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Add a pointer to an array of struct vnodeopv_desc *'s, for use by

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vfs_attach(), and a LIST_ENTRY to link to the kernel's list of
file systems to struct vfsops.

Declare the vfs_list_head structure, and prototype new functions
vfs_attach(), vfs_detach(), vfs_opv_init(), and vfs_opv_free().
This commit is contained in:
thorpej 1998-02-18 07:09:15 +00:00
parent b5bf2ed6d0
commit 53610dcc4b
1 changed files with 16 additions and 5 deletions
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21
sys/sys/mount.h
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@ -1,4 +1,4 @@
/* $NetBSD: mount.h,v 1.62 1997/11/18 21:35:16 enami Exp $ */
/* $NetBSD: mount.h,v 1.63 1998/02/18 07:09:15 thorpej Exp $ */
/*
* Copyright (c) 1989, 1991, 1993
@ -187,6 +187,7 @@ struct mount {
#ifdef __STDC__
struct nameidata;
struct mbuf;
struct vnodeopv_desc;
#endif
struct vfsops {
@ -213,7 +214,9 @@ struct vfsops {
int (*vfs_vptofh) __P((struct vnode *vp, struct fid *fhp));
void (*vfs_init) __P((void));
int (*vfs_mountroot) __P((void));
struct vnodeopv_desc **vfs_opv_descs;
int vfs_refcount;
LIST_ENTRY(vfsops) vfs_list;
};
#define VFS_MOUNT(MP, PATH, DATA, NDP, P) \
@ -441,17 +444,25 @@ void vfs_unlock __P((struct mount *)); /* unlock a vfs */
void vfs_unmountall __P((void)); /* unmount file systems */
int vfs_busy __P((struct mount *));
void vfs_unbusy __P((struct mount *));
int vfs_attach __P((struct vfsops *));
int vfs_detach __P((struct vfsops *));
struct vfsops *vfs_getopsbyname __P((const char *));
extern CIRCLEQ_HEAD(mntlist, mount) mountlist; /* mounted filesystem list */
extern struct vfsops *vfssw[]; /* filesystem type table */
extern int nvfssw;
extern struct nfs_public nfs_pub;
long makefstype __P((char *));
int dounmount __P((struct mount *, int, struct proc *));
void vfsinit __P((void));
void vfs_opv_init __P((struct vnodeopv_desc **));
void vfs_opv_free __P((struct vnodeopv_desc **));
#ifdef DEBUG
void vfs_bufstats __P((void));
#endif
LIST_HEAD(vfs_list_head, vfsops);
extern struct vfs_list_head vfs_list;
extern CIRCLEQ_HEAD(mntlist, mount) mountlist; /* mounted filesystem list */
extern struct nfs_public nfs_pub;
#else /* _KERNEL */
#include <sys/cdefs.h>