to rescue */
};

/**
 * current_wq_worker - return struct worker if %current is a workqueue worker
 */
static inline struct worker *current_wq_worker(void)
{
	if (current->flags & PF_WQ_WORKER)
		return kthread_data(current);
	return NULL;
}

/*
 * Scheduler hooks for concurrency managed workqueue.  Only to be used from
 * sched/core.c and workqueue.c.
 */
void wq_worker_waking_up(struct task_struct *task, int cpu);
struct task_struct *wq_worker_sleeping(struct task_struct *task);

#endif /* _KERNEL_WORKQUEUE_INTERNAL_H */
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<div class='path'>path: <a href='/cgit.cgi/linux/net-next.git/commit/?id=cd44691f7177b2c1e1509d1a17d9b198ebaa34eb'>root</a>/<a href='/cgit.cgi/linux/net-next.git/commit/drivers?id=cd44691f7177b2c1e1509d1a17d9b198ebaa34eb'>drivers</a>/<a href='/cgit.cgi/linux/net-next.git/commit/drivers/usb?id=cd44691f7177b2c1e1509d1a17d9b198ebaa34eb'>usb</a>/<a href='/cgit.cgi/linux/net-next.git/commit/drivers/usb/phy?id=cd44691f7177b2c1e1509d1a17d9b198ebaa34eb'>phy</a>/<a href='/cgit.cgi/linux/net-next.git/commit/drivers/usb/phy/phy-tahvo.c?id=cd44691f7177b2c1e1509d1a17d9b198ebaa34eb'>phy-tahvo.c</a></div><div class='content'><div class='cgit-panel'><b>diff options</b><form method='get'><input type='hidden' name='id' value='cd44691f7177b2c1e1509d1a17d9b198ebaa34eb'/><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'>2017-02-03 12:01:54 -0800</td></tr>
<tr><th>committer</th><td>Linus Torvalds &lt;torvalds@linux-foundation.org&gt;</td><td class='right'>2017-02-03 12:01:54 -0800</td></tr>
<tr><th>commit</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/drivers/usb/phy/phy-tahvo.c?id=cd44691f7177b2c1e1509d1a17d9b198ebaa34eb'>cd44691f7177b2c1e1509d1a17d9b198ebaa34eb</a> (<a href='/cgit.cgi/linux/net-next.git/patch/drivers/usb/phy/phy-tahvo.c?id=cd44691f7177b2c1e1509d1a17d9b198ebaa34eb'>patch</a>)</td></tr>
<tr><th>tree</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/tree/?id=cd44691f7177b2c1e1509d1a17d9b198ebaa34eb'>af696f53d3cdbe9011cdb9168b73e1b524411ecf</a> /<a href='/cgit.cgi/linux/net-next.git/tree/drivers/usb/phy/phy-tahvo.c?id=cd44691f7177b2c1e1509d1a17d9b198ebaa34eb'>drivers/usb/phy/phy-tahvo.c</a></td></tr>
<tr><th>parent</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/drivers/usb/phy/phy-tahvo.c?id=79c9089f97d37ffac88c3ddb6d359b2cf75058b7'>79c9089f97d37ffac88c3ddb6d359b2cf75058b7</a> (<a href='/cgit.cgi/linux/net-next.git/diff/drivers/usb/phy/phy-tahvo.c?id=cd44691f7177b2c1e1509d1a17d9b198ebaa34eb&amp;id2=79c9089f97d37ffac88c3ddb6d359b2cf75058b7'>diff</a>)</td></tr><tr><th>parent</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/drivers/usb/phy/phy-tahvo.c?id=161e6d44a5e2d3f85365cb717d60e363171b39e6'>161e6d44a5e2d3f85365cb717d60e363171b39e6</a> (<a href='/cgit.cgi/linux/net-next.git/diff/drivers/usb/phy/phy-tahvo.c?id=cd44691f7177b2c1e1509d1a17d9b198ebaa34eb&amp;id2=161e6d44a5e2d3f85365cb717d60e363171b39e6'>diff</a>)</td></tr></table>
<div class='commit-subject'>Merge tag 'mmc-v4.10-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/ulfh/mmc</div><div class='commit-msg'>Pull MMC fix from Ulf Hansson:
 "MMC host: sdhci: Avoid hang when receiving spurious CARD_INT
  interrupts"

* tag 'mmc-v4.10-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/ulfh/mmc:
  mmc: sdhci: Ignore unexpected CARD_INT interrupts
</div><div class='diffstat-header'><a href='/cgit.cgi/linux/net-next.git/diff/?id=cd44691f7177b2c1e1509d1a17d9b198ebaa34eb'>Diffstat</a> (limited to 'drivers/usb/phy/phy-tahvo.c')</div><table summary='diffstat' class='diffstat'>