#define __XFS_VNODE_H__
struct file;
-struct bhv_vfs;
struct bhv_vattr;
struct xfs_iomap;
struct attrlist_cursor_kern;
typedef struct dentry bhv_vname_t;
typedef __u64 bhv_vnumber_t;
+typedef struct inode bhv_vnode_t;
-typedef enum bhv_vflags {
- VMODIFIED = 0x08, /* XFS inode state possibly differs */
- /* to the Linux inode state. */
- VTRUNCATED = 0x40, /* truncated down so flush-on-close */
-} bhv_vflags_t;
-
-/*
- * MP locking protocols:
- * v_flag, VN_LOCK/VN_UNLOCK
- */
-typedef struct bhv_vnode {
- bhv_vflags_t v_flag; /* vnode flags (see above) */
- bhv_vnumber_t v_number; /* in-core vnode number */
- spinlock_t v_lock; /* VN_LOCK/VN_UNLOCK */
- atomic_t v_iocount; /* outstanding I/O count */
-#ifdef XFS_VNODE_TRACE
- struct ktrace *v_trace; /* trace header structure */
-#endif
- struct inode v_inode; /* Linux inode */
- /* inode MUST be last */
-} bhv_vnode_t;
-
-#define VN_ISLNK(vp) S_ISLNK((vp)->v_inode.i_mode)
-#define VN_ISREG(vp) S_ISREG((vp)->v_inode.i_mode)
-#define VN_ISDIR(vp) S_ISDIR((vp)->v_inode.i_mode)
-#define VN_ISCHR(vp) S_ISCHR((vp)->v_inode.i_mode)
-#define VN_ISBLK(vp) S_ISBLK((vp)->v_inode.i_mode)
+#define VN_ISLNK(vp) S_ISLNK((vp)->i_mode)
+#define VN_ISREG(vp) S_ISREG((vp)->i_mode)
+#define VN_ISDIR(vp) S_ISDIR((vp)->i_mode)
+#define VN_ISCHR(vp) S_ISCHR((vp)->i_mode)
+#define VN_ISBLK(vp) S_ISBLK((vp)->i_mode)
/*
* Vnode to Linux inode mapping.
*/
-static inline struct bhv_vnode *vn_from_inode(struct inode *inode)
+static inline bhv_vnode_t *vn_from_inode(struct inode *inode)
{
- return container_of(inode, bhv_vnode_t, v_inode);
+ return inode;
}
-static inline struct inode *vn_to_inode(struct bhv_vnode *vnode)
+static inline struct inode *vn_to_inode(bhv_vnode_t *vnode)
{
- return &vnode->v_inode;
+ return vnode;
}
/*
extern void vn_init(void);
extern bhv_vnode_t *vn_initialize(struct inode *);
-extern int vn_revalidate(struct bhv_vnode *);
-extern int __vn_revalidate(struct bhv_vnode *, bhv_vattr_t *);
-extern void vn_revalidate_core(struct bhv_vnode *, bhv_vattr_t *);
+extern int vn_revalidate(bhv_vnode_t *);
+extern int __vn_revalidate(bhv_vnode_t *, bhv_vattr_t *);
+extern void vn_revalidate_core(bhv_vnode_t *, bhv_vattr_t *);
-extern void vn_iowait(struct bhv_vnode *vp);
-extern void vn_iowake(struct bhv_vnode *vp);
-
-extern void vn_ioerror(struct bhv_vnode *vp, int error, char *f, int l);
+/*
+ * Yeah, these don't take vnode anymore at all, all this should be
+ * cleaned up at some point.
+ */
+extern void vn_iowait(struct xfs_inode *ip);
+extern void vn_iowake(struct xfs_inode *ip);
+extern void vn_ioerror(struct xfs_inode *ip, int error, char *f, int l);
-static inline int vn_count(struct bhv_vnode *vp)
+static inline int vn_count(bhv_vnode_t *vp)
{
return atomic_read(&vn_to_inode(vp)->i_count);
}
/*
* Vnode reference counting functions (and macros for compatibility).
*/
-extern bhv_vnode_t *vn_hold(struct bhv_vnode *);
+extern bhv_vnode_t *vn_hold(bhv_vnode_t *);
#if defined(XFS_VNODE_TRACE)
#define VN_HOLD(vp) \
((void)vn_hold(vp), \
- vn_trace_hold(vp, __FILE__, __LINE__, (inst_t *)__return_address))
+ vn_trace_hold(xfs_vtoi(vp), __FILE__, __LINE__, (inst_t *)__return_address))
#define VN_RELE(vp) \
- (vn_trace_rele(vp, __FILE__, __LINE__, (inst_t *)__return_address), \
+ (vn_trace_rele(xfs_vtoi(vp), __FILE__, __LINE__, (inst_t *)__return_address), \
iput(vn_to_inode(vp)))
#else
#define VN_HOLD(vp) ((void)vn_hold(vp))
#define VN_RELE(vp) (iput(vn_to_inode(vp)))
#endif
-static inline struct bhv_vnode *vn_grab(struct bhv_vnode *vp)
+static inline bhv_vnode_t *vn_grab(bhv_vnode_t *vp)
{
struct inode *inode = igrab(vn_to_inode(vp));
return inode ? vn_from_inode(inode) : NULL;
#define VNAMELEN(dentry) ((dentry)->d_name.len)
#define VNAME_TO_VNODE(dentry) (vn_from_inode((dentry)->d_inode))
-/*
- * Vnode spinlock manipulation.
