X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=fs%2Fxfs%2Flinux-2.6%2Fxfs_iops.c;h=19525d42b4016dc84bed426fea40f24d7f5a6b0d;hb=97bf2856c6014879bd04983a3e9dfcdac1e7fe85;hp=d2ac9c6c6fde6c608e026bf549ecb3cd968278cc;hpb=76828883507a47dae78837ab5dec5a5b4513c667;p=linux-2.6.git

diff --git a/fs/xfs/linux-2.6/xfs_iops.c b/fs/xfs/linux-2.6/xfs_iops.c
index d2ac9c6c6..19525d42b 100644
--- a/fs/xfs/linux-2.6/xfs_iops.c
+++ b/fs/xfs/linux-2.6/xfs_iops.c
@@ -23,7 +23,6 @@
 #include "xfs_trans.h"
 #include "xfs_sb.h"
 #include "xfs_ag.h"
-#include "xfs_dir.h"
 #include "xfs_dir2.h"
 #include "xfs_alloc.h"
 #include "xfs_dmapi.h"
@@ -32,7 +31,6 @@
 #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"
@@ -55,14 +53,14 @@
 #include <linux/xattr.h>
 #include <linux/namei.h>
 #include <linux/security.h>
-#include <linux/vserver/xid.h>
+#include <linux/vs_tag.h>
 
 /*
  * Get a XFS inode from a given vnode.
  */
 xfs_inode_t *
 xfs_vtoi(
-	struct vnode	*vp)
+	bhv_vnode_t	*vp)
 {
 	bhv_desc_t      *bdp;
 
@@ -81,7 +79,7 @@ void
 xfs_synchronize_atime(
 	xfs_inode_t	*ip)
 {
-	vnode_t		*vp;
+	bhv_vnode_t	*vp;
 
 	vp = XFS_ITOV_NULL(ip);
 	if (vp) {
@@ -107,7 +105,7 @@ xfs_ichgtime(
 	xfs_inode_t	*ip,
 	int		flags)
 {
-	struct inode	*inode = LINVFS_GET_IP(XFS_ITOV(ip));
+	struct inode	*inode = vn_to_inode(XFS_ITOV(ip));
 	timespec_t	tv;
 
 	nanotime(&tv);
@@ -199,22 +197,18 @@ xfs_ichgtime_fast(
  * Pull the link count and size up from the xfs inode to the linux inode
  */
 STATIC void
-validate_fields(
-	struct inode	*ip)
+xfs_validate_fields(
+	struct inode	*ip,
+	bhv_vattr_t	*vattr)
 {
-	vnode_t		*vp = LINVFS_GET_VP(ip);
-	vattr_t		va;
-	int		error;
-
-	va.va_mask = XFS_AT_NLINK|XFS_AT_SIZE|XFS_AT_NBLOCKS;
-	VOP_GETATTR(vp, &va, ATTR_LAZY, NULL, error);
-	if (likely(!error)) {
-		ip->i_nlink = va.va_nlink;
-		ip->i_blocks = va.va_nblocks;
-
-		/* we're under i_mutex so i_size can't change under us */
-		if (i_size_read(ip) != va.va_size)
-			i_size_write(ip, va.va_size);
+	vattr->va_mask = XFS_AT_NLINK|XFS_AT_SIZE|XFS_AT_NBLOCKS;
+	if (!bhv_vop_getattr(vn_from_inode(ip), vattr, ATTR_LAZY, NULL)) {
+		ip->i_nlink = vattr->va_nlink;
+		ip->i_blocks = vattr->va_nblocks;
+
+		/* we're under i_sem so i_size can't change under us */
+		if (i_size_read(ip) != vattr->va_size)
+			i_size_write(ip, vattr->va_size);
 	}
 }
 
@@ -225,11 +219,11 @@ validate_fields(
  * inode, of course, such that log replay can't cause these to be lost).
  */
 STATIC int
-linvfs_init_security(
-	struct vnode	*vp,
+xfs_init_security(
+	bhv_vnode_t	*vp,
 	struct inode	*dir)
 {
-	struct inode	*ip = LINVFS_GET_IP(vp);
+	struct inode	*ip = vn_to_inode(vp);
 	size_t		length;
 	void		*value;
 	char		*name;
@@ -242,7 +236,7 @@ linvfs_init_security(
 		return -error;
 	}
 
