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authorChristoph Hellwig <hch@sgi.com>2006-01-11 04:58:44 -0500
committerNathan Scott <nathans@sgi.com>2006-01-11 04:58:44 -0500
commit75e17b3caf29b262000dc7348f1be9a7d5403463 (patch)
tree4bdf782dd3624fd23832b035ebbdbb4daca7dd94 /fs/xfs
parent204ab25f36fbd44a24458c0227cf2629c8caf00d (diff)
[XFS] add helper to get xfs_inode from vnode
SGI-PV: 947206 SGI-Modid: xfs-linux-melb:xfs-kern:203960a Signed-off-by: Christoph Hellwig <hch@sgi.com> Signed-off-by: Nathan Scott <nathans@sgi.com>
Diffstat (limited to 'fs/xfs')
-rw-r--r--fs/xfs/linux-2.6/xfs_aops.c4
-rw-r--r--fs/xfs/linux-2.6/xfs_file.c6
-rw-r--r--fs/xfs/linux-2.6/xfs_ioctl.c5
-rw-r--r--fs/xfs/linux-2.6/xfs_iops.c16
-rw-r--r--fs/xfs/xfs_dfrag.c16
-rw-r--r--fs/xfs/xfs_iget.c5
-rw-r--r--fs/xfs/xfs_inode.h2
-rw-r--r--fs/xfs/xfs_rename.c7
-rw-r--r--fs/xfs/xfs_utils.c9
-rw-r--r--fs/xfs/xfs_vnodeops.c4
10 files changed, 33 insertions, 41 deletions
diff --git a/fs/xfs/linux-2.6/xfs_aops.c b/fs/xfs/linux-2.6/xfs_aops.c
index 52707b5ddcb8..d1db8c17a74e 100644
--- a/fs/xfs/linux-2.6/xfs_aops.c
+++ b/fs/xfs/linux-2.6/xfs_aops.c
@@ -54,7 +54,6 @@ xfs_page_trace(
54 int mask) 54 int mask)
55{ 55{
56 xfs_inode_t *ip; 56 xfs_inode_t *ip;
57 bhv_desc_t *bdp;
58 vnode_t *vp = LINVFS_GET_VP(inode); 57 vnode_t *vp = LINVFS_GET_VP(inode);
59 loff_t isize = i_size_read(inode); 58 loff_t isize = i_size_read(inode);
60 loff_t offset = page_offset(page); 59 loff_t offset = page_offset(page);
@@ -63,8 +62,7 @@ xfs_page_trace(
63 if (page_has_buffers(page)) 62 if (page_has_buffers(page))
64 xfs_count_page_state(page, &delalloc, &unmapped, &unwritten); 63 xfs_count_page_state(page, &delalloc, &unmapped, &unwritten);
65 64
66 bdp = vn_bhv_lookup(VN_BHV_HEAD(vp), &xfs_vnodeops); 65 ip = xfs_vtoi(vp);
67 ip = XFS_BHVTOI(bdp);
68 if (!ip->i_rwtrace) 66 if (!ip->i_rwtrace)
69 return; 67 return;
70 68
diff --git a/fs/xfs/linux-2.6/xfs_file.c b/fs/xfs/linux-2.6/xfs_file.c
index 06111d0bbae4..ced4404339c7 100644
--- a/fs/xfs/linux-2.6/xfs_file.c
+++ b/fs/xfs/linux-2.6/xfs_file.c
@@ -509,16 +509,14 @@ linvfs_open_exec(
509 vnode_t *vp = LINVFS_GET_VP(inode); 509 vnode_t *vp = LINVFS_GET_VP(inode);
510 xfs_mount_t *mp = XFS_VFSTOM(vp->v_vfsp); 510 xfs_mount_t *mp = XFS_VFSTOM(vp->v_vfsp);
511 int error = 0; 511 int error = 0;
512 bhv_desc_t *bdp;
513 xfs_inode_t *ip; 512 xfs_inode_t *ip;
514 513
515 if (vp->v_vfsp->vfs_flag & VFS_DMI) { 514 if (vp->v_vfsp->vfs_flag & VFS_DMI) {
516 bdp = vn_bhv_lookup(VN_BHV_HEAD(vp), &xfs_vnodeops); 515 ip = xfs_vtoi(vp);
517 if (!bdp) { 516 if (!ip) {
518 error = -EINVAL; 517 error = -EINVAL;
519 goto open_exec_out; 518 goto open_exec_out;
520 } 519 }
521 ip = XFS_BHVTOI(bdp);
522 if (DM_EVENT_ENABLED(vp->v_vfsp, ip, DM_EVENT_READ)) { 520 if (DM_EVENT_ENABLED(vp->v_vfsp, ip, DM_EVENT_READ)) {
523 error = -XFS_SEND_DATA(mp, DM_EVENT_READ, vp, 521 error = -XFS_SEND_DATA(mp, DM_EVENT_READ, vp,
