X-Git-Url: https://git.camperquake.de/gitweb.cgi?a=blobdiff_plain;f=include%2Fsys%2Fzfs_context.h;h=a23bfdcf82a29b385a0973240e930f802f6db3b4;hb=cc92e9d0c3e67a7e66c844466f85696a087bf60a;hp=6201214ec94cb32fe134c3ef9ec4cd2582276d7d;hpb=15a9e03368d8f186751a432740a5a281f45d712d;p=zfs.git

diff --git a/include/sys/zfs_context.h b/include/sys/zfs_context.h
index 6201214..a23bfdc 100644
--- a/include/sys/zfs_context.h
+++ b/include/sys/zfs_context.h
@@ -24,6 +24,8 @@
  */
 /*
  * Copyright 2011 Nexenta Systems, Inc. All rights reserved.
+ * Copyright (c) 2012, Joyent, Inc. All rights reserved.
+ * Copyright (c) 2012 by Delphix. All rights reserved.
  */
 
 #ifndef _SYS_ZFS_CONTEXT_H
@@ -189,18 +191,13 @@ extern void vpanic(const char *, __va_list);
 #define	STACK_SIZE		24576	/* Solaris */
 #endif
 
-#ifdef NPTL_GUARD_WITHIN_STACK
-#define	EXTRA_GUARD_BYTES	PAGESIZE
-#else
-#define	EXTRA_GUARD_BYTES	0
-#endif
-
 /* in libzpool, p0 exists only to have its address taken */
 typedef struct proc {
 	uintptr_t	this_is_never_used_dont_dereference_it;
 } proc_t;
 
 extern struct proc p0;
+#define	curproc		(&p0)
 
 typedef void (*thread_func_t)(void *);
 typedef void (*thread_func_arg_t)(void *);
@@ -218,7 +215,7 @@ typedef struct kthread {
 #define	thread_exit			zk_thread_exit
 #define	thread_create(stk, stksize, func, arg, len, pp, state, pri)	\
 	zk_thread_create(stk, stksize, (thread_func_t)func, arg,	\
-			 len, NULL, state, pri)
+			 len, NULL, state, pri, PTHREAD_CREATE_DETACHED)
 #define	thread_join(t)			zk_thread_join(t)
 #define	newproc(f,a,cid,pri,ctp,pid)	(ENOSYS)
 
@@ -226,7 +223,7 @@ extern kthread_t *zk_thread_current(void);
 extern void zk_thread_exit(void);
 extern kthread_t *zk_thread_create(caddr_t stk, size_t  stksize,
 	thread_func_t func, void *arg, size_t len,
-	proc_t *pp, int state, pri_t pri);
+	proc_t *pp, int state, pri_t pri, int detachstate);
 extern void zk_thread_join(kt_did_t tid);
 
 #define	kpreempt_disable()	((void)0)
@@ -320,6 +317,7 @@ extern void cv_signal(kcondvar_t *cv);
 extern void cv_broadcast(kcondvar_t *cv);
 #define cv_timedwait_interruptible(cv, mp, at)	cv_timedwait(cv, mp, at)
 #define cv_wait_interruptible(cv, mp)		cv_wait(cv, mp)
+#define cv_wait_io(cv, mp)			cv_wait(cv, mp)
 
 /*
  * kstat creation, installation and deletion
@@ -388,10 +386,10 @@ typedef struct taskq_ent {
 #define	TASKQ_DYNAMIC		0x0004	/* Use dynamic thread scheduling */
 #define	TASKQ_THREADS_CPU_PCT	0x0008	/* Scale # threads by # cpus */
 #define	TASKQ_DC_BATCH		0x0010	/* Mark threads as batch */
-#define	TASKQ_NORECLAIM		0x0020	/* Disable direct memory reclaim */
 
 #define	TQ_SLEEP	KM_SLEEP	/* Can block for memory */
 #define	TQ_NOSLEEP	KM_NOSLEEP	/* cannot block for memory; may fail */
+#define	TQ_PUSHPAGE	KM_PUSHPAGE	/* Cannot perform I/O */
 #define	TQ_NOQUEUE	0x02		/* Do not enqueue if can't dispatch */
 #define	TQ_FRONT	0x08		/* Queue in front */
 
@@ -403,6 +401,8 @@ extern taskq_t	*taskq_create(const char *, int, pri_t, int, int, uint_t);
 #define	taskq_create_sysdc(a, b, d, e, p, dc, f) \
 	    (taskq_create(a, b, maxclsyspri, d, e, f))
 extern taskqid_t taskq_dispatch(taskq_t *, task_func_t, void *, uint_t);
+extern taskqid_t taskq_dispatch_delay(taskq_t *, task_func_t, void *, uint_t,
+    clock_t);
 extern void	taskq_dispatch_ent(taskq_t *, task_func_t, void *, uint_t,
     taskq_ent_t *);
 extern int	taskq_empty_ent(taskq_ent_t *);
@@ -410,6 +410,7 @@ extern void	taskq_init_ent(taskq_ent_t *);
 extern void	taskq_destroy(taskq_t *);
 extern void	taskq_wait(taskq_t *);
 extern int	taskq_member(taskq_t *, kthread_t *);
+extern int	taskq_cancel_id(taskq_t *, taskqid_t);
 extern void	system_taskq_init(void);
 extern void	system_taskq_fini(void);
 
@@ -493,7 +494,7 @@ typedef struct vsecattr {
 
 extern int fop_getattr(vnode_t *vp, vattr_t *vap);
 
-#define	VOP_CLOSE(vp, f, c, o, cr, ct)	0
+#define	VOP_CLOSE(vp, f, c, o, cr, ct)	vn_close(vp)
 #define	VOP_PUTPAGE(vp, of, sz, fl, cr, ct)	0
 #define	VOP_GETATTR(vp, vap, fl, cr, ct)  fop_getattr((vp), (vap));
 
@@ -526,6 +527,11 @@ extern vnode_t *rootdir;
 
 extern void delay(clock_t ticks);
 
+#define	SEC_TO_TICK(sec)	((sec) * hz)
+#define	MSEC_TO_TICK(msec)	((msec) / (MILLISEC / hz))
+#define	USEC_TO_TICK(usec)	((usec) / (MICROSEC / hz))
+#define	NSEC_TO_TICK(usec)	((usec) / (NANOSEC / hz))
+
 #define	gethrestime_sec() time(NULL)
 #define	gethrestime(t) \
 	do {\