subr_kobj.c File Reference

#include <sys/cdefs.h>
#include <sys/param.h>
#include <sys/kernel.h>
#include <sys/kobj.h>
#include <sys/lock.h>
#include <sys/malloc.h>
#include <sys/mutex.h>
#include <sys/sysctl.h>
#include <sys/systm.h>

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Macros
#define	KOBJ_LOCK()   mtx_lock(&kobj_mtx)
#define	KOBJ_UNLOCK()   mtx_unlock(&kobj_mtx)
#define	KOBJ_ASSERT(what)   mtx_assert(&kobj_mtx, what);

Functions
	__FBSDID ("$BSDSUniX$")
static	MALLOC_DEFINE (M_KOBJ,"kobj","Kernel object structures")
	SYSCTL_INT (_kern, OID_AUTO, kobj_methodcount, CTLFLAG_RD,&kobj_next_id, 0,"")
static void	kobj_init_mutex (void *arg)
	SYSINIT (kobj, SI_SUB_LOCK, SI_ORDER_ANY, kobj_init_mutex, NULL)
int	kobj_error_method (void)
static void	kobj_class_compile_common (kobj_class_t cls, kobj_ops_t ops)
void	kobj_class_compile (kobj_class_t cls)
void	kobj_class_compile_static (kobj_class_t cls, kobj_ops_t ops)
static kobj_method_t *	kobj_lookup_method_class (kobj_class_t cls, kobjop_desc_t desc)
static kobj_method_t *	kobj_lookup_method_mi (kobj_class_t cls, kobjop_desc_t desc)
kobj_method_t *	kobj_lookup_method (kobj_class_t cls, kobj_method_t **cep, kobjop_desc_t desc)
void	kobj_class_free (kobj_class_t cls)
kobj_t	kobj_create (kobj_class_t cls, struct malloc_type *mtype, int mflags)
static void	kobj_init_common (kobj_t obj, kobj_class_t cls)
void	kobj_init (kobj_t obj, kobj_class_t cls)
void	kobj_init_static (kobj_t obj, kobj_class_t cls)
void	kobj_delete (kobj_t obj, struct malloc_type *mtype)

Variables
static struct mtx	kobj_mtx
static int	kobj_mutex_inited
static int	kobj_next_id = 1
static struct kobj_method	null_method

Macro Definition Documentation

#define KOBJ_ASSERT

(

what

)

mtx_assert(&kobj_mtx, what);

Definition at line 65 of file subr_kobj.c.

Referenced by kobj_class_compile(), kobj_class_free(), kobj_delete(), and kobj_init().

#define KOBJ_LOCK

(

)

mtx_lock(&kobj_mtx)

Definition at line 63 of file subr_kobj.c.

Referenced by kobj_class_compile(), kobj_class_free(), kobj_delete(), and kobj_init().

#define KOBJ_UNLOCK

(

)

mtx_unlock(&kobj_mtx)

Definition at line 64 of file subr_kobj.c.

Referenced by kobj_class_compile(), kobj_class_free(), kobj_delete(), and kobj_init().

Function Documentation

__FBSDID

(

"$BSDSUniX$"

)

void kobj_class_compile

(

kobj_class_t

cls

)

Definition at line 127 of file subr_kobj.c.

References free(), KOBJ_ASSERT, kobj_class_compile_common(), KOBJ_LOCK, KOBJ_UNLOCK, malloc(), and panic().

Referenced by devclass_add_driver(), kobj_init(), linker_add_class(), and root_bus_module_handler().

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static void kobj_class_compile_common ( kobj_class_t  cls, kobj_ops_t  ops  )

static

Definition at line 98 of file subr_kobj.c.

References kobj_next_id, and null_method.

Referenced by kobj_class_compile(), and kobj_class_compile_static().

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void kobj_class_compile_static	(	kobj_class_t	cls,
		kobj_ops_t	ops
	)

Definition at line 158 of file subr_kobj.c.

