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Diffstat (limited to 'fs/xfs/linux-2.6/xfs_vnode.h')
-rw-r--r--fs/xfs/linux-2.6/xfs_vnode.h65
1 files changed, 23 insertions, 42 deletions
diff --git a/fs/xfs/linux-2.6/xfs_vnode.h b/fs/xfs/linux-2.6/xfs_vnode.h
index 41ca2cec5d31..683ce16210ff 100644
--- a/fs/xfs/linux-2.6/xfs_vnode.h
+++ b/fs/xfs/linux-2.6/xfs_vnode.h
@@ -22,20 +22,6 @@ struct file;
22struct xfs_iomap; 22struct xfs_iomap;
23struct attrlist_cursor_kern; 23struct attrlist_cursor_kern;
24 24
25typedef struct inode bhv_vnode_t;
26
27/*
28 * Vnode to Linux inode mapping.
29 */
30static inline bhv_vnode_t *vn_from_inode(struct inode *inode)
31{
32 return inode;
33}
34static inline struct inode *vn_to_inode(bhv_vnode_t *vnode)
35{
36 return vnode;
37}
38
39/* 25/*
40 * Return values for xfs_inactive. A return value of 26 * Return values for xfs_inactive. A return value of
41 * VN_INACTIVE_NOCACHE implies that the file system behavior 27 * VN_INACTIVE_NOCACHE implies that the file system behavior
@@ -76,57 +62,52 @@ extern void vn_iowait(struct xfs_inode *ip);
76extern void vn_iowake(struct xfs_inode *ip); 62extern void vn_iowake(struct xfs_inode *ip);
77extern void vn_ioerror(struct xfs_inode *ip, int error, char *f, int l); 63extern void vn_ioerror(struct xfs_inode *ip, int error, char *f, int l);
78 64
79static inline int vn_count(bhv_vnode_t *vp) 65static inline int vn_count(struct inode *vp)
80{ 66{
81 return atomic_read(&vn_to_inode(vp)->i_count); 67 return atomic_read(&vp->i_count);
82} 68}
83 69
84/* 70#define IHOLD(ip) \
85 * Vnode reference counting functions (and macros for compatibility). 71do { \
86 */ 72 ASSERT(atomic_read(&VFS_I(ip)->i_count) > 0) ; \
87extern bhv_vnode_t *vn_hold(bhv_vnode_t *); 73 atomic_inc(&(VFS_I(ip)->i_count)); \
74 xfs_itrace_hold((ip), __FILE__, __LINE__, (inst_t *)__return_address); \
75} while (0)
88 76
89#if defined(XFS_INODE_TRACE) 77#define IRELE(ip) \
90#define VN_HOLD(vp) \ 78do { \
91 ((void)vn_hold(vp), \ 79 xfs_itrace_rele((ip), __FILE__, __LINE__, (inst_t *)__return_address); \
92 xfs_itrace_hold(xfs_vtoi(vp), __FILE__, __LINE__, (inst_t *)__return_address)) 80 iput(VFS_I(ip)); \
93#define VN_RELE(vp) \ 81} while (0)
94 (xfs_itrace_rele(xfs_vtoi(vp), __FILE__, __LINE__, (inst_t *)__return_address), \
95 iput(vn_to_inode(vp)))
96#else
97#define VN_HOLD(vp) ((void)vn_hold(vp))
98#define VN_RELE(vp) (iput(vn_to_inode(vp)))
99#endif
100 82
101static inline bhv_vnode_t *vn_grab(bhv_vnode_t *vp) 83static inline struct inode *vn_grab(struct inode *vp)
102{ 84{
103 struct inode *inode = igrab(vn_to_inode(vp)); 85 return igrab(vp);
104 return inode ? vn_from_inode(inode) : NULL;
105} 86}
106 87
107/* 88/*
108 * Dealing with bad inodes 89 * Dealing with bad inodes
109 */ 90 */
110static inline int VN_BAD(bhv_vnode_t *vp) 91static inline int VN_BAD(struct inode *vp)
111{ 92{
112 return is_bad_inode(vn_to_inode(vp)); 93 return is_bad_inode(vp);
113} 94}
114 95
115/* 96/*
116 * Extracting atime values in various formats 97 * Extracting atime values in various formats
117 */ 98 */
118static inline void vn_atime_to_bstime(bhv_vnode_t *vp, xfs_bstime_t *bs_atime) 99static inline void vn_atime_to_bstime(struct inode *vp, xfs_bstime_t *bs_atime)
119{ 100{
120 bs_atime->tv_sec = vp->i_atime.tv_sec; 101 bs_atime->tv_sec = vp->i_atime.tv_sec;
121 bs_atime->tv_nsec = vp->i_atime.tv_nsec; 102 bs_atime->tv_nsec = vp->i_atime.tv_nsec;
122} 103}
123 104
124static inline void vn_atime_to_timespec(bhv_vnode_t *vp, struct timespec *ts) 105static inline void vn_atime_to_timespec(struct inode *vp, struct timespec *ts)
125{ 106{
126 *ts = vp->i_atime; 107 *ts = vp->i_atime;
127} 108}
128 109
129static inline void vn_atime_to_time_t(bhv_vnode_t *vp, time_t *tt) 110static inline void vn_atime_to_time_t(struct inode *vp, time_t *tt)
130{ 111{
131 *tt = vp->i_atime.tv_sec; 112 *tt = vp->i_atime.tv_sec;
132} 113}
@@ -134,9 +115,9 @@ static inline void vn_atime_to_time_t(bhv_vnode_t *vp, time_t *tt)
134/* 115/*
135 * Some useful predicates. 116 * Some useful predicates.
136 */ 117 */
137#define VN_MAPPED(vp) mapping_mapped(vn_to_inode(vp)->i_mapping) 118#define VN_MAPPED(vp) mapping_mapped(vp->i_mapping)
138#define VN_CACHED(vp) (vn_to_inode(vp)->i_mapping->nrpages) 119#define VN_CACHED(vp) (vp->i_mapping->nrpages)
139#define VN_DIRTY(vp) mapping_tagged(vn_to_inode(vp)->i_mapping, \ 120#define VN_DIRTY(vp) mapping_tagged(vp->i_mapping, \
140 PAGECACHE_TAG_DIRTY) 121 PAGECACHE_TAG_DIRTY)
141 122
142 123