Gitweb:     
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=2f6f7b3d9b5600e1f6e7622c62ab30f36bd0f57f
Commit:     2f6f7b3d9b5600e1f6e7622c62ab30f36bd0f57f
Parent:     739bfb2a7dfa369324f74aad1d020d6e0775e4f0
Author:     Christoph Hellwig <[EMAIL PROTECTED]>
AuthorDate: Wed Aug 29 11:44:18 2007 +1000
Committer:  Tim Shimmin <[EMAIL PROTECTED]>
CommitDate: Tue Oct 16 11:23:43 2007 +1000

    [XFS] kill v_vfsp member from struct bhv_vnode
    
    We can easily get at the vfsp through the super_block but it will soon be
    gone anyway.
    
    SGI-PV: 969608
    SGI-Modid: xfs-linux-melb:xfs-kern:29494a
    
    Signed-off-by: Christoph Hellwig <[EMAIL PROTECTED]>
    Signed-off-by: David Chinner <[EMAIL PROTECTED]>
    Signed-off-by: Tim Shimmin <[EMAIL PROTECTED]>
---
 fs/xfs/linux-2.6/xfs_file.c  |   31 ++++++++++++++-----------------
 fs/xfs/linux-2.6/xfs_ioctl.c |    3 ++-
 fs/xfs/linux-2.6/xfs_lrw.c   |    2 +-
 fs/xfs/linux-2.6/xfs_super.c |    1 -
 fs/xfs/linux-2.6/xfs_vnode.c |    4 +++-
 fs/xfs/linux-2.6/xfs_vnode.h |    3 +--
 fs/xfs/xfs_acl.c             |    5 +++--
 fs/xfs/xfs_inode.c           |    2 +-
 fs/xfs/xfs_vnodeops.c        |    6 +++---
 9 files changed, 28 insertions(+), 29 deletions(-)

diff --git a/fs/xfs/linux-2.6/xfs_file.c b/fs/xfs/linux-2.6/xfs_file.c
index 8370770..1d72dbb 100644
--- a/fs/xfs/linux-2.6/xfs_file.c
+++ b/fs/xfs/linux-2.6/xfs_file.c
@@ -261,7 +261,7 @@ xfs_file_mmap(
        vma->vm_flags |= VM_CAN_NONLINEAR;
 
 #ifdef CONFIG_XFS_DMAPI
-       if (vn_from_inode(filp->f_path.dentry->d_inode)->v_vfsp->vfs_flag & 
VFS_DMI)
+       if (vfs_from_sb(filp->f_path.dentry->d_inode->i_sb)->vfs_flag & VFS_DMI)
                vma->vm_ops = &xfs_dmapi_file_vm_ops;
 #endif /* CONFIG_XFS_DMAPI */
 
@@ -320,16 +320,14 @@ xfs_vm_mprotect(
        struct vm_area_struct *vma,
        unsigned int    newflags)
 {
-       bhv_vnode_t     *vp = 
vn_from_inode(vma->vm_file->f_path.dentry->d_inode);
+       struct inode    *inode = vma->vm_file->f_path.dentry->d_inode;
+       bhv_vfs_t       *vfsp = vfs_from_sb(inode->i_sb);
        int             error = 0;
 
-       if (vp->v_vfsp->vfs_flag & VFS_DMI) {
+       if (vfsp->vfs_flag & VFS_DMI) {
                if ((vma->vm_flags & VM_MAYSHARE) &&
-                   (newflags & VM_WRITE) && !(vma->vm_flags & VM_WRITE)) {
-                       xfs_mount_t     *mp = XFS_VFSTOM(vp->v_vfsp);
-
-                       error = XFS_SEND_MMAP(mp, vma, VM_WRITE);
-                   }
+                   (newflags & VM_WRITE) && !(vma->vm_flags & VM_WRITE))
+                       error = XFS_SEND_MMAP(XFS_VFSTOM(vfsp), vma, VM_WRITE);
        }
        return error;
 }
@@ -346,18 +344,17 @@ STATIC int
 xfs_file_open_exec(
        struct inode    *inode)
 {
-       bhv_vnode_t     *vp = vn_from_inode(inode);
+       bhv_vfs_t       *vfsp = vfs_from_sb(inode->i_sb);
 
