Differential D23913 Diff 73944 head/sys/sys/vnode.h

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head/sys/sys/vnode.h

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*/		*/

/*		/*
* Vnode types. VNON means no type.		* Vnode types. VNON means no type.
*/		*/
enum vtype { VNON, VREG, VDIR, VBLK, VCHR, VLNK, VSOCK, VFIFO, VBAD,		enum vtype { VNON, VREG, VDIR, VBLK, VCHR, VLNK, VSOCK, VFIFO, VBAD,
VMARKER };		VMARKER };

enum vgetstate { VGET_HOLDCNT, VGET_USECOUNT };		enum vgetstate { VGET_NONE, VGET_HOLDCNT, VGET_USECOUNT };
/*		/*
* Each underlying filesystem allocates its own private area and hangs		* Each underlying filesystem allocates its own private area and hangs
* it from v_data. If non-null, this area is freed in getnewvnode().		* it from v_data. If non-null, this area is freed in getnewvnode().
*/		*/

struct namecache;		struct namecache;

struct vpollinfo {		struct vpollinfo {
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/*		/*
* Vnode flags.		* Vnode flags.
* VI flags are protected by interlock and live in v_iflag		* VI flags are protected by interlock and live in v_iflag
* VV flags are protected by the vnode lock and live in v_vflag		* VV flags are protected by the vnode lock and live in v_vflag
*		*
* VIRF_DOOMED is doubly protected by the interlock and vnode lock. Both		* VIRF_DOOMED is doubly protected by the interlock and vnode lock. Both
* are required for writing but the status may be checked with either.		* are required for writing but the status may be checked with either.
*/		*/
		#define VHOLD_NO_SMR (1<<29) /* Disable vhold_smr */
		#define VHOLD_ALL_FLAGS (VHOLD_NO_SMR)

#define VIRF_DOOMED 0x0001 /* This vnode is being recycled */		#define VIRF_DOOMED 0x0001 /* This vnode is being recycled */

#define VI_TEXT_REF 0x0001 /* Text ref grabbed use ref */		#define VI_TEXT_REF 0x0001 /* Text ref grabbed use ref */
#define VI_MOUNT 0x0020 /* Mount in progress */		#define VI_MOUNT 0x0020 /* Mount in progress */
#define VI_DOINGINACT 0x0800 /* VOP_INACTIVE is in progress */		#define VI_DOINGINACT 0x0800 /* VOP_INACTIVE is in progress */
#define VI_OWEINACT 0x1000 /* Need to call inactive */		#define VI_OWEINACT 0x1000 /* Need to call inactive */
#define VI_DEFINACT 0x2000 /* deferred inactive */		#define VI_DEFINACT 0x2000 /* deferred inactive */

▲ Show 20 Lines • Show All 405 Lines • ▼ Show 20 Lines	int vaccess_acl_posix1e(enum vtype type, uid_t file_uid,
struct ucred cred, int privused);		struct ucred cred, int privused);
void vattr_null(struct vattr *vap);		void vattr_null(struct vattr *vap);
int vcount(struct vnode *vp);		int vcount(struct vnode *vp);
void vlazy(struct vnode *);		void vlazy(struct vnode *);
void vdrop(struct vnode *);		void vdrop(struct vnode *);
void vdropl(struct vnode *);		void vdropl(struct vnode *);
int vflush(struct mount mp, int rootrefs, int flags, struct thread td);		int vflush(struct mount mp, int rootrefs, int flags, struct thread td);
int vget(struct vnode vp, int flags, struct thread td);		int vget(struct vnode vp, int flags, struct thread td);
		enum vgetstate vget_prep_smr(struct vnode *vp);
enum vgetstate vget_prep(struct vnode *vp);		enum vgetstate vget_prep(struct vnode *vp);
int vget_finish(struct vnode *vp, int flags, enum vgetstate vs);		int vget_finish(struct vnode *vp, int flags, enum vgetstate vs);
void vgone(struct vnode *vp);		void vgone(struct vnode *vp);
void vhold(struct vnode *);		void vhold(struct vnode *);
void vholdl(struct vnode *);		void vholdl(struct vnode *);
void vholdnz(struct vnode *);		void vholdnz(struct vnode *);
		bool vhold_smr(struct vnode *);
void vinactive(struct vnode *vp);		void vinactive(struct vnode *vp);
int vinvalbuf(struct vnode *vp, int save, int slpflag, int slptimeo);		int vinvalbuf(struct vnode *vp, int save, int slpflag, int slptimeo);
int vtruncbuf(struct vnode *vp, off_t length, int blksize);		int vtruncbuf(struct vnode *vp, off_t length, int blksize);
void v_inval_buf_range(struct vnode *vp, daddr_t startlbn, daddr_t endlbn,		void v_inval_buf_range(struct vnode *vp, daddr_t startlbn, daddr_t endlbn,
int blksize);		int blksize);
void vunref(struct vnode *);		void vunref(struct vnode *);
void vn_printf(struct vnode vp, const char fmt, ...) __printflike(2,3);		void vn_printf(struct vnode vp, const char fmt, ...) __printflike(2,3);
int vrecycle(struct vnode *vp);		int vrecycle(struct vnode *vp);
▲ Show 20 Lines • Show All 294 Lines • ▼ Show 20 Lines	int _error; \
_error; \		_error; \
})		})

#include <sys/kernel.h>		#include <sys/kernel.h>

#define VFS_VOP_VECTOR_REGISTER(vnodeops) \		#define VFS_VOP_VECTOR_REGISTER(vnodeops) \
SYSINIT(vfs_vector_##vnodeops##_f, SI_SUB_VFS, SI_ORDER_ANY, \		SYSINIT(vfs_vector_##vnodeops##_f, SI_SUB_VFS, SI_ORDER_ANY, \
vfs_vector_op_register, &vnodeops)		vfs_vector_op_register, &vnodeops)

		#define VFS_SMR_DECLARE \
		extern smr_t vfs_smr

		#define VFS_SMR() vfs_smr
		#define vfs_smr_enter() smr_enter(VFS_SMR())
		#define vfs_smr_exit() smr_exit(VFS_SMR())
		#define VFS_SMR_ASSERT_ENTERED() SMR_ASSERT_ENTERED(VFS_SMR())
		#define VFS_SMR_ASSERT_NOT_ENTERED() SMR_ASSERT_NOT_ENTERED(VFS_SMR())
		#define VFS_SMR_ZONE_SET(zone) uma_zone_set_smr((zone), VFS_SMR())

#endif /* _KERNEL */		#endif /* _KERNEL */

#endif /* !_SYS_VNODE_H_ */		#endif /* !_SYS_VNODE_H_ */