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Commit d8deac50 authored by Greg Kroah-Hartman's avatar Greg Kroah-Hartman
Browse files

[PATCH] devfs: Remove devfs from the kernel tree 



This is the first patch in a series of patches that removes devfs
support from the kernel.  This patch removes the core devfs code, and
its private header file.

Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@suse.de>
parent 5fd571cb

fs/Makefile

+0 −1
Original line number Diff line number Diff line
@@ -66,7 +66,6 @@ obj-$(CONFIG_MSDOS_FS) += msdos/ 
obj-$(CONFIG_VFAT_FS)		+= vfat/

obj-$(CONFIG_BFS_FS)		+= bfs/

obj-$(CONFIG_ISO9660_FS)	+= isofs/

obj-$(CONFIG_DEVFS_FS)		+= devfs/

obj-$(CONFIG_HFSPLUS_FS)	+= hfsplus/ # Before hfs to find wrapped HFS+

obj-$(CONFIG_HFS_FS)		+= hfs/

obj-$(CONFIG_VXFS_FS)		+= freevxfs/

fs/compat_ioctl.c

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Original line number Diff line number Diff line
@@ -44,7 +44,6 @@ 
#include <linux/loop.h>

#include <linux/auto_fs.h>

#include <linux/auto_fs4.h>

#include <linux/devfs_fs.h>

#include <linux/tty.h>

#include <linux/vt_kern.h>

#include <linux/fb.h>

fs/devfs/Makefile

deleted100644 → 0
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#

# Makefile for the linux devfs-filesystem routines.

#



obj-$(CONFIG_DEVFS_FS) += devfs.o



devfs-objs := base.o util.o

fs/devfs/base.c

deleted100644 → 0
+0 −2836

File deleted.

Preview size limit exceeded, changes collapsed.

fs/devfs/util.c

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/*  devfs (Device FileSystem) utilities.



    Copyright (C) 1999-2002  Richard Gooch



    This library is free software; you can redistribute it and/or

    modify it under the terms of the GNU Library General Public

    License as published by the Free Software Foundation; either

    version 2 of the License, or (at your option) any later version.



    This library 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

    Library General Public License for more details.



    You should have received a copy of the GNU Library General Public

    License along with this library; if not, write to the Free

    Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.



    Richard Gooch may be reached by email at  rgooch@atnf.csiro.au

    The postal address is:

      Richard Gooch, c/o ATNF, P. O. Box 76, Epping, N.S.W., 2121, Australia.



    ChangeLog



    19991031   Richard Gooch <rgooch@atnf.csiro.au>

               Created.

    19991103   Richard Gooch <rgooch@atnf.csiro.au>

               Created <_devfs_convert_name> and supported SCSI and IDE CD-ROMs

    20000203   Richard Gooch <rgooch@atnf.csiro.au>

               Changed operations pointer type to void *.

    20000621   Richard Gooch <rgooch@atnf.csiro.au>

               Changed interface to <devfs_register_series>.

    20000622   Richard Gooch <rgooch@atnf.csiro.au>

               Took account of interface change to <devfs_mk_symlink>.

               Took account of interface change to <devfs_mk_dir>.

    20010519   Richard Gooch <rgooch@atnf.csiro.au>

               Documentation cleanup.

    20010709   Richard Gooch <rgooch@atnf.csiro.au>

               Created <devfs_*alloc_major> and <devfs_*alloc_devnum>.

    20010710   Richard Gooch <rgooch@atnf.csiro.au>

               Created <devfs_*alloc_unique_number>.

    20010730   Richard Gooch <rgooch@atnf.csiro.au>

               Documentation typo fix.

    20010806   Richard Gooch <rgooch@atnf.csiro.au>

               Made <block_semaphore> and <char_semaphore> private.

    20010813   Richard Gooch <rgooch@atnf.csiro.au>

               Fixed bug in <devfs_alloc_unique_number>: limited to 128 numbers

    20010818   Richard Gooch <rgooch@atnf.csiro.au>

               Updated major masks up to Linus' "no new majors" proclamation.

	       Block: were 126 now 122 free, char: were 26 now 19 free.

    20020324   Richard Gooch <rgooch@atnf.csiro.au>

               Fixed bug in <devfs_alloc_unique_number>: was clearing beyond

	       bitfield.

    20020326   Richard Gooch <rgooch@atnf.csiro.au>

               Fixed bitfield data type for <devfs_*alloc_devnum>.

               Made major bitfield type and initialiser 64 bit safe.

    20020413   Richard Gooch <rgooch@atnf.csiro.au>

               Fixed shift warning on 64 bit machines.

    20020428   Richard Gooch <rgooch@atnf.csiro.au>

               Copied and used macro for error messages from fs/devfs/base.c 

    20021013   Richard Gooch <rgooch@atnf.csiro.au>

               Documentation fix.

    20030101   Adam J. Richter <adam@yggdrasil.com>

               Eliminate DEVFS_SPECIAL_{CHR,BLK}.  Use mode_t instead.

    20030106   Christoph Hellwig <hch@infradead.org>

               Rewrite devfs_{,de}alloc_devnum to look like C code.

*/

#include <linux/module.h>

#include <linux/init.h>

#include <linux/devfs_fs_kernel.h>

#include <linux/slab.h>

#include <linux/vmalloc.h>

#include <linux/genhd.h>

#include <linux/bitops.h>



int devfs_register_tape(const char *name)

{

	char tname[32], dest[64];

	static unsigned int tape_counter;

	unsigned int n = tape_counter++;



	sprintf(dest, "../%s", name);

	sprintf(tname, "tapes/tape%u", n);

	devfs_mk_symlink(tname, dest);



	return n;

}



EXPORT_SYMBOL(devfs_register_tape);



void devfs_unregister_tape(int num)

{

	if (num >= 0)

		devfs_remove("tapes/tape%u", num);

}



EXPORT_SYMBOL(devfs_unregister_tape);