vfs_init.c File Reference

#include <sys/cdefs.h>
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/fnv_hash.h>
#include <sys/kernel.h>
#include <sys/linker.h>
#include <sys/mount.h>
#include <sys/proc.h>
#include <sys/syscallsubr.h>
#include <sys/sysctl.h>
#include <sys/vnode.h>
#include <sys/malloc.h>

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Functions
	__FBSDID ("$BSDSUniX$")
static int	vfs_register (struct vfsconf *)
static int	vfs_unregister (struct vfsconf *)
	MALLOC_DEFINE (M_VNODE,"vnodes","Dynamically allocated vnodes")
	TUNABLE_INT ("vfs.typenumhash",&vfs_typenumhash)
	SYSCTL_INT (_vfs, OID_AUTO, typenumhash, CTLFLAG_RDTUN,&vfs_typenumhash, 0,"Set vfc_typenum using a hash calculation on vfc_name, so that it does not""change when file systems are loaded in a different order.")
struct vfsconf *	vfs_byname (const char *name)
struct vfsconf *	vfs_byname_kld (const char *fstype, struct thread *td, int *error)
int	vfs_modevent (module_t mod, int type, void *data)

Variables
int	maxvfsconf = VFS_GENERIC + 1
struct vfsconfhead	vfsconf = TAILQ_HEAD_INITIALIZER(vfsconf)
static int	vfs_typenumhash = 1
struct vattr	va_null

Function Documentation

__FBSDID

(

"$BSDSUniX$"

)

MALLOC_DEFINE	(	M_VNODE	,
		"vnodes"	,
		"Dynamically allocated vnodes"
	)

SYSCTL_INT	(	_vfs	,
		OID_AUTO	,
		typenumhash	,
		CTLFLAG_RDTUN	,
		&	vfs_typenumhash,
		0	,
		"Set vfc_typenum using a hash calculation on	vfc_name,
		so that it does not""change when file systems are loaded in a different order."
	)

TUNABLE_INT	(	"vfs.typenumhash"	,
		&	vfs_typenumhash
	)

struct vfsconf* vfs_byname

(

const char *

name

)

Definition at line 109 of file vfs_init.c.

References vfsconf.

Referenced by parse_mount(), vfs_byname_kld(), vfs_domount(), vfs_mountroot_devfs(), vfs_register(), and vfs_unregister().

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struct vfsconf* vfs_byname_kld	(	const char *	fstype,
		struct thread *	td,
		int *	error
	)

Definition at line 122 of file vfs_init.c.

References kern_kldload(), kern_kldunload(), vfs_byname(), and vfsconf.

Referenced by sys_mount(), and vfs_domount().

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int vfs_modevent	(	module_t	mod,
		int	type,
		void *	data
	)

Definition at line 322 of file vfs_init.c.

References vfs_register(), vfs_unregister(), and vfsconf.

Referenced by mq_modload().

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static int vfs_register ( struct vfsconf *  vfc )

static

Definition at line 153 of file vfs_init.c.

References maxvfsconf, printf(), sysctl_lock(), sysctl_register_oid(), sysctl_unlock(), sysctl_unregister_oid(), va_null, vattr_null(), vfs_byname(), vfs_stdcheckexp(), vfs_stdextattrctl(), vfs_stdfhtovp(), vfs_stdinit(), vfs_stdnosync(), vfs_stdquotactl(), vfs_stdroot(), vfs_stdstatfs(), vfs_stdsysctl(), vfs_stduninit(), vfs_stdvget(), vfs_typenumhash, and vfsconf.

Referenced by vfs_modevent().

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static int vfs_unregister ( struct vfsconf *  vfc )

static

Definition at line 291 of file vfs_init.c.

References maxvfsconf, vfs_byname(), and vfsconf.

Referenced by vfs_modevent().

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Variable Documentation

int maxvfsconf = VFS_GENERIC + 1

Definition at line 60 of file vfs_init.c.

Referenced by vfs_register(), vfs_sysctl(), and vfs_unregister().

struct vattr va_null

Definition at line 85 of file vfs_init.c.

Referenced by vfs_register().

int vfs_typenumhash = 1

static

Definition at line 74 of file vfs_init.c.

Referenced by vfs_register().

struct vfsconfhead vfsconf = TAILQ_HEAD_INITIALIZER(vfsconf)

Definition at line 66 of file vfs_init.c.

Referenced by sys_mount(), sysctl_ovfs_conf(), sysctl_vfs_conflist(), vfs_byname(), vfs_byname_kld(), vfs_domount(), vfs_modevent(), vfs_mountroot_devfs(), vfs_register(), vfs_sysctl(), and vfs_unregister().