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loop.c
Package: linux-2.4.20.tar.gz [view]
Upload User: jlfgdled
Upload Date: 2013-04-10
Package Size: 33168k
Code Size: 25k
Category:
Linux-Unix program
Development Platform:
Unix_Linux
- /*
- * linux/drivers/block/loop.c
- *
- * Written by Theodore Ts'o, 3/29/93
- *
- * Copyright 1993 by Theodore Ts'o. Redistribution of this file is
- * permitted under the GNU General Public License.
- *
- * DES encryption plus some minor changes by Werner Almesberger, 30-MAY-1993
- * more DES encryption plus IDEA encryption by Nicholas J. Leon, June 20, 1996
- *
- * Modularized and updated for 1.1.16 kernel - Mitch Dsouza 28th May 1994
- * Adapted for 1.3.59 kernel - Andries Brouwer, 1 Feb 1996
- *
- * Fixed do_loop_request() re-entrancy - Vincent.Renardias@waw.com Mar 20, 1997
- *
- * Added devfs support - Richard Gooch <rgooch@atnf.csiro.au> 16-Jan-1998
- *
- * Handle sparse backing files correctly - Kenn Humborg, Jun 28, 1998
- *
- * Loadable modules and other fixes by AK, 1998
- *
- * Make real block number available to downstream transfer functions, enables
- * CBC (and relatives) mode encryption requiring unique IVs per data block.
- * Reed H. Petty, rhp@draper.net
- *
- * Maximum number of loop devices now dynamic via max_loop module parameter.
- * Russell Kroll <rkroll@exploits.org> 19990701
- *
- * Maximum number of loop devices when compiled-in now selectable by passing
- * max_loop=<1-255> to the kernel on boot.
- * Erik I. Bols