References kobj_class_compile_common(), and kobj_mutex_inited.

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void kobj_class_free

(

kobj_class_t

cls

)

Definition at line 233 of file subr_kobj.c.

References free(), KOBJ_ASSERT, KOBJ_LOCK, and KOBJ_UNLOCK.

Referenced by devclass_delete_driver(), and kobj_delete().

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kobj_t kobj_create	(	kobj_class_t	cls,
		struct malloc_type *	mtype,
		int	mflags
	)

Definition at line 264 of file subr_kobj.c.

References kobj_init(), and malloc().

Referenced by linker_make_file().

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void kobj_delete	(	kobj_t	obj,
		struct malloc_type *	mtype
	)

Definition at line 326 of file subr_kobj.c.

References free(), KOBJ_ASSERT, kobj_class_free(), KOBJ_LOCK, and KOBJ_UNLOCK.

Referenced by device_delete_child(), device_set_driver(), linker_file_unload(), and make_device().

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int kobj_error_method

(

void

)

Definition at line 91 of file subr_kobj.c.

void kobj_init	(	kobj_t	obj,
		kobj_class_t	cls
	)

Definition at line 290 of file subr_kobj.c.

References KOBJ_ASSERT, kobj_class_compile(), kobj_init_common(), KOBJ_LOCK, and KOBJ_UNLOCK.

Referenced by device_set_driver(), kobj_create(), make_device(), and root_bus_module_handler().

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static void kobj_init_common ( kobj_t  obj, kobj_class_t  cls  )

static

Definition at line 282 of file subr_kobj.c.

Referenced by kobj_init(), and kobj_init_static().

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static void kobj_init_mutex ( void *  arg )

static

Definition at line 71 of file subr_kobj.c.

References kobj_mtx, kobj_mutex_inited, and mtx_init().

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void kobj_init_static	(	kobj_t	obj,
		kobj_class_t	cls
	)

Definition at line 316 of file subr_kobj.c.

References kobj_init_common(), and kobj_mutex_inited.

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kobj_method_t* kobj_lookup_method	(	kobj_class_t	cls,
		kobj_method_t **	cep,
		kobjop_desc_t	desc
	)

Definition at line 210 of file subr_kobj.c.

References kobj_lookup_method_mi().

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static kobj_method_t* kobj_lookup_method_class ( kobj_class_t  cls, kobjop_desc_t  desc  )

static

Definition at line 172 of file subr_kobj.c.

Referenced by kobj_lookup_method_mi().

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static kobj_method_t* kobj_lookup_method_mi ( kobj_class_t  cls, kobjop_desc_t  desc  )

static

Definition at line 187 of file subr_kobj.c.

References kobj_lookup_method_class().

Referenced by kobj_lookup_method().

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static MALLOC_DEFINE ( M_KOBJ  , "kobj"  , "Kernel object structures"    )

static

SYSCTL_INT	(	_kern	,
		OID_AUTO	,
		kobj_methodcount	,
		CTLFLAG_RD	,
		&	kobj_next_id,
		0	,
		""
	)

SYSINIT	(	kobj	,
		SI_SUB_LOCK	,
		SI_ORDER_ANY	,
		kobj_init_mutex	,
		NULL
	)

Variable Documentation

struct mtx kobj_mtx

static

Definition at line 59 of file subr_kobj.c.

Referenced by kobj_init_mutex().

int kobj_mutex_inited

static

Definition at line 60 of file subr_kobj.c.

Referenced by kobj_class_compile_static(), kobj_init_mutex(), and kobj_init_static().

int kobj_next_id = 1

static

Definition at line 61 of file subr_kobj.c.

Referenced by kobj_class_compile_common().

struct kobj_method null_method

static

Initial value:

= {
        0, 0,
}

Definition at line 86 of file subr_kobj.c.

Referenced by kobj_class_compile_common().