- */
-#define VN_LOCK(vp) mutex_spinlock(&(vp)->v_lock)
-#define VN_UNLOCK(vp, s) mutex_spinunlock(&(vp)->v_lock, s)
-
-STATIC_INLINE void vn_flagset(struct bhv_vnode *vp, uint flag)
-{
- spin_lock(&vp->v_lock);
- vp->v_flag |= flag;
- spin_unlock(&vp->v_lock);
-}
-
-STATIC_INLINE uint vn_flagclr(struct bhv_vnode *vp, uint flag)
-{
- uint cleared;
-
- spin_lock(&vp->v_lock);
- cleared = (vp->v_flag & flag);
- vp->v_flag &= ~flag;
- spin_unlock(&vp->v_lock);
- return cleared;
-}
-
-#define VMODIFY(vp) vn_flagset(vp, VMODIFIED)
-#define VUNMODIFY(vp) vn_flagclr(vp, VMODIFIED)
-#define VTRUNCATE(vp) vn_flagset(vp, VTRUNCATED)
-#define VUNTRUNCATE(vp) vn_flagclr(vp, VTRUNCATED)
-
/*
* Dealing with bad inodes
*/
-static inline void vn_mark_bad(struct bhv_vnode *vp)
+static inline void vn_mark_bad(bhv_vnode_t *vp)
{
make_bad_inode(vn_to_inode(vp));
}
-static inline int VN_BAD(struct bhv_vnode *vp)
+static inline int VN_BAD(bhv_vnode_t *vp)
{
return is_bad_inode(vn_to_inode(vp));
}
*/
static inline void vn_atime_to_bstime(bhv_vnode_t *vp, xfs_bstime_t *bs_atime)
{
- bs_atime->tv_sec = vp->v_inode.i_atime.tv_sec;
- bs_atime->tv_nsec = vp->v_inode.i_atime.tv_nsec;
+ bs_atime->tv_sec = vp->i_atime.tv_sec;
+ bs_atime->tv_nsec = vp->i_atime.tv_nsec;
}
static inline void vn_atime_to_timespec(bhv_vnode_t *vp, struct timespec *ts)
{
- *ts = vp->v_inode.i_atime;
+ *ts = vp->i_atime;
}
static inline void vn_atime_to_time_t(bhv_vnode_t *vp, time_t *tt)
{
- *tt = vp->v_inode.i_atime.tv_sec;
+ *tt = vp->i_atime.tv_sec;
}
/*
#define VN_CACHED(vp) (vn_to_inode(vp)->i_mapping->nrpages)
#define VN_DIRTY(vp) mapping_tagged(vn_to_inode(vp)->i_mapping, \
PAGECACHE_TAG_DIRTY)
-#define VN_TRUNC(vp) ((vp)->v_flag & VTRUNCATED)
/*
* Flags to vop_setattr/getattr.
#define VNODE_KTRACE_REF 4
#define VNODE_KTRACE_RELE 5
-extern void vn_trace_entry(struct bhv_vnode *, const char *, inst_t *);
-extern void vn_trace_exit(struct bhv_vnode *, const char *, inst_t *);
-extern void vn_trace_hold(struct bhv_vnode *, char *, int, inst_t *);
-extern void vn_trace_ref(struct bhv_vnode *, char *, int, inst_t *);
-extern void vn_trace_rele(struct bhv_vnode *, char *, int, inst_t *);
-
-#define VN_TRACE(vp) \
- vn_trace_ref(vp, __FILE__, __LINE__, (inst_t *)__return_address)
+extern void vn_trace_entry(struct xfs_inode *, const char *, inst_t *);
+extern void vn_trace_exit(struct xfs_inode *, const char *, inst_t *);
+extern void vn_trace_hold(struct xfs_inode *, char *, int, inst_t *);
+extern void vn_trace_ref(struct xfs_inode *, char *, int, inst_t *);
+extern void vn_trace_rele(struct xfs_inode *, char *, int, inst_t *);
#else
#define vn_trace_entry(a,b,c)
#define vn_trace_exit(a,b,c)
#define vn_trace_hold(a,b,c,d)
#define vn_trace_ref(a,b,c,d)
#define vn_trace_rele(a,b,c,d)
-#define VN_TRACE(vp)
#endif
#endif /* __XFS_VNODE_H__ */