Merge branch 'for-linus' of git://oss.sgi.com:8090/xfs/xfs-2.6
[sfrench/cifs-2.6.git] / fs / xfs / linux-2.6 / xfs_file.c
index b4c936485d114cba279c6c8ece68778eedc6c149..0d4001eafd16861daf44ef05ea0ee7200388dbf7 100644 (file)
@@ -212,19 +212,18 @@ xfs_file_fsync(
 }
 
 #ifdef CONFIG_XFS_DMAPI
-STATIC struct page *
-xfs_vm_nopage(
-       struct vm_area_struct   *area,
-       unsigned long           address,
-       int                     *type)
+STATIC int
+xfs_vm_fault(
+       struct vm_area_struct   *vma,
+       struct vm_fault *vmf)
 {
-       struct inode    *inode = area->vm_file->f_path.dentry->d_inode;
+       struct inode    *inode = vma->vm_file->f_path.dentry->d_inode;
        bhv_vnode_t     *vp = vn_from_inode(inode);
 
        ASSERT_ALWAYS(vp->v_vfsp->vfs_flag & VFS_DMI);
-       if (XFS_SEND_MMAP(XFS_VFSTOM(vp->v_vfsp), area, 0))
-               return NULL;
-       return filemap_nopage(area, address, type);
+       if (XFS_SEND_MMAP(XFS_VFSTOM(vp->v_vfsp), vma, 0))
+               return VM_FAULT_SIGBUS;
+       return filemap_fault(vma, vmf);
 }
 #endif /* CONFIG_XFS_DMAPI */
 
@@ -310,6 +309,7 @@ xfs_file_mmap(
        struct vm_area_struct *vma)
 {
        vma->vm_ops = &xfs_file_vm_ops;
+       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)
@@ -478,15 +478,13 @@ const struct file_operations xfs_dir_file_operations = {
 };
 
 static struct vm_operations_struct xfs_file_vm_ops = {
-       .nopage         = filemap_nopage,
-       .populate       = filemap_populate,
+       .fault          = filemap_fault,
        .page_mkwrite   = xfs_vm_page_mkwrite,
 };
 
 #ifdef CONFIG_XFS_DMAPI
 static struct vm_operations_struct xfs_dmapi_file_vm_ops = {
-       .nopage         = xfs_vm_nopage,
-       .populate       = filemap_populate,
+       .fault          = xfs_vm_fault,
        .page_mkwrite   = xfs_vm_page_mkwrite,
 #ifdef HAVE_VMOP_MPROTECT
        .mprotect       = xfs_vm_mprotect,