-	VOP_ATTR_SET(vp, name, value, length, ATTR_SECURE, NULL, error);
+	error = bhv_vop_attr_set(vp, name, value, length, ATTR_SECURE, NULL);
 	if (!error)
 		VMODIFY(vp);
 
@@ -258,46 +252,45 @@ linvfs_init_security(
  * XXX(hch):  nfsd is broken, better fix it instead.
  */
 STATIC inline int
-has_fs_struct(struct task_struct *task)
+xfs_has_fs_struct(struct task_struct *task)
 {
 	return (task->fs != init_task.fs);
 }
 
 STATIC inline void
-cleanup_inode(
-	vnode_t		*dvp,
-	vnode_t		*vp,
-	struct dentry	*dentry,	
+xfs_cleanup_inode(
+	bhv_vnode_t	*dvp,
+	bhv_vnode_t	*vp,
+	struct dentry	*dentry,
 	int		mode)
 {
 	struct dentry   teardown = {};
-	int             err2;
 
 	/* Oh, the horror.
-	 * If we can't add the ACL or we fail in 
-	 * linvfs_init_security we must back out.
+	 * If we can't add the ACL or we fail in
+	 * xfs_init_security we must back out.
 	 * ENOSPC can hit here, among other things.
 	 */
-	teardown.d_inode = LINVFS_GET_IP(vp);
+	teardown.d_inode = vn_to_inode(vp);
 	teardown.d_name = dentry->d_name;
 
 	if (S_ISDIR(mode))
-	  	VOP_RMDIR(dvp, &teardown, NULL, err2);
+	  	bhv_vop_rmdir(dvp, &teardown, NULL);
 	else
-		VOP_REMOVE(dvp, &teardown, NULL, err2);
+		bhv_vop_remove(dvp, &teardown, NULL);
 	VN_RELE(vp);
 }
 
 STATIC int
-linvfs_mknod(
+xfs_vn_mknod(
 	struct inode	*dir,
 	struct dentry	*dentry,
 	int		mode,
 	dev_t		rdev)
 {
 	struct inode	*ip;
-	vattr_t		va;
-	vnode_t		*vp = NULL, *dvp = LINVFS_GET_VP(dir);
+	bhv_vattr_t	vattr = { 0 };
+	bhv_vnode_t	*vp = NULL, *dvp = vn_from_inode(dir);
 	xfs_acl_t	*default_acl = NULL;
 	attrexists_t	test_default_acl = _ACL_DEFAULT_EXISTS;
 	int		error;
@@ -306,242 +299,241 @@ linvfs_mknod(
 	 * Irix uses Missed'em'V split, but doesn't want to see
 	 * the upper 5 bits of (14bit) major.
 	 */
-	if (!sysv_valid_dev(rdev) || MAJOR(rdev) & ~0x1ff)
+	if (unlikely(!sysv_valid_dev(rdev) || MAJOR(rdev) & ~0x1ff))
 		return -EINVAL;
 
-	if (test_default_acl && test_default_acl(dvp)) {
-		if (!_ACL_ALLOC(default_acl))
+	if (unlikely(test_default_acl && test_default_acl(dvp))) {
+		if (!_ACL_ALLOC(default_acl)) {
 			return -ENOMEM;
+		}
 		if (!_ACL_GET_DEFAULT(dvp, default_acl)) {
 			_ACL_FREE(default_acl);
 			default_acl = NULL;
 		}
 	}
 
-	if (IS_POSIXACL(dir) && !default_acl && has_fs_struct(current))
+	if (IS_POSIXACL(dir) && !default_acl && xfs_has_fs_struct(current))
 		mode &= ~current->fs->umask;
 
-	memset(&va, 0, sizeof(va));
-	va.va_mask = XFS_AT_TYPE|XFS_AT_MODE;
-	va.va_mode = mode;
+	vattr.va_mask = XFS_AT_TYPE|XFS_AT_MODE;
+	vattr.va_mode = mode;
 
 	switch (mode & S_IFMT) {
 	case S_IFCHR: case S_IFBLK: case S_IFIFO: case S_IFSOCK:
-		va.va_rdev = sysv_encode_dev(rdev);
-		va.va_mask |= XFS_AT_RDEV;
+		vattr.va_rdev = sysv_encode_dev(rdev);
+		vattr.va_mask |= XFS_AT_RDEV;
 		/*FALLTHROUGH*/
 	case S_IFREG:
-		VOP_CREATE(dvp, dentry, &va, &vp, NULL, error);
+		error = bhv_vop_create(dvp, dentry, &vattr, &vp, NULL);
 		break;
 	case S_IFDIR:
-		VOP_MKDIR(dvp, dentry, &va, &vp, NULL, error);
+		error = bhv_vop_mkdir(dvp, dentry, &vattr, &vp, NULL);
 		break;
 	default:
 		error = EINVAL;
 		break;
 	}
 