524 0, 0, 0, NULL); 522 0, 0, 0, NULL);
diff --git a/fs/xfs/linux-2.6/xfs_ioctl.c b/fs/xfs/linux-2.6/xfs_ioctl.c
index 7ad7b680e996..b3b2cfda273c 100644
--- a/fs/xfs/linux-2.6/xfs_ioctl.c
+++ b/fs/xfs/linux-2.6/xfs_ioctl.c
@@ -145,13 +145,10 @@ xfs_find_handle(
145 145
146 if (cmd != XFS_IOC_PATH_TO_FSHANDLE) { 146 if (cmd != XFS_IOC_PATH_TO_FSHANDLE) {
147 xfs_inode_t *ip; 147 xfs_inode_t *ip;
148 bhv_desc_t *bhv;
149 int lock_mode; 148 int lock_mode;
150 149
151 /* need to get access to the xfs_inode to read the generation */ 150 /* need to get access to the xfs_inode to read the generation */
152 bhv = vn_bhv_lookup_unlocked(VN_BHV_HEAD(vp), &xfs_vnodeops); 151 ip = xfs_vtoi(vp);
153 ASSERT(bhv);
154 ip = XFS_BHVTOI(bhv);
155 ASSERT(ip); 152 ASSERT(ip);
156 lock_mode = xfs_ilock_map_shared(ip); 153 lock_mode = xfs_ilock_map_shared(ip);
157 154
diff --git a/fs/xfs/linux-2.6/xfs_iops.c b/fs/xfs/linux-2.6/xfs_iops.c
index fe5e9894fdee..d388d14efe3e 100644
--- a/fs/xfs/linux-2.6/xfs_iops.c
+++ b/fs/xfs/linux-2.6/xfs_iops.c
@@ -59,6 +59,22 @@
59 (S_ISDIR(inode->i_mode) && inode->i_sb->s_flags & MS_NODIRATIME)) 59 (S_ISDIR(inode->i_mode) && inode->i_sb->s_flags & MS_NODIRATIME))
60 60
61/* 61/*
62 * Get a XFS inode from a given vnode.
63 */
64xfs_inode_t *
65xfs_vtoi(
66 struct vnode *vp)
67{
68 bhv_desc_t *bdp;
69
70 bdp = bhv_lookup_range(VN_BHV_HEAD(vp),
71 VNODE_POSITION_XFS, VNODE_POSITION_XFS);
72 if (unlikely(bdp == NULL))
73 return NULL;
74 return XFS_BHVTOI(bdp);
75}
76
77/*
62 * Bring the atime in the XFS inode uptodate. 78 * Bring the atime in the XFS inode uptodate.
63 * Used before logging the inode to disk or when the Linux inode goes away. 79 * Used before logging the inode to disk or when the Linux inode goes away.
64 */ 80 */
diff --git a/fs/xfs/xfs_dfrag.c b/fs/xfs/xfs_dfrag.c
index 070259a4254c..c6191d00ad27 100644
--- a/fs/xfs/xfs_dfrag.c
+++ b/fs/xfs/xfs_dfrag.c
@@ -60,8 +60,6 @@ xfs_swapext(
60 xfs_bstat_t *sbp; 60 xfs_bstat_t *sbp;
61 struct file *fp = NULL, *tfp = NULL; 61 struct file *fp = NULL, *tfp = NULL;
62 vnode_t *vp, *tvp; 62 vnode_t *vp, *tvp;
63 bhv_desc_t *bdp, *tbdp;
64 vn_bhv_head_t *bhp, *tbhp;
65 static uint lock_flags = XFS_ILOCK_EXCL | XFS_IOLOCK_EXCL; 63 static uint lock_flags = XFS_ILOCK_EXCL | XFS_IOLOCK_EXCL;
66 int ilf_fields, tilf_fields; 64 int ilf_fields, tilf_fields;
67 int error = 0; 65 int error = 0;
@@ -90,13 +88,10 @@ xfs_swapext(
90 goto error0; 88 goto error0;
91 } 89 }
92 90
93 bhp = VN_BHV_HEAD(vp); 91 ip = xfs_vtoi(vp);
94 bdp = vn_bhv_lookup(bhp, &xfs_vnodeops); 92 if (ip == NULL) {
95 if (bdp == NULL) {
96 error = XFS_ERROR(EBADF); 93 error = XFS_ERROR(EBADF);
97 goto error0; 94 goto error0;
98 } else {
99 ip = XFS_BHVTOI(bdp);
100 } 95 }
101 96
102 if (((tfp = fget((int)sxp->sx_fdtmp)) == NULL) || 97 if (((tfp = fget((int)sxp->sx_fdtmp)) == NULL) ||
@@ -105,13 +100,10 @@ xfs_swapext(
105 goto error0; 100 goto error0;
106 } 101 }
107 102
108 tbhp = VN_BHV_HEAD(tvp); 103 tip = xfs_vtoi(tvp);
