From: Christoph Hellwig Date: Wed, 29 Aug 2007 01:44:18 +0000 (+1000) Subject: [XFS] kill v_vfsp member from struct bhv_vnode X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=2f6f7b3d9b5600e1f6e7622c62ab30f36bd0f57f;p=GitHub%2FLineageOS%2FG12%2Fandroid_kernel_amlogic_linux-4.9.git [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 Signed-off-by: David Chinner Signed-off-by: Tim Shimmin --- diff --git a/fs/xfs/linux-2.6/xfs_file.c b/fs/xfs/linux-2.6/xfs_file.c index 83707708ebb1..1d72dbb1a73d 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 9bba9f8be1eb..8ff465db909b 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 fb04b11bb815..5b95a7297fd1 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 42d6ed1788ff..650c24ab27e2 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 ad0494c5c0d1..342c57879901 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 5abcbd198d73..0f9ba6585c86 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 034c5ea80dd1..817d9e93c2c5 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 c2fc4838a5fa..c07553bbcdb4 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 5eb392d06298..7ebbfa0c4f0f 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) {