src/sys/sys/mount.h - diff

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version 1.155, 2007/03/10 16:50:01

version 1.155.2.2, 2007/04/10 13:26:19

Line 109 struct mount {

void *mnt_data; /* private data */

int mnt_wcnt; /* count of vfs_busy waiters */

struct lwp *mnt_unmounter; /* who is unmounting */

int mnt_writeopcountupper; /* upper writeops in progress */

kmutex_t mnt_mutex; /* mutex for wcnt */

int mnt_writeopcountlower; /* lower writeops in progress */

struct simplelock mnt_slock; /* mutex for wcnt and

writeops counters */

struct mount *mnt_leaf; /* leaf fs we mounted on */

specificdata_reference

mnt_specdataref; /* subsystem specific data */

};

Line 312 int vfs_mountedon(struct vnode *);/* is

Line 308 int vfs_mountedon(struct vnode *);/* is

int vfs_mountroot(void);

void vfs_shutdown(void); /* unmount and sync file systems */

void vfs_unmountall(struct lwp *); /* unmount file systems */

int vfs_busy(struct mount *, int, struct simplelock *);

int vfs_busy(struct mount *, int, kmutex_t *);

int vfs_rootmountalloc(const char *, const char *, struct mount **);

void vfs_unbusy(struct mount *);

int vfs_attach(struct vfsops *);

Line 327 int vfs_stdsuspendctl(struct mount *, in

Line 323 int vfs_stdsuspendctl(struct mount *, in

extern CIRCLEQ_HEAD(mntlist, mount) mountlist; /* mounted filesystem list */

extern struct vfsops *vfssw[]; /* filesystem type table */

extern int nvfssw;

extern struct simplelock mountlist_slock;

extern kmutex_t mountlist_lock;

extern struct simplelock spechash_slock;

extern kmutex_t spechash_lock;

long makefstype(const char *);

int dounmount(struct mount *, int, struct lwp *);

void vfsinit(void);