-	if (!error)
-	{
-		error = linvfs_init_security(vp, dir);
+	if (unlikely(!error)) {
+		error = xfs_init_security(vp, dir);
 		if (error)
-			cleanup_inode(dvp, vp, dentry, mode);
+			xfs_cleanup_inode(dvp, vp, dentry, mode);
 	}
 
-	if (default_acl) {
+	if (unlikely(default_acl)) {
 		if (!error) {
-			error = _ACL_INHERIT(vp, &va, default_acl);
-			if (!error) 
+			error = _ACL_INHERIT(vp, &vattr, default_acl);
+			if (!error)
 				VMODIFY(vp);
 			else
-				cleanup_inode(dvp, vp, dentry, mode);
+				xfs_cleanup_inode(dvp, vp, dentry, mode);
 		}
 		_ACL_FREE(default_acl);
 	}
 
-	if (!error) {
+	if (likely(!error)) {
 		ASSERT(vp);
-		ip = LINVFS_GET_IP(vp);
+		ip = vn_to_inode(vp);
 
 		if (S_ISCHR(mode) || S_ISBLK(mode))
 			ip->i_rdev = rdev;
 		else if (S_ISDIR(mode))
-			validate_fields(ip);
+			xfs_validate_fields(ip, &vattr);
 		d_instantiate(dentry, ip);
-		validate_fields(dir);
+		xfs_validate_fields(dir, &vattr);
 	}
 	return -error;
 }
 
 STATIC int
-linvfs_create(
+xfs_vn_create(
 	struct inode	*dir,
 	struct dentry	*dentry,
 	int		mode,
 	struct nameidata *nd)
 {
-	return linvfs_mknod(dir, dentry, mode, 0);
+	return xfs_vn_mknod(dir, dentry, mode, 0);
 }
 
 STATIC int
-linvfs_mkdir(
+xfs_vn_mkdir(
 	struct inode	*dir,
 	struct dentry	*dentry,
 	int		mode)
 {
-	return linvfs_mknod(dir, dentry, mode|S_IFDIR, 0);
+	return xfs_vn_mknod(dir, dentry, mode|S_IFDIR, 0);
 }
 
 STATIC struct dentry *
-linvfs_lookup(
+xfs_vn_lookup(
 	struct inode	*dir,
 	struct dentry	*dentry,
 	struct nameidata *nd)
 {
-	struct vnode	*vp = LINVFS_GET_VP(dir), *cvp;
+	bhv_vnode_t	*vp = vn_from_inode(dir), *cvp;
 	int		error;
 
 	if (dentry->d_name.len >= MAXNAMELEN)
 		return ERR_PTR(-ENAMETOOLONG);
 
-	VOP_LOOKUP(vp, dentry, &cvp, 0, NULL, NULL, error);
-	if (error) {
+	error = bhv_vop_lookup(vp, dentry, &cvp, 0, NULL, NULL);
+	if (unlikely(error)) {
 		if (unlikely(error != ENOENT))
 			return ERR_PTR(-error);
 		d_add(dentry, NULL);
 		return NULL;
 	}
-	vx_propagate_xid(nd, LINVFS_GET_IP(cvp));
+	dx_propagate_tag(nd, vn_to_inode(cvp));
 
-	return d_splice_alias(LINVFS_GET_IP(cvp), dentry);
+	return d_splice_alias(vn_to_inode(cvp), dentry);
 }
 
 STATIC int
-linvfs_link(
+xfs_vn_link(
 	struct dentry	*old_dentry,
 	struct inode	*dir,
 	struct dentry	*dentry)
 {
 	struct inode	*ip;	/* inode of guy being linked to */
-	vnode_t		*tdvp;	/* target directory for new name/link */
-	vnode_t		*vp;	/* vp of name being linked */
+	bhv_vnode_t	*tdvp;	/* target directory for new name/link */
+	bhv_vnode_t	*vp;	/* vp of name being linked */
+	bhv_vattr_t	vattr;
 	int		error;
 
 	ip = old_dentry->d_inode;	/* inode being linked to */
-	if (S_ISDIR(ip->i_mode))
-		return -EPERM;
-
-	tdvp = LINVFS_GET_VP(dir);
-	vp = LINVFS_GET_VP(ip);
+	tdvp = vn_from_inode(dir);
+	vp = vn_from_inode(ip);
 