109 tbdp = vn_bhv_lookup(tbhp, &xfs_vnodeops); 104 if (tip == NULL) {
110 if (tbdp == NULL) {
111 error = XFS_ERROR(EBADF); 105 error = XFS_ERROR(EBADF);
112 goto error0; 106 goto error0;
113 } else {
114 tip = XFS_BHVTOI(tbdp);
115 } 107 }
116 108
117 if (ip->i_mount != tip->i_mount) { 109 if (ip->i_mount != tip->i_mount) {
diff --git a/fs/xfs/xfs_iget.c b/fs/xfs/xfs_iget.c
index fc19eedbd11b..8e380a1fb79b 100644
--- a/fs/xfs/xfs_iget.c
+++ b/fs/xfs/xfs_iget.c
@@ -493,7 +493,6 @@ xfs_iget(
493 493
494retry: 494retry:
495 if ((inode = iget_locked(XFS_MTOVFS(mp)->vfs_super, ino))) { 495 if ((inode = iget_locked(XFS_MTOVFS(mp)->vfs_super, ino))) {
496 bhv_desc_t *bdp;
497 xfs_inode_t *ip; 496 xfs_inode_t *ip;
498 497
499 vp = LINVFS_GET_VP(inode); 498 vp = LINVFS_GET_VP(inode);
@@ -517,14 +516,12 @@ retry:
517 * to wait for the inode to go away. 516 * to wait for the inode to go away.
518 */ 517 */
519 if (is_bad_inode(inode) || 518 if (is_bad_inode(inode) ||
520 ((bdp = vn_bhv_lookup(VN_BHV_HEAD(vp), 519 ((ip = xfs_vtoi(vp)) == NULL)) {
521 &xfs_vnodeops)) == NULL)) {
522 iput(inode); 520 iput(inode);
523 delay(1); 521 delay(1);
524 goto retry; 522 goto retry;
525 } 523 }
526 524
527 ip = XFS_BHVTOI(bdp);
528 if (lock_flags != 0) 525 if (lock_flags != 0)
529 xfs_ilock(ip, lock_flags); 526 xfs_ilock(ip, lock_flags);
530 XFS_STATS_INC(xs_ig_found); 527 XFS_STATS_INC(xs_ig_found);
diff --git a/fs/xfs/xfs_inode.h b/fs/xfs/xfs_inode.h
index c4c1d9bce82e..1cfbcf18ce86 100644
--- a/fs/xfs/xfs_inode.h
+++ b/fs/xfs/xfs_inode.h
@@ -436,6 +436,8 @@ void xfs_ichgtime(xfs_inode_t *, int);
436xfs_fsize_t xfs_file_last_byte(xfs_inode_t *); 436xfs_fsize_t xfs_file_last_byte(xfs_inode_t *);
437void xfs_lock_inodes(xfs_inode_t **, int, int, uint); 437void xfs_lock_inodes(xfs_inode_t **, int, int, uint);
438 438
439xfs_inode_t *xfs_vtoi(struct vnode *vp);
440
439void xfs_synchronize_atime(xfs_inode_t *); 441void xfs_synchronize_atime(xfs_inode_t *);
440 442
441#define xfs_ipincount(ip) ((unsigned int) atomic_read(&ip->i_pincount)) 443#define xfs_ipincount(ip) ((unsigned int) atomic_read(&ip->i_pincount))
diff --git a/fs/xfs/xfs_rename.c b/fs/xfs/xfs_rename.c
index 4d4e8f4e768e..81a05cfd77d2 100644
--- a/fs/xfs/xfs_rename.c
+++ b/fs/xfs/xfs_rename.c
@@ -243,7 +243,6 @@ xfs_rename(
243 xfs_inode_t *inodes[4]; 243 xfs_inode_t *inodes[4];
244 int target_ip_dropped = 0; /* dropped target_ip link? */ 244 int target_ip_dropped = 0; /* dropped target_ip link? */
245 vnode_t *src_dir_vp; 245 vnode_t *src_dir_vp;
246 bhv_desc_t *target_dir_bdp;
247 int spaceres; 246 int spaceres;
248 int target_link_zero = 0; 247 int target_link_zero = 0;
249 int num_inodes; 248 int num_inodes;
@@ -260,14 +259,12 @@ xfs_rename(
260 * Find the XFS behavior descriptor for the target directory 259 * Find the XFS behavior descriptor for the target directory
261 * vnode since it was not handed to us. 260 * vnode since it was not handed to us.
