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authorChristoph Hellwig <hch@lst.de>2010-03-10 18:21:15 -0500
committerLinus Torvalds <torvalds@linux-foundation.org>2010-03-12 18:52:32 -0500
commita4679373cf4ee0e7792dc56205365732b725c2c1 (patch)
tree6cf8040f608ad46ae7c605284af1ca585fb50eaa /arch/cris/kernel
parent5d0e52830e9ae09b872567f4aca3dfb5b5918079 (diff)
Add generic sys_old_mmap()
Add a generic implementation of the old mmap() syscall, which expects its argument in a memory block and switch all architectures over to use it. Signed-off-by: Christoph Hellwig <hch@lst.de> Cc: Ralf Baechle <ralf@linux-mips.org> Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org> Cc: Paul Mundt <lethal@linux-sh.org> Cc: Jeff Dike <jdike@addtoit.com> Cc: Hirokazu Takata <takata@linux-m32r.org> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Ingo Molnar <mingo@elte.hu> Reviewed-by: H. Peter Anvin <hpa@zytor.com> Cc: Al Viro <viro@zeniv.linux.org.uk> Cc: Arnd Bergmann <arnd@arndb.de> Cc: Heiko Carstens <heiko.carstens@de.ibm.com> Cc: Martin Schwidefsky <schwidefsky@de.ibm.com> Cc: "Luck, Tony" <tony.luck@intel.com> Cc: James Morris <jmorris@namei.org> Cc: Andreas Schwab <schwab@linux-m68k.org> Acked-by: Jesper Nilsson <jesper.nilsson@axis.com> Acked-by: Russell King <rmk+kernel@arm.linux.org.uk> Acked-by: Greg Ungerer <gerg@uclinux.org> Acked-by: David Howells <dhowells@redhat.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/cris/kernel')
-rw-r--r--arch/cris/kernel/sys_cris.c18
1 files changed, 0 insertions, 18 deletions
diff --git a/arch/cris/kernel/sys_cris.c b/arch/cris/kernel/sys_cris.c
index c2bbb1ac98a9..22f9d6cd947f 100644
--- a/arch/cris/kernel/sys_cris.c
+++ b/arch/cris/kernel/sys_cris.c
@@ -26,24 +26,6 @@
26#include <asm/uaccess.h> 26#include <asm/uaccess.h>
27#include <asm/segment.h> 27#include <asm/segment.h>
28 28
29asmlinkage unsigned long old_mmap(unsigned long __user *args)
30{
31 unsigned long buffer[6];
32 int err = -EFAULT;
33
34 if (copy_from_user(&buffer, args, sizeof(buffer)))
35 goto out;
36
37 err = -EINVAL;
38 if (buffer[5] & ~PAGE_MASK) /* verify that offset is on page boundary */
39 goto out;
40
41 err = sys_mmap_pgoff(buffer[0], buffer[1], buffer[2], buffer[3],
42 buffer[4], buffer[5] >> PAGE_SHIFT);
43out:
44 return err;
45}
46
47asmlinkage long 29asmlinkage long
48sys_mmap2(unsigned long addr, unsigned long len, unsigned long prot, 30sys_mmap2(unsigned long addr, unsigned long len, unsigned long prot,
49 unsigned long flags, unsigned long fd, unsigned long pgoff) 31 unsigned long flags, unsigned long fd, unsigned long pgoff)