-	VOP_LINK(tdvp, vp, dentry, NULL, error);
-	if (!error) {
+	VN_HOLD(vp);
+	error = bhv_vop_link(tdvp, vp, dentry, NULL);
+	if (unlikely(error)) {
+		VN_RELE(vp);
+	} else {
 		VMODIFY(tdvp);
-		VN_HOLD(vp);
-		validate_fields(ip);
+		xfs_validate_fields(ip, &vattr);
 		d_instantiate(dentry, ip);
 	}
 	return -error;
 }
 
 STATIC int
-linvfs_unlink(
+xfs_vn_unlink(
 	struct inode	*dir,
 	struct dentry	*dentry)
 {
 	struct inode	*inode;
-	vnode_t		*dvp;	/* directory containing name to remove */
+	bhv_vnode_t	*dvp;	/* directory containing name to remove */
+	bhv_vattr_t	vattr;
 	int		error;
 
 	inode = dentry->d_inode;
-	dvp = LINVFS_GET_VP(dir);
+	dvp = vn_from_inode(dir);
 
-	VOP_REMOVE(dvp, dentry, NULL, error);
-	if (!error) {
-		validate_fields(dir);	/* For size only */
-		validate_fields(inode);
+	error = bhv_vop_remove(dvp, dentry, NULL);
+	if (likely(!error)) {
+		xfs_validate_fields(dir, &vattr);	/* size needs update */
+		xfs_validate_fields(inode, &vattr);
 	}
-
 	return -error;
 }
 
 STATIC int
-linvfs_symlink(
+xfs_vn_symlink(
 	struct inode	*dir,
 	struct dentry	*dentry,
 	const char	*symname)
 {
 	struct inode	*ip;
-	vattr_t		va;
-	vnode_t		*dvp;	/* directory containing name of symlink */
-	vnode_t		*cvp;	/* used to lookup symlink to put in dentry */
+	bhv_vattr_t	va = { 0 };
+	bhv_vnode_t	*dvp;	/* directory containing name of symlink */
+	bhv_vnode_t	*cvp;	/* used to lookup symlink to put in dentry */
 	int		error;
 
-	dvp = LINVFS_GET_VP(dir);
+	dvp = vn_from_inode(dir);
 	cvp = NULL;
 
-	memset(&va, 0, sizeof(va));
 	va.va_mode = S_IFLNK |
 		(irix_symlink_mode ? 0777 & ~current->fs->umask : S_IRWXUGO);
 	va.va_mask = XFS_AT_TYPE|XFS_AT_MODE;
 
-	error = 0;
-	VOP_SYMLINK(dvp, dentry, &va, (char *)symname, &cvp, NULL, error);
+	error = bhv_vop_symlink(dvp, dentry, &va, (char *)symname, &cvp, NULL);
 	if (likely(!error && cvp)) {
-		error = linvfs_init_security(cvp, dir);
+		error = xfs_init_security(cvp, dir);
 		if (likely(!error)) {
-			ip = LINVFS_GET_IP(cvp);
+			ip = vn_to_inode(cvp);
 			d_instantiate(dentry, ip);
-			validate_fields(dir);
-			validate_fields(ip);
+			xfs_validate_fields(dir, &va);
+			xfs_validate_fields(ip, &va);
+		} else {
+			xfs_cleanup_inode(dvp, cvp, dentry, 0);
 		}
 	}
 	return -error;
 }
 
 STATIC int
-linvfs_rmdir(
+xfs_vn_rmdir(
 	struct inode	*dir,
 	struct dentry	*dentry)
 {
 	struct inode	*inode = dentry->d_inode;
-	vnode_t		*dvp = LINVFS_GET_VP(dir);
+	bhv_vnode_t	*dvp = vn_from_inode(dir);
+	bhv_vattr_t	vattr;
 	int		error;
 
