diff options
Diffstat (limited to 'drivers/char/ftape/zftape/zftape-buffers.h')
-rw-r--r-- | drivers/char/ftape/zftape/zftape-buffers.h | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/drivers/char/ftape/zftape/zftape-buffers.h b/drivers/char/ftape/zftape/zftape-buffers.h new file mode 100644 index 000000000000..798e3128c682 --- /dev/null +++ b/drivers/char/ftape/zftape/zftape-buffers.h @@ -0,0 +1,55 @@ +#ifndef _FTAPE_DYNMEM_H +#define _FTAPE_DYNMEM_H + +/* + * Copyright (C) 1995-1997 Claus-Justus Heine. + + 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; either version 2, or (at your option) + any later version. + + This program is distributed in the hope that it will 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. + + You should have received a copy of the GNU General Public License + along with this program; see the file COPYING. If not, write to + the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. + + * + * $Source: /homes/cvs/ftape-stacked/ftape/zftape/zftape-buffers.h,v $ + * $Revision: 1.2 $ + * $Date: 1997/10/05 19:18:59 $ + * + * memory allocation routines. + * + */ + +/* we do not allocate all of the really large buffer memory before + * someone tries to open the drive. ftape_open() may fail with + * -ENOMEM, but that's better having 200k of vmalloced memory which + * cannot be swapped out. + */ + +extern void zft_memory_stats(void); +extern int zft_vmalloc_once(void *new, size_t size); +extern int zft_vcalloc_once(void *new, size_t size); +extern int zft_vmalloc_always(void *new, size_t size); +extern void zft_vfree(void *old, size_t size); +extern void *zft_kmalloc(size_t size); +extern void zft_kfree(void *old, size_t size); + +/* called by cleanup_module() + */ +extern void zft_uninit_mem(void); + +#endif + + + + + + + |