262 */ 261 */
263 target_dir_bdp = vn_bhv_lookup_unlocked(VN_BHV_HEAD(target_dir_vp), 262 target_dp = xfs_vtoi(target_dir_vp);
264 &xfs_vnodeops); 263 if (target_dp == NULL) {
265 if (target_dir_bdp == NULL) {
266 return XFS_ERROR(EXDEV); 264 return XFS_ERROR(EXDEV);
267 } 265 }
268 266
269 src_dp = XFS_BHVTOI(src_dir_bdp); 267 src_dp = XFS_BHVTOI(src_dir_bdp);
270 target_dp = XFS_BHVTOI(target_dir_bdp);
271 mp = src_dp->i_mount; 268 mp = src_dp->i_mount;
272 269
273 if (DM_EVENT_ENABLED(src_dir_vp->v_vfsp, src_dp, DM_EVENT_RENAME) || 270 if (DM_EVENT_ENABLED(src_dir_vp->v_vfsp, src_dp, DM_EVENT_RENAME) ||
diff --git a/fs/xfs/xfs_utils.c b/fs/xfs/xfs_utils.c
index fefe1d60377f..34654ec6ae10 100644
--- a/fs/xfs/xfs_utils.c
+++ b/fs/xfs/xfs_utils.c
@@ -55,16 +55,13 @@ xfs_get_dir_entry(
55 xfs_inode_t **ipp) 55 xfs_inode_t **ipp)
56{ 56{
57 vnode_t *vp; 57 vnode_t *vp;
58 bhv_desc_t *bdp;
59 58
60 vp = VNAME_TO_VNODE(dentry); 59 vp = VNAME_TO_VNODE(dentry);
61 bdp = vn_bhv_lookup_unlocked(VN_BHV_HEAD(vp), &xfs_vnodeops); 60
62 if (!bdp) { 61 *ipp = xfs_vtoi(vp);
63 *ipp = NULL; 62 if (!*ipp)
64 return XFS_ERROR(ENOENT); 63 return XFS_ERROR(ENOENT);
65 }
66 VN_HOLD(vp); 64 VN_HOLD(vp);
67 *ipp = XFS_BHVTOI(bdp);
68 return 0; 65 return 0;
69} 66}
70 67
diff --git a/fs/xfs/xfs_vnodeops.c b/fs/xfs/xfs_vnodeops.c
index 3e8f1cbb7049..b12fcfcb196d 100644
--- a/fs/xfs/xfs_vnodeops.c
+++ b/fs/xfs/xfs_vnodeops.c
@@ -2578,7 +2578,6 @@ xfs_link(
2578 int cancel_flags; 2578 int cancel_flags;
2579 int committed; 2579 int committed;
2580 vnode_t *target_dir_vp; 2580 vnode_t *target_dir_vp;
2581 bhv_desc_t *src_bdp;
2582 int resblks; 2581 int resblks;
2583 char *target_name = VNAME(dentry); 2582 char *target_name = VNAME(dentry);
2584 int target_namelen; 2583 int target_namelen;
@@ -2591,8 +2590,7 @@ xfs_link(
2591 if (VN_ISDIR(src_vp)) 2590 if (VN_ISDIR(src_vp))
2592 return XFS_ERROR(EPERM); 2591 return XFS_ERROR(EPERM);
2593 2592
2594 src_bdp = vn_bhv_lookup_unlocked(VN_BHV_HEAD(src_vp), &xfs_vnodeops); 2593 sip = xfs_vtoi(src_vp);
2595 sip = XFS_BHVTOI(src_bdp);
2596 tdp = XFS_BHVTOI(target_dir_bdp); 2594 tdp = XFS_BHVTOI(target_dir_bdp);
2597 mp = tdp->i_mount; 2595 mp = tdp->i_mount;
2598 if (XFS_FORCED_SHUTDOWN(mp)) 2596 if (XFS_FORCED_SHUTDOWN(mp))