-	VOP_RMDIR(dvp, dentry, NULL, error);
-	if (!error) {
-		validate_fields(inode);
-		validate_fields(dir);
+	error = bhv_vop_rmdir(dvp, dentry, NULL);
+	if (likely(!error)) {
+		xfs_validate_fields(inode, &vattr);
+		xfs_validate_fields(dir, &vattr);
 	}
 	return -error;
 }
 
 STATIC int
-linvfs_rename(
+xfs_vn_rename(
 	struct inode	*odir,
 	struct dentry	*odentry,
 	struct inode	*ndir,
 	struct dentry	*ndentry)
 {
 	struct inode	*new_inode = ndentry->d_inode;
-	vnode_t		*fvp;	/* from directory */
-	vnode_t		*tvp;	/* target directory */
+	bhv_vnode_t	*fvp;	/* from directory */
+	bhv_vnode_t	*tvp;	/* target directory */
+	bhv_vattr_t	vattr;
 	int		error;
 
-	fvp = LINVFS_GET_VP(odir);
-	tvp = LINVFS_GET_VP(ndir);
-
-	VOP_RENAME(fvp, odentry, tvp, ndentry, NULL, error);
-	if (error)
-		return -error;
+	fvp = vn_from_inode(odir);
+	tvp = vn_from_inode(ndir);
 
-	if (new_inode)
-		validate_fields(new_inode);
-
-	validate_fields(odir);
-	if (ndir != odir)
-		validate_fields(ndir);
-	return 0;
+	error = bhv_vop_rename(fvp, odentry, tvp, ndentry, NULL);
+	if (likely(!error)) {
+		if (new_inode)
+			xfs_validate_fields(new_inode, &vattr);
+		xfs_validate_fields(odir, &vattr);
+		if (ndir != odir)
+			xfs_validate_fields(ndir, &vattr);
+	}
+	return -error;
 }
 
 /*
@@ -550,11 +542,11 @@ linvfs_rename(
  * uio is kmalloced for this reason...
  */
 STATIC void *
-linvfs_follow_link(
+xfs_vn_follow_link(
 	struct dentry		*dentry,
 	struct nameidata	*nd)
 {
-	vnode_t			*vp;
+	bhv_vnode_t		*vp;
 	uio_t			*uio;
 	iovec_t			iov;
 	int			error;
@@ -563,20 +555,20 @@ linvfs_follow_link(
 	ASSERT(dentry);
 	ASSERT(nd);
 
-	link = (char *)kmalloc(MAXPATHLEN+1, GFP_KERNEL);
+	link = kmalloc(MAXPATHLEN+1, GFP_KERNEL);
 	if (!link) {
 		nd_set_link(nd, ERR_PTR(-ENOMEM));
 		return NULL;
 	}
 
-	uio = (uio_t *)kmalloc(sizeof(uio_t), GFP_KERNEL);
+	uio = kmalloc(sizeof(uio_t), GFP_KERNEL);
 	if (!uio) {
 		kfree(link);
 		nd_set_link(nd, ERR_PTR(-ENOMEM));
 		return NULL;
 	}
 
-	vp = LINVFS_GET_VP(dentry->d_inode);
+	vp = vn_from_inode(dentry->d_inode);
 
 	iov.iov_base = link;
 	iov.iov_len = MAXPATHLEN;
@@ -587,8 +579,8 @@ linvfs_follow_link(
 	uio->uio_resid = MAXPATHLEN;
 	uio->uio_iovcnt = 1;
 
-	VOP_READLINK(vp, uio, 0, NULL, error);
-	if (error) {
+	error = bhv_vop_readlink(vp, uio, 0, NULL);
+	if (unlikely(error)) {
 		kfree(link);
 		link = ERR_PTR(-error);
 	} else {
@@ -601,7 +593,7 @@ linvfs_follow_link(
 }
 
 STATIC void
-linvfs_put_link(
+xfs_vn_put_link(
 	struct dentry	*dentry,
 	struct nameidata *nd,
 	void		*p)
@@ -614,83 +606,58 @@ linvfs_put_link(
 
 #ifdef CONFIG_XFS_POSIX_ACL
 STATIC int
-linvfs_permission(
+xfs_vn_permission(
 	struct inode	*inode,
 	int		mode,
 	struct nameidata *nd)
 {
-	vnode_t		*vp = LINVFS_GET_VP(inode);
-	int		error;
-
-	mode <<= 6;		/* convert from linux to vnode access bits */
-	VOP_ACCESS(vp, mode, NULL, error);
-	return -error;
+	return -bhv_vop_access(vn_from_inode(inode), mode << 6, NULL);
 }
 #else
-#define linvfs_permission NULL
+#define xfs_vn_permission NULL
 #endif
 
