/*
- * Copyright (c) 2000-2003 Silicon Graphics, Inc. All Rights Reserved.
+ * Copyright (c) 2000-2005 Silicon Graphics, Inc.
+ * All Rights Reserved.
*
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of version 2 of the GNU General Public License as
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation.
*
- * This program is distributed in the hope that it would be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+ * This program is distributed in the hope that it would be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
*
- * Further, this software is distributed without any warranty that it is
- * free of the rightful claim of any third person regarding infringement
- * or the like. Any license provided herein, whether implied or
- * otherwise, applies only to this software file. Patent licenses, if
- * any, provided herein do not apply to combinations of this program with
- * other software, or any other product whatsoever.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, write the Free Software Foundation, Inc., 59
- * Temple Place - Suite 330, Boston MA 02111-1307, USA.
- *
- * Contact information: Silicon Graphics, Inc., 1600 Amphitheatre Pkwy,
- * Mountain View, CA 94043, or:
- *
- * http://www.sgi.com
- *
- * For further information regarding this notice, see:
- *
- * http://oss.sgi.com/projects/GenInfo/SGIGPLNoticeExplan/
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
-
#include "xfs.h"
-
#include "xfs_fs.h"
-#include "xfs_inum.h"
+#include "xfs_bit.h"
#include "xfs_log.h"
+#include "xfs_inum.h"
#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"
#include "xfs_mount.h"
-#include "xfs_alloc_btree.h"
#include "xfs_bmap_btree.h"
+#include "xfs_alloc_btree.h"
#include "xfs_ialloc_btree.h"
-#include "xfs_btree.h"
-#include "xfs_ialloc.h"
-#include "xfs_attr_sf.h"
#include "xfs_dir_sf.h"
+#include "xfs_attr_sf.h"
#include "xfs_dir2_sf.h"
#include "xfs_dinode.h"
#include "xfs_inode.h"
-#include "xfs_bmap.h"
-#include "xfs_bit.h"
+#include "xfs_btree.h"
+#include "xfs_ialloc.h"
#include "xfs_rtalloc.h"
-#include "xfs_error.h"
#include "xfs_itable.h"
+#include "xfs_error.h"
#include "xfs_rw.h"
#include "xfs_acl.h"
#include "xfs_cap.h"
#include "xfs_mac.h"
#include "xfs_attr.h"
+#include "xfs_bmap.h"
#include "xfs_buf_item.h"
#include "xfs_utils.h"
#include "xfs_dfrag.h"
#include "xfs_fsops.h"
+#include <linux/capability.h>
#include <linux/dcache.h>
#include <linux/mount.h>
#include <linux/namei.h>
return -XFS_ERROR(EINVAL);
}
- /* we need the vnode */
- vp = LINVFS_GET_VP(inode);
- if (vp->v_type != VREG && vp->v_type != VDIR && vp->v_type != VLNK) {
+ switch (inode->i_mode & S_IFMT) {
+ case S_IFREG:
+ case S_IFDIR:
+ case S_IFLNK:
+ break;
+ default:
iput(inode);
return -XFS_ERROR(EBADF);
}
+ /* we need the vnode */
+ vp = vn_from_inode(inode);
+
/* now we can grab the fsid */
memcpy(&handle.ha_fsid, vp->v_vfsp->vfs_altfsid, sizeof(xfs_fsid_t));
hsize = sizeof(xfs_fsid_t);
if (cmd != XFS_IOC_PATH_TO_FSHANDLE) {
xfs_inode_t *ip;
- bhv_desc_t *bhv;
int lock_mode;
/* need to get access to the xfs_inode to read the generation */
- bhv = vn_bhv_lookup_unlocked(VN_BHV_HEAD(vp), &xfs_vnodeops);
- ASSERT(bhv);
- ip = XFS_BHVTOI(bhv);
+ ip = xfs_vtoi(vp);
ASSERT(ip);
lock_mode = xfs_ilock_map_shared(ip);
}
vpp = XFS_ITOV(ip);
- inodep = LINVFS_GET_IP(vpp);
+ inodep = vn_to_inode(vpp);
xfs_iunlock(ip, XFS_ILOCK_SHARED);
*vp = vpp;
return -XFS_ERROR(-PTR_ERR(filp));
}
if (inode->i_mode & S_IFREG)
- filp->f_op = &linvfs_invis_file_operations;
+ filp->f_op = &xfs_invis_file_operations;
fd_install(new_fd, filp);
return new_fd;
return -error;
/* Restrict this handle operation to symlinks only. */
- if (vp->v_type != VLNK) {
+ if (!S_ISLNK(inode->i_mode)) {
VN_RELE(vp);
return -XFS_ERROR(EINVAL);
}
char *kbuf;
int error = EFAULT;
+ if (IS_RDONLY(&vp->v_inode))
+ return -EROFS;
if (IS_IMMUTABLE(&vp->v_inode) || IS_APPEND(&vp->v_inode))
return EPERM;
if (len > XATTR_SIZE_MAX)
{
int error;
+
+ if (IS_RDONLY(&vp->v_inode))
+ return -EROFS;
if (IS_IMMUTABLE(&vp->v_inode) || IS_APPEND(&vp->v_inode))
return EPERM;
xfs_inode_t *ip;
xfs_mount_t *mp;
- vp = LINVFS_GET_VP(inode);
+ vp = vn_from_inode(inode);
vn_trace_entry(vp, "xfs_ioctl", (inst_t *)__return_address);
(ip->i_d.di_flags & XFS_DIFLAG_REALTIME) ?
