Merge branch 'devel' of master.kernel.org:/home/rmk/linux-2.6-mmc

[linux-2.6-omap-h63xx.git] / fs / xfs / xfs_iget.c

diff --git a/fs/xfs/xfs_iget.c b/fs/xfs/xfs_iget.c
index fc19eedbd11b0addaea5ed62386f2f6447988cd4..0724df7fabb755fea973ca3ac87176b4e4c24e93 100644 (file)
--- a/fs/xfs/xfs_iget.c
+++ b/fs/xfs/xfs_iget.c
@@ -24,14 +24,12 @@
 #include "xfs_trans.h"
 #include "xfs_sb.h"
 #include "xfs_ag.h"
-#include "xfs_dir.h"
 #include "xfs_dir2.h"
 #include "xfs_dmapi.h"
 #include "xfs_mount.h"
 #include "xfs_bmap_btree.h"
 #include "xfs_alloc_btree.h"
 #include "xfs_ialloc_btree.h"
-#include "xfs_dir_sf.h"
 #include "xfs_dir2_sf.h"
 #include "xfs_attr_sf.h"
 #include "xfs_dinode.h"
@@ -186,7 +184,7 @@ xfs_ihash_promote(
  */
 STATIC int
 xfs_iget_core(
-       vnode_t         *vp,
+       bhv_vnode_t     *vp,
        xfs_mount_t     *mp,
        xfs_trans_t     *tp,
        xfs_ino_t       ino,
@@ -198,7 +196,7 @@ xfs_iget_core(
        xfs_ihash_t     *ih;
        xfs_inode_t     *ip;
        xfs_inode_t     *iq;
-       vnode_t         *inode_vp;
+       bhv_vnode_t     *inode_vp;
        ulong           version;
        int             error;
        /* REFERENCED */
@@ -258,7 +256,7 @@ again:
                                goto finish_inode;
 
                        } else if (vp != inode_vp) {
-                               struct inode *inode = LINVFS_GET_IP(inode_vp);
+                               struct inode *inode = vn_to_inode(inode_vp);
 
                                /* The inode is being torn down, pause and
                                 * try again.
@@ -421,7 +419,10 @@ finish_inode:
                        ip->i_chash = chlnew;
                        chlnew->chl_ip = ip;
                        chlnew->chl_blkno = ip->i_blkno;
+                       if (ch->ch_list)
+                               ch->ch_list->chl_prev = chlnew;
                        chlnew->chl_next = ch->ch_list;
+                       chlnew->chl_prev = NULL;
                        ch->ch_list = chlnew;
                        chlnew = NULL;
                }
@@ -465,7 +466,7 @@ finish_inode:
         * If we have a real type for an on-disk inode, we can set ops(&unlock)
         * now.  If it's a new inode being created, xfs_ialloc will handle it.
         */
-       VFS_INIT_VNODE(XFS_MTOVFS(mp), vp, XFS_ITOBHV(ip), 1);
+       bhv_vfs_init_vnode(XFS_MTOVFS(mp), vp, XFS_ITOBHV(ip), 1);
 
        return 0;
 }
@@ -486,17 +487,16 @@ xfs_iget(
        xfs_daddr_t     bno)
 {
        struct inode    *inode;
-       vnode_t         *vp = NULL;
+       bhv_vnode_t     *vp = NULL;
        int             error;
 
        XFS_STATS_INC(xs_ig_attempts);
 
 retry:
        if ((inode = iget_locked(XFS_MTOVFS(mp)->vfs_super, ino))) {
-               bhv_desc_t      *bdp;
                xfs_inode_t     *ip;
 