 STATIC int
-linvfs_getattr(
+xfs_vn_getattr(
 	struct vfsmount	*mnt,
 	struct dentry	*dentry,
 	struct kstat	*stat)
 {
 	struct inode	*inode = dentry->d_inode;
-	vnode_t		*vp = LINVFS_GET_VP(inode);
-	int		error = 0;
-
-	if (unlikely(vp->v_flag & VMODIFIED))
-		error = vn_revalidate(vp);
-	if (!error)
-		generic_fillattr(inode, stat);
-	return 0;
-}
-
-STATIC int
-linvfs_sync_flags(struct inode *inode)
-{
-	unsigned int oldflags, newflags;
-	vattr_t		vattr;
-	int		flags = 0;
+	bhv_vnode_t	*vp = vn_from_inode(inode);
+	bhv_vattr_t	vattr = { .va_mask = XFS_AT_STAT };
 	int		error;
-	vnode_t		*vp = LINVFS_GET_VP(inode);
-
-	memset(&vattr, 0, sizeof(vattr_t));
 
-	vattr.va_mask = XFS_AT_XFLAGS;
-	VOP_GETATTR(vp, &vattr, 0, NULL, error);
-	if (error)
-		return error;
-	oldflags = vattr.va_xflags;
-	newflags = oldflags & ~(XFS_XFLAG_IMMUTABLE |
-		XFS_XFLAG_IUNLINK | XFS_XFLAG_BARRIER);
-
-	if (IS_IMMUTABLE(inode))
-		newflags |= XFS_XFLAG_IMMUTABLE;
-	if (IS_IUNLINK(inode))
-		newflags |= XFS_XFLAG_IUNLINK;
-	if (IS_BARRIER(inode))
-		newflags |= XFS_XFLAG_BARRIER;
-
-	if (oldflags ^ newflags) {
-		vattr.va_xflags = newflags;
-		vattr.va_mask |= XFS_AT_XFLAGS;
-		VOP_SETATTR(vp, &vattr, flags, NULL, error);
+	error = bhv_vop_getattr(vp, &vattr, ATTR_LAZY, NULL);
+	if (likely(!error)) {
+		stat->size = i_size_read(inode);
+		stat->dev = inode->i_sb->s_dev;
+		stat->rdev = (vattr.va_rdev == 0) ? 0 :
+				MKDEV(sysv_major(vattr.va_rdev) & 0x1ff,
+				      sysv_minor(vattr.va_rdev));
+		stat->mode = vattr.va_mode;
+		stat->nlink = vattr.va_nlink;
+		stat->uid = vattr.va_uid;
+		stat->gid = vattr.va_gid;
+		stat->ino = vattr.va_nodeid;
+		stat->atime = vattr.va_atime;
+		stat->mtime = vattr.va_mtime;
+		stat->ctime = vattr.va_ctime;
+		stat->blocks = vattr.va_nblocks;
+		stat->blksize = vattr.va_blocksize;
 	}
-	vn_revalidate(vp);
-	return error;
+	return -error;
 }
 
 STATIC int
-linvfs_setattr(
+xfs_vn_setattr(
 	struct dentry	*dentry,
 	struct iattr	*attr)
 {
 	struct inode	*inode = dentry->d_inode;
 	unsigned int	ia_valid = attr->ia_valid;
-	vnode_t		*vp = LINVFS_GET_VP(inode);
-	vattr_t		vattr;
+	bhv_vnode_t	*vp = vn_from_inode(inode);
+	bhv_vattr_t	vattr = { 0 };
 	int		flags = 0;
 	int		error;
 
@@ -698,7 +665,6 @@ linvfs_setattr(
 	if (error)
 		return error;
 