-       if (unlikely(vp->v_vfsp->vfs_flag & VFS_DMI)) {
-               xfs_mount_t     *mp = XFS_VFSTOM(vp->v_vfsp);
-               xfs_inode_t     *ip = xfs_vtoi(vp);
+       if (unlikely(vfsp->vfs_flag & VFS_DMI)) {
+               if (DM_EVENT_ENABLED(XFS_I(inode), DM_EVENT_READ)) {
+                       bhv_vnode_t *vp = vn_from_inode(inode);
 
-               if (!ip)
-                       return -EINVAL;
-               if (DM_EVENT_ENABLED(ip, DM_EVENT_READ))
-                       return -XFS_SEND_DATA(mp, DM_EVENT_READ, vp,
-                                              0, 0, 0, NULL);
+                       return -XFS_SEND_DATA(XFS_VFSTOM(vfsp), DM_EVENT_READ,
+                                               vp, 0, 0, 0, NULL);
+               }
        }
+
        return 0;
 }
 #endif /* HAVE_FOP_OPEN_EXEC */
diff --git a/fs/xfs/linux-2.6/xfs_ioctl.c b/fs/xfs/linux-2.6/xfs_ioctl.c
index 9bba9f8..8ff465d 100644
--- a/fs/xfs/linux-2.6/xfs_ioctl.c
+++ b/fs/xfs/linux-2.6/xfs_ioctl.c
@@ -138,7 +138,8 @@ xfs_find_handle(
        vp = vn_from_inode(inode);
 
        /* now we can grab the fsid */
-       memcpy(&handle.ha_fsid, vp->v_vfsp->vfs_altfsid, sizeof(xfs_fsid_t));
+       memcpy(&handle.ha_fsid, XFS_MTOVFS(XFS_I(inode)->i_mount)->vfs_altfsid,
+                       sizeof(xfs_fsid_t));
        hsize = sizeof(xfs_fsid_t);
 
        if (cmd != XFS_IOC_PATH_TO_FSHANDLE) {
diff --git a/fs/xfs/linux-2.6/xfs_lrw.c b/fs/xfs/linux-2.6/xfs_lrw.c
index fb04b11..5b95a72 100644
--- a/fs/xfs/linux-2.6/xfs_lrw.c
+++ b/fs/xfs/linux-2.6/xfs_lrw.c
@@ -621,7 +621,7 @@ xfs_write(
        io = &xip->i_iocore;
        mp = io->io_mount;
 
-       vfs_wait_for_freeze(vp->v_vfsp, SB_FREEZE_WRITE);
+       vfs_wait_for_freeze(XFS_MTOVFS(mp), SB_FREEZE_WRITE);
 
        if (XFS_FORCED_SHUTDOWN(mp))
                return -EIO;
diff --git a/fs/xfs/linux-2.6/xfs_super.c b/fs/xfs/linux-2.6/xfs_super.c
index 42d6ed1..650c24a 100644
--- a/fs/xfs/linux-2.6/xfs_super.c
+++ b/fs/xfs/linux-2.6/xfs_super.c
@@ -210,7 +210,6 @@ xfs_initialize_vnode(
        struct inode            *inode = vn_to_inode(vp);
 
        if (!ip->i_vnode) {
-               vp->v_vfsp = bhvtovfs(bdp);
                ip->i_vnode = vp;
                inode->i_private = ip;
        }
diff --git a/fs/xfs/linux-2.6/xfs_vnode.c b/fs/xfs/linux-2.6/xfs_vnode.c
index ad0494c..342c578 100644
--- a/fs/xfs/linux-2.6/xfs_vnode.c
+++ b/fs/xfs/linux-2.6/xfs_vnode.c
@@ -69,8 +69,10 @@ vn_ioerror(
        char            *f,
        int             l)
 {
+       bhv_vfs_t       *vfsp = vfs_from_sb(vp->v_inode.i_sb);
+
        if (unlikely(error == -ENODEV))
-               bhv_vfs_force_shutdown(vp->v_vfsp, SHUTDOWN_DEVICE_REQ, f, l);
+               bhv_vfs_force_shutdown(vfsp, SHUTDOWN_DEVICE_REQ, f, l);
 }
 
 bhv_vnode_t *
diff --git a/fs/xfs/linux-2.6/xfs_vnode.h b/fs/xfs/linux-2.6/xfs_vnode.h
index 5abcbd1..0f9ba65 100644
--- a/fs/xfs/linux-2.6/xfs_vnode.h
+++ b/fs/xfs/linux-2.6/xfs_vnode.h
@@ -35,11 +35,10 @@ typedef enum bhv_vflags {
 
