+int ll_fid2path(struct obd_export *exp, void *arg)
+{
+ struct getinfo_fid2path *gfout, *gfin;
+ int outsize, rc;
+ ENTRY;
+
+ /* Need to get the buflen */
+ OBD_ALLOC_PTR(gfin);
+ if (gfin == NULL)
+ RETURN(-ENOMEM);
+ if (cfs_copy_from_user(gfin, arg, sizeof(*gfin))) {
+ OBD_FREE_PTR(gfin);
+ RETURN(-EFAULT);
+ }
+
+ outsize = sizeof(*gfout) + gfin->gf_pathlen;
+ OBD_ALLOC(gfout, outsize);
+ if (gfout == NULL) {
+ OBD_FREE_PTR(gfin);
+ RETURN(-ENOMEM);
+ }
+ memcpy(gfout, gfin, sizeof(*gfout));
+ OBD_FREE_PTR(gfin);
+
+ /* Call mdc_iocontrol */
+ rc = obd_iocontrol(OBD_IOC_FID2PATH, exp, outsize, gfout, NULL);
+ if (rc)
+ GOTO(gf_free, rc);
+ if (cfs_copy_to_user(arg, gfout, outsize))
+ rc = -EFAULT;
+
+gf_free:
+ OBD_FREE(gfout, outsize);
+ RETURN(rc);
+}
+
+static int ll_ioctl_fiemap(struct inode *inode, unsigned long arg)
+{
+ struct ll_user_fiemap *fiemap_s;
+ size_t num_bytes, ret_bytes;
+ unsigned int extent_count;
+ int rc = 0;
+
+ /* Get the extent count so we can calculate the size of
+ * required fiemap buffer */
+ if (get_user(extent_count,
+ &((struct ll_user_fiemap __user *)arg)->fm_extent_count))
+ RETURN(-EFAULT);
+ num_bytes = sizeof(*fiemap_s) + (extent_count *
+ sizeof(struct ll_fiemap_extent));
+
+ OBD_ALLOC_LARGE(fiemap_s, num_bytes);
+ if (fiemap_s == NULL)
+ RETURN(-ENOMEM);
+
+ /* get the fiemap value */
+ if (copy_from_user(fiemap_s,(struct ll_user_fiemap __user *)arg,
+ sizeof(*fiemap_s)))
+ GOTO(error, rc = -EFAULT);
+
+ /* If fm_extent_count is non-zero, read the first extent since
+ * it is used to calculate end_offset and device from previous
+ * fiemap call. */
+ if (extent_count) {
+ if (copy_from_user(&fiemap_s->fm_extents[0],
+ (char __user *)arg + sizeof(*fiemap_s),
+ sizeof(struct ll_fiemap_extent)))
+ GOTO(error, rc = -EFAULT);
+ }
+
+ rc = ll_do_fiemap(inode, fiemap_s, num_bytes);
+ if (rc)
+ GOTO(error, rc);
+
+ ret_bytes = sizeof(struct ll_user_fiemap);
+
+ if (extent_count != 0)
+ ret_bytes += (fiemap_s->fm_mapped_extents *
+ sizeof(struct ll_fiemap_extent));
+
+ if (copy_to_user((void *)arg, fiemap_s, ret_bytes))
+ rc = -EFAULT;
+
+error:
+ OBD_FREE_LARGE(fiemap_s, num_bytes);
+ RETURN(rc);
+}
+
+#ifdef HAVE_UNLOCKED_IOCTL
+long ll_file_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
+{
+ struct inode *inode = file->f_dentry->d_inode;
+#else