-	memset(&vattr, 0, sizeof(vattr_t));
 	if (ia_valid & ATTR_UID) {
 		vattr.va_mask |= XFS_AT_UID;
 		vattr.va_uid = attr->ia_uid;
@@ -707,9 +673,9 @@ linvfs_setattr(
 		vattr.va_mask |= XFS_AT_GID;
 		vattr.va_gid = attr->ia_gid;
 	}
-	if ((ia_valid & ATTR_XID) && IS_TAGXID(inode)) {
-		vattr.va_mask |= XFS_AT_XID;
-		vattr.va_xid = attr->ia_xid;
+	if ((ia_valid & ATTR_TAG) && IS_TAGGED(inode)) {
+		vattr.va_mask |= XFS_AT_TAG;
+		vattr.va_tag = attr->ia_tag;
 	}
 	if (ia_valid & ATTR_SIZE) {
 		vattr.va_mask |= XFS_AT_SIZE;
@@ -742,29 +708,64 @@ linvfs_setattr(
 		flags |= ATTR_NONBLOCK;
 #endif
 
-	VOP_SETATTR(vp, &vattr, flags, NULL, error);
-	if (error)
-		return -error;
-	vn_revalidate(vp);
-	return error;
+	error = bhv_vop_setattr(vp, &vattr, flags, NULL);
+	if (likely(!error))
+		__vn_revalidate(vp, &vattr);
+	return -error;
 }
 
 STATIC void
-linvfs_truncate(
+xfs_vn_truncate(
 	struct inode	*inode)
 {
-	block_truncate_page(inode->i_mapping, inode->i_size, linvfs_get_block);
+	block_truncate_page(inode->i_mapping, inode->i_size, xfs_get_blocks);
+}
+
+STATIC int
+xfs_vn_sync_flags(struct inode *inode)
+{
+	unsigned int oldflags, newflags;
+	int		flags = 0;
+	int		error;
+	bhv_vattr_t	vattr;
+	bhv_vnode_t	*vp = vn_from_inode(inode);
+
+	memset(&vattr, 0, sizeof vattr);
+
+	vattr.va_mask = XFS_AT_XFLAGS;
+	error = bhv_vop_getattr(vp, &vattr, 0, NULL);
+
+	if (error)
+		return error;
+	oldflags = vattr.va_xflags;
+	newflags = oldflags & ~(XFS_XFLAG_IMMUTABLE |
+		XFS_XFLAG_IUNLINK | XFS_XFLAG_BARRIER);
+
+	if (IS_IMMUTABLE(inode))
+		newflags |= XFS_XFLAG_IMMUTABLE;
+	if (IS_IUNLINK(inode))
+		newflags |= XFS_XFLAG_IUNLINK;
+	if (IS_BARRIER(inode))
+		newflags |= XFS_XFLAG_BARRIER;
+
+	if (oldflags ^ newflags) {
+		vattr.va_xflags = newflags;
+		vattr.va_mask |= XFS_AT_XFLAGS;
+		error = bhv_vop_setattr(vp, &vattr, flags, NULL);
+	}
+	vn_revalidate(vp);
+	return error;
 }
 
 STATIC int
-linvfs_setxattr(
+xfs_vn_setxattr(
 	struct dentry	*dentry,
 	const char	*name,
 	const void	*data,
 	size_t		size,
 	int		flags)
 {
-	vnode_t		*vp = LINVFS_GET_VP(dentry->d_inode);
+	bhv_vnode_t	*vp = vn_from_inode(dentry->d_inode);
 	char		*attr = (char *)name;
 	attrnames_t	*namesp;
 	int		xflags = 0;
@@ -788,13 +789,13 @@ linvfs_setxattr(
 }
 
 STATIC ssize_t
-linvfs_getxattr(
+xfs_vn_getxattr(
 	struct dentry	*dentry,
 	const char	*name,
 	void		*data,
 	size_t		size)
 {
-	vnode_t		*vp = LINVFS_GET_VP(dentry->d_inode);
+	bhv_vnode_t	*vp = vn_from_inode(dentry->d_inode);
 	char		*attr = (char *)name;
 	attrnames_t	*namesp;
 	int		xflags = 0;
@@ -818,12 +819,12 @@ linvfs_getxattr(
 }
 
 STATIC ssize_t
-linvfs_listxattr(
+xfs_vn_listxattr(
 	struct dentry		*dentry,
 	char			*data,
 	size_t			size)
 {
-	vnode_t			*vp = LINVFS_GET_VP(dentry->d_inode);
+	bhv_vnode_t		*vp = vn_from_inode(dentry->d_inode);
 	int			error, xflags = ATTR_KERNAMELS;
 	ssize_t			result;
 