mp->m_rtdev_targp : mp->m_ddev_targp;
- da.d_mem = da.d_miniosz = 1 << target->pbr_sshift;
- /* The size dio will do in one go */
- da.d_maxiosz = 64 * PAGE_CACHE_SIZE;
+ da.d_mem = da.d_miniosz = 1 << target->bt_sshift;
+ da.d_maxiosz = INT_MAX & ~(da.d_miniosz - 1);
if (copy_to_user(arg, &da, sizeof(da)))
return -XFS_ERROR(EFAULT);
if (vp->v_inode.i_flags & (S_IMMUTABLE|S_APPEND))
return -XFS_ERROR(EPERM);
- if (!(filp->f_flags & FMODE_WRITE))
+ if (!(filp->f_mode & FMODE_WRITE))
return -XFS_ERROR(EBADF);
- if (vp->v_type != VREG)
+ if (!VN_ISREG(vp))
return -XFS_ERROR(EINVAL);
if (copy_from_user(&bf, arg, sizeof(bf)))
void __user *arg)
{
struct fsxattr fa;
- vattr_t va;
- int error;
+ struct vattr *vattr;
+ int error = 0;
int attr_flags;
unsigned int flags;
+ vattr = kmalloc(sizeof(*vattr), GFP_KERNEL);
+ if (unlikely(!vattr))
+ return -ENOMEM;
+
switch (cmd) {
case XFS_IOC_FSGETXATTR: {
- va.va_mask = XFS_AT_XFLAGS|XFS_AT_EXTSIZE|XFS_AT_NEXTENTS;
- VOP_GETATTR(vp, &va, 0, NULL, error);
- if (error)
- return -error;
+ vattr->va_mask = XFS_AT_XFLAGS | XFS_AT_EXTSIZE | \
+ XFS_AT_NEXTENTS | XFS_AT_PROJID;
+ VOP_GETATTR(vp, vattr, 0, NULL, error);
+ if (unlikely(error)) {
+ error = -error;
+ break;
+ }
- fa.fsx_xflags = va.va_xflags;
- fa.fsx_extsize = va.va_extsize;
- fa.fsx_nextents = va.va_nextents;
+ fa.fsx_xflags = vattr->va_xflags;
+ fa.fsx_extsize = vattr->va_extsize;
+ fa.fsx_nextents = vattr->va_nextents;
+ fa.fsx_projid = vattr->va_projid;
- if (copy_to_user(arg, &fa, sizeof(fa)))
- return -XFS_ERROR(EFAULT);
- return 0;
+ if (copy_to_user(arg, &fa, sizeof(fa))) {
+ error = -EFAULT;
+ break;
+ }
+ break;
}
case XFS_IOC_FSSETXATTR: {
- if (copy_from_user(&fa, arg, sizeof(fa)))
- return -XFS_ERROR(EFAULT);
+ if (copy_from_user(&fa, arg, sizeof(fa))) {
+ error = -EFAULT;
+ break;
+ }
attr_flags = 0;
if (filp->f_flags & (O_NDELAY|O_NONBLOCK))
attr_flags |= ATTR_NONBLOCK;
- va.va_mask = XFS_AT_XFLAGS | XFS_AT_EXTSIZE;
- va.va_xflags = fa.fsx_xflags;
- va.va_extsize = fa.fsx_extsize;
+ vattr->va_mask = XFS_AT_XFLAGS | XFS_AT_EXTSIZE | XFS_AT_PROJID;
+ vattr->va_xflags = fa.fsx_xflags;
+ vattr->va_extsize = fa.fsx_extsize;
+ vattr->va_projid = fa.fsx_projid;
- VOP_SETATTR(vp, &va, attr_flags, NULL, error);
- if (!error)
- vn_revalidate(vp); /* update Linux inode flags */
- return -error;
+ VOP_SETATTR(vp, vattr, attr_flags, NULL, error);
