8262037f40
Add a compat_ioctl method to the dasd driver so the last entries in arch/s390/kernel/compat_ioctl.c can go away. Unlike the previous attempt this one does not replace the ioctl method with an unlocked_ioctl method so that the ioctl_by_bdev calls in s390 partition code continue to work. Signed-off-by: Christoph Hellwig <hch@lst.de> Cc: Martin Schwidefsky <schwidefsky@de.ibm.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
48 lines
1.4 KiB
C
48 lines
1.4 KiB
C
/*
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* ioctl32.c: Conversion between 32bit and 64bit native ioctls.
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*
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* S390 version
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* Copyright (C) 2000-2003 IBM Deutschland Entwicklung GmbH, IBM Corporation
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* Author(s): Gerhard Tonn (ton@de.ibm.com)
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* Arnd Bergmann (arndb@de.ibm.com)
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*
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* Original implementation from 32-bit Sparc compat code which is
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* Copyright (C) 2000 Silicon Graphics, Inc.
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* Written by Ulf Carlsson (ulfc@engr.sgi.com)
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*/
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#include "compat_linux.h"
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#define INCLUDES
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#define CODE
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#include "../../../fs/compat_ioctl.c"
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#include <asm/dasd.h>
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#include <asm/cmb.h>
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#include <asm/tape390.h>
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#include <asm/ccwdev.h>
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#include "../../../drivers/s390/char/raw3270.h"
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static int do_ioctl32_pointer(unsigned int fd, unsigned int cmd,
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unsigned long arg, struct file *f)
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{
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return sys_ioctl(fd, cmd, (unsigned long)compat_ptr(arg));
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}
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static int do_ioctl32_ulong(unsigned int fd, unsigned int cmd,
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unsigned long arg, struct file *f)
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{
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return sys_ioctl(fd, cmd, arg);
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}
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#define COMPATIBLE_IOCTL(cmd) HANDLE_IOCTL((cmd),(ioctl_trans_handler_t)do_ioctl32_pointer)
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#define ULONG_IOCTL(cmd) HANDLE_IOCTL((cmd),(ioctl_trans_handler_t)do_ioctl32_ulong)
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#define HANDLE_IOCTL(cmd,handler) { (cmd), (ioctl_trans_handler_t)(handler), NULL },
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struct ioctl_trans ioctl_start[] = {
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/* architecture independent ioctls */
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#include <linux/compat_ioctl.h>
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#define DECLARES
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#include "../../../fs/compat_ioctl.c"
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};
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int ioctl_table_size = ARRAY_SIZE(ioctl_start);
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