@@ -838,11 +839,11 @@ linvfs_listxattr(
 }
 
 STATIC int
-linvfs_removexattr(
+xfs_vn_removexattr(
 	struct dentry	*dentry,
 	const char	*name)
 {
-	vnode_t		*vp = LINVFS_GET_VP(dentry->d_inode);
+	bhv_vnode_t	*vp = vn_from_inode(dentry->d_inode);
 	char		*attr = (char *)name;
 	attrnames_t	*namesp;
 	int		xflags = 0;
@@ -860,48 +861,48 @@ linvfs_removexattr(
 }
 
 
-struct inode_operations linvfs_file_inode_operations = {
-	.permission		= linvfs_permission,
-	.truncate		= linvfs_truncate,
-	.getattr		= linvfs_getattr,
-	.setattr		= linvfs_setattr,
-	.setxattr		= linvfs_setxattr,
-	.getxattr		= linvfs_getxattr,
-	.listxattr		= linvfs_listxattr,
-	.removexattr		= linvfs_removexattr,
-	.sync_flags		= linvfs_sync_flags,
+struct inode_operations xfs_inode_operations = {
+	.permission		= xfs_vn_permission,
+	.truncate		= xfs_vn_truncate,
+	.getattr		= xfs_vn_getattr,
+	.setattr		= xfs_vn_setattr,
+	.setxattr		= xfs_vn_setxattr,
+	.getxattr		= xfs_vn_getxattr,
+	.listxattr		= xfs_vn_listxattr,
+	.removexattr		= xfs_vn_removexattr,
+	.sync_flags		= xfs_vn_sync_flags,
 };
 
-struct inode_operations linvfs_dir_inode_operations = {
-	.create			= linvfs_create,
-	.lookup			= linvfs_lookup,
-	.link			= linvfs_link,
-	.unlink			= linvfs_unlink,
-	.symlink		= linvfs_symlink,
-	.mkdir			= linvfs_mkdir,
-	.rmdir			= linvfs_rmdir,
-	.mknod			= linvfs_mknod,
-	.rename			= linvfs_rename,
-	.permission		= linvfs_permission,
-	.getattr		= linvfs_getattr,
-	.setattr		= linvfs_setattr,
-	.setxattr		= linvfs_setxattr,
-	.getxattr		= linvfs_getxattr,
-	.listxattr		= linvfs_listxattr,
-	.removexattr		= linvfs_removexattr,
-	.sync_flags		= linvfs_sync_flags,
+struct inode_operations xfs_dir_inode_operations = {
+	.create			= xfs_vn_create,
+	.lookup			= xfs_vn_lookup,
+	.link			= xfs_vn_link,
+	.unlink			= xfs_vn_unlink,
+	.symlink		= xfs_vn_symlink,
+	.mkdir			= xfs_vn_mkdir,
+	.rmdir			= xfs_vn_rmdir,
+	.mknod			= xfs_vn_mknod,
+	.rename			= xfs_vn_rename,
+	.permission		= xfs_vn_permission,
+	.getattr		= xfs_vn_getattr,
+	.setattr		= xfs_vn_setattr,
+	.setxattr		= xfs_vn_setxattr,
+	.getxattr		= xfs_vn_getxattr,
+	.listxattr		= xfs_vn_listxattr,
+	.removexattr		= xfs_vn_removexattr,
+	.sync_flags		= xfs_vn_sync_flags,
 };
 
-struct inode_operations linvfs_symlink_inode_operations = {
+struct inode_operations xfs_symlink_inode_operations = {
 	.readlink		= generic_readlink,
-	.follow_link		= linvfs_follow_link,
-	.put_link		= linvfs_put_link,
-	.permission		= linvfs_permission,
-	.getattr		= linvfs_getattr,
-	.setattr		= linvfs_setattr,
-	.setxattr		= linvfs_setxattr,
-	.getxattr		= linvfs_getxattr,
-	.listxattr		= linvfs_listxattr,
-	.removexattr		= linvfs_removexattr,
-	.sync_flags		= linvfs_sync_flags,
+	.follow_link		= xfs_vn_follow_link,
+	.put_link		= xfs_vn_put_link,
+	.permission		= xfs_vn_permission,
+	.getattr		= xfs_vn_getattr,
+	.setattr		= xfs_vn_setattr,
+	.setxattr		= xfs_vn_setxattr,
+	.getxattr		= xfs_vn_getxattr,
+	.listxattr		= xfs_vn_listxattr,
+	.removexattr		= xfs_vn_removexattr,
+	.sync_flags		= xfs_vn_sync_flags,
 };