+ if (likely(!error))
+ __vn_revalidate(vp, vattr); /* update flags */
+ error = -error;
+ break;
}
case XFS_IOC_FSGETXATTRA: {
- va.va_mask = XFS_AT_XFLAGS|XFS_AT_EXTSIZE|XFS_AT_ANEXTENTS;
- VOP_GETATTR(vp, &va, 0, NULL, error);
- if (error)
- return -error;
+ vattr->va_mask = XFS_AT_XFLAGS | XFS_AT_EXTSIZE | \
+ XFS_AT_ANEXTENTS | XFS_AT_PROJID;
+ VOP_GETATTR(vp, vattr, 0, NULL, error);
+ if (unlikely(error)) {
+ error = -error;
+ break;
+ }
- fa.fsx_xflags = va.va_xflags;
- fa.fsx_extsize = va.va_extsize;
- fa.fsx_nextents = va.va_anextents;
+ fa.fsx_xflags = vattr->va_xflags;
+ fa.fsx_extsize = vattr->va_extsize;
+ fa.fsx_nextents = vattr->va_anextents;
+ fa.fsx_projid = vattr->va_projid;
- if (copy_to_user(arg, &fa, sizeof(fa)))
- return -XFS_ERROR(EFAULT);
- return 0;
+ if (copy_to_user(arg, &fa, sizeof(fa))) {
+ error = -EFAULT;
+ break;
+ }
+ break;
}
case XFS_IOC_GETXFLAGS: {
flags = xfs_di2lxflags(ip->i_d.di_flags);
if (copy_to_user(arg, &flags, sizeof(flags)))
- return -XFS_ERROR(EFAULT);
- return 0;
+ error = -EFAULT;
+ break;
}
case XFS_IOC_SETXFLAGS: {
- if (copy_from_user(&flags, arg, sizeof(flags)))
- return -XFS_ERROR(EFAULT);
+ if (copy_from_user(&flags, arg, sizeof(flags))) {
+ error = -EFAULT;
+ break;
+ }
if (flags & ~(LINUX_XFLAG_IMMUTABLE | LINUX_XFLAG_APPEND | \
LINUX_XFLAG_NOATIME | LINUX_XFLAG_NODUMP | \
- LINUX_XFLAG_SYNC))
- return -XFS_ERROR(EOPNOTSUPP);
+ LINUX_XFLAG_SYNC)) {
+ error = -EOPNOTSUPP;
+ break;
+ }
attr_flags = 0;
if (filp->f_flags & (O_NDELAY|O_NONBLOCK))
attr_flags |= ATTR_NONBLOCK;
- va.va_mask = XFS_AT_XFLAGS;
- va.va_xflags = xfs_merge_ioc_xflags(flags,
- xfs_ip2xflags(ip));
+ vattr->va_mask = XFS_AT_XFLAGS;
+ vattr->va_xflags = xfs_merge_ioc_xflags(flags,
+ xfs_ip2xflags(ip));
- VOP_SETATTR(vp, &va, attr_flags, NULL, error);
- if (!error)
- vn_revalidate(vp); /* update Linux inode flags */
- return -error;
+ VOP_SETATTR(vp, vattr, attr_flags, NULL, error);
+ if (likely(!error))
+ __vn_revalidate(vp, vattr); /* update flags */
+ error = -error;
+ break;
}
case XFS_IOC_GETVERSION: {
- flags = LINVFS_GET_IP(vp)->i_generation;
+ flags = vn_to_inode(vp)->i_generation;
if (copy_to_user(arg, &flags, sizeof(flags)))
- return -XFS_ERROR(EFAULT);
- return 0;
+ error = -EFAULT;
+ break;
}
default:
- return -ENOTTY;
+ error = -ENOTTY;
+ break;
}
+
+ kfree(vattr);
+ return error;
}
STATIC int