 /*
  * MP locking protocols:
- *     v_flag, v_vfsp                          VN_LOCK/VN_UNLOCK
+ *     v_flag,                                 VN_LOCK/VN_UNLOCK
  */
 typedef struct bhv_vnode {
        bhv_vflags_t    v_flag;                 /* vnode flags (see above) */
-       bhv_vfs_t       *v_vfsp;                /* ptr to containing VFS */
        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 */
diff --git a/fs/xfs/xfs_acl.c b/fs/xfs/xfs_acl.c
index 034c5ea..817d9e9 100644
--- a/fs/xfs/xfs_acl.c
+++ b/fs/xfs/xfs_acl.c
@@ -372,6 +372,7 @@ xfs_acl_allow_set(
        bhv_vnode_t     *vp,
        int             kind)
 {
+       xfs_inode_t     *ip = xfs_vtoi(vp);
        bhv_vattr_t     va;
        int             error;
 
@@ -379,10 +380,10 @@ xfs_acl_allow_set(
                return EPERM;
        if (kind == _ACL_TYPE_DEFAULT && !VN_ISDIR(vp))
                return ENOTDIR;
-       if (vp->v_vfsp->vfs_flag & VFS_RDONLY)
+       if (vp->v_inode.i_sb->s_flags & MS_RDONLY)
                return EROFS;
        va.va_mask = XFS_AT_UID;
-       error = xfs_getattr(xfs_vtoi(vp), &va, 0);
+       error = xfs_getattr(ip, &va, 0);
        if (error)
                return error;
        if (va.va_uid != current->fsuid && !capable(CAP_FOWNER))
diff --git a/fs/xfs/xfs_inode.c b/fs/xfs/xfs_inode.c
index c2fc483..c07553b 100644
--- a/fs/xfs/xfs_inode.c
+++ b/fs/xfs/xfs_inode.c
@@ -1154,7 +1154,7 @@ xfs_ialloc(
        if ((prid != 0) && (ip->i_d.di_version == XFS_DINODE_VERSION_1))
                xfs_bump_ino_vers2(tp, ip);
 
-       if (pip && XFS_INHERIT_GID(pip, vp->v_vfsp)) {
+       if (pip && XFS_INHERIT_GID(pip, XFS_MTOVFS(pip->i_mount))) {
                ip->i_d.di_gid = pip->i_d.di_gid;
                if ((pip->i_d.di_mode & S_ISGID) && (mode & S_IFMT) == S_IFDIR) 
{
                        ip->i_d.di_mode |= S_ISGID;
diff --git a/fs/xfs/xfs_vnodeops.c b/fs/xfs/xfs_vnodeops.c
index 5eb392d..7ebbfa0 100644
--- a/fs/xfs/xfs_vnodeops.c
+++ b/fs/xfs/xfs_vnodeops.c
@@ -230,7 +230,7 @@ xfs_setattr(
 
        vn_trace_entry(vp, __FUNCTION__, (inst_t *)__return_address);
 
-       if (vp->v_vfsp->vfs_flag & VFS_RDONLY)
+       if (XFS_MTOVFS(mp)->vfs_flag & VFS_RDONLY)
                return XFS_ERROR(EROFS);
 
        /*
@@ -1515,7 +1515,7 @@ xfs_release(
                return 0;
 
        /* If this is a read-only mount, don't do this (would generate I/O) */
-       if (vp->v_vfsp->vfs_flag & VFS_RDONLY)
+       if (XFS_MTOVFS(mp)->vfs_flag & VFS_RDONLY)
                return 0;
 
        if (!XFS_FORCED_SHUTDOWN(mp)) {
@@ -1621,7 +1621,7 @@ xfs_inactive(
        error = 0;
 
        /* If this is a read-only mount, don't do this (would generate I/O) */
-       if (vp->v_vfsp->vfs_flag & VFS_RDONLY)
+       if (XFS_MTOVFS(mp)->vfs_flag & VFS_RDONLY)
                goto out;
 
        if (ip->i_d.di_nlink != 0) {
-
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