-               vp = LINVFS_GET_VP(inode);
+               vp = vn_from_inode(inode);
                if (inode->i_state & I_NEW) {
                        vn_initialize(inode);
                        error = xfs_iget_core(vp, mp, tp, ino, flags,
@@ -510,21 +510,19 @@ retry:
                } else {
                        /*
                         * If the inode is not fully constructed due to
-                        * filehandle mistmatches wait for the inode to go
+                        * filehandle mismatches wait for the inode to go
                         * away and try again.
                         *
                         * iget_locked will call __wait_on_freeing_inode
                         * to wait for the inode to go away.
                         */
                        if (is_bad_inode(inode) ||
-                           ((bdp = vn_bhv_lookup(VN_BHV_HEAD(vp),
-                                                 &xfs_vnodeops)) == NULL)) {
+                           ((ip = xfs_vtoi(vp)) == NULL)) {
                                iput(inode);
                                delay(1);
                                goto retry;
                        }
 
-                       ip = XFS_BHVTOI(bdp);
                        if (lock_flags != 0)
                                xfs_ilock(ip, lock_flags);
                        XFS_STATS_INC(xs_ig_found);
@@ -543,7 +541,7 @@ retry:
 void
 xfs_inode_lock_init(
        xfs_inode_t     *ip,
-       vnode_t         *vp)
+       bhv_vnode_t     *vp)
 {
        mrlock_init(&ip->i_lock, MRLOCK_ALLOW_EQUAL_PRI|MRLOCK_BARRIER,
                     "xfsino", (long)vp->v_number);
@@ -603,12 +601,10 @@ void
 xfs_iput(xfs_inode_t   *ip,
         uint           lock_flags)
 {
-       vnode_t *vp = XFS_ITOV(ip);
+       bhv_vnode_t     *vp = XFS_ITOV(ip);
 
        vn_trace_entry(vp, "xfs_iput", (inst_t *)__return_address);
-
        xfs_iunlock(ip, lock_flags);
-
        VN_RELE(vp);
 }
 
@@ -619,8 +615,8 @@ void
 xfs_iput_new(xfs_inode_t       *ip,
             uint               lock_flags)
 {
-       vnode_t         *vp = XFS_ITOV(ip);
-       struct inode    *inode = LINVFS_GET_IP(vp);
+       bhv_vnode_t     *vp = XFS_ITOV(ip);
+       struct inode    *inode = vn_to_inode(vp);
 
        vn_trace_entry(vp, "xfs_iput_new", (inst_t *)__return_address);
 
@@ -645,7 +641,7 @@ xfs_iput_new(xfs_inode_t    *ip,
 void
 xfs_ireclaim(xfs_inode_t *ip)
 {
-       vnode_t         *vp;
+       bhv_vnode_t     *vp;
 
        /*
         * Remove from old hash list and mount list.
@@ -726,23 +722,15 @@ xfs_iextract(
                ASSERT(ip->i_cnext == ip && ip->i_cprev == ip);
                ASSERT(ip->i_chash != NULL);
                chm=NULL;
-               for (chl = ch->ch_list; chl != NULL; chl = chl->chl_next) {
-                       if (chl->chl_blkno == ip->i_blkno) {
-                               if (chm == NULL) {
-                                       /* first item on the list */
-                                       ch->ch_list = chl->chl_next;
-                               } else {
-                                       chm->chl_next = chl->chl_next;
-                               }
-                               kmem_zone_free(xfs_chashlist_zone, chl);
-                               break;
-                       } else {
-                               ASSERT(chl->chl_ip != ip);
-                               chm = chl;
-                       }
-               }
-               ASSERT_ALWAYS(chl != NULL);
-       } else {
+               chl = ip->i_chash;
+               if (chl->chl_prev)
+                       chl->chl_prev->chl_next = chl->chl_next;
+               else
+                       ch->ch_list = chl->chl_next;
+               if (chl->chl_next)
+                       chl->chl_next->chl_prev = chl->chl_prev;
+               kmem_zone_free(xfs_chashlist_zone, chl);
+       } else {
                /* delete one inode from a non-empty list */
                iq = ip->i_cnext;
                iq->i_cprev = ip->i_cprev;
@@ -1041,6 +1029,6 @@ xfs_iflock_nowait(xfs_inode_t *ip)
 void
 xfs_ifunlock(xfs_inode_t *ip)
 {
-       ASSERT(valusema(&(ip->i_flock)) <= 0);
+       ASSERT(issemalocked(&(ip->i_flock)));
        vsema(&(ip->i_flock));
 }