diff options
| author | Christoph Hellwig <hch@lst.de> | 2010-03-10 15:21:15 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2010-03-12 15:52:32 -0800 |
| commit | a4679373cf4ee0e7792dc56205365732b725c2c1 (patch) | |
| tree | 6cf8040f608ad46ae7c605284af1ca585fb50eaa /arch/cris | |
| parent | 5d0e52830e9ae09b872567f4aca3dfb5b5918079 (diff) | |
| download | linux-exynos-a4679373cf4ee0e7792dc56205365732b725c2c1.tar.gz linux-exynos-a4679373cf4ee0e7792dc56205365732b725c2c1.tar.bz2 linux-exynos-a4679373cf4ee0e7792dc56205365732b725c2c1.zip | |
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')
| -rw-r--r-- | arch/cris/arch-v10/kernel/entry.S | 2 | ||||
| -rw-r--r-- | arch/cris/arch-v32/kernel/entry.S | 2 | ||||
| -rw-r--r-- | arch/cris/include/asm/unistd.h | 1 | ||||
| -rw-r--r-- | arch/cris/kernel/sys_cris.c | 18 |
4 files changed, 3 insertions, 20 deletions
diff --git a/arch/cris/arch-v10/kernel/entry.S b/arch/cris/arch-v10/kernel/entry.S index c52bef39e250..0d6420d087fd 100644 --- a/arch/cris/arch-v10/kernel/entry.S +++ b/arch/cris/arch-v10/kernel/entry.S @@ -692,7 +692,7 @@ sys_call_table: .long sys_swapon .long sys_reboot .long sys_old_readdir - .long old_mmap /* 90 */ + .long sys_old_mmap /* 90 */ .long sys_munmap .long sys_truncate .long sys_ftruncate diff --git a/arch/cris/arch-v32/kernel/entry.S b/arch/cris/arch-v32/kernel/entry.S index 435b9671bd4b..1f39861eac8c 100644 --- a/arch/cris/arch-v32/kernel/entry.S +++ b/arch/cris/arch-v32/kernel/entry.S @@ -615,7 +615,7 @@ sys_call_table: .long sys_swapon .long sys_reboot .long sys_old_readdir - .long old_mmap /* 90 */ + .long sys_old_mmap /* 90 */ .long sys_munmap .long sys_truncate .long sys_ftruncate diff --git a/arch/cris/include/asm/unistd.h b/arch/cris/include/asm/unistd.h index c17079388bb9..8cffd22623fd 100644 --- a/arch/cris/include/asm/unistd.h +++ b/arch/cris/include/asm/unistd.h @@ -364,6 +364,7 @@ #define __ARCH_WANT_SYS_LLSEEK #define __ARCH_WANT_SYS_NICE #define __ARCH_WANT_SYS_OLD_GETRLIMIT +#define __ARCH_WANT_SYS_OLD_MMAP #define __ARCH_WANT_SYS_OLDUMOUNT #define __ARCH_WANT_SYS_SIGPENDING #define __ARCH_WANT_SYS_SIGPROCMASK 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 @@ #include <asm/uaccess.h> #include <asm/segment.h> -asmlinkage unsigned long old_mmap(unsigned long __user *args) -{ - unsigned long buffer[6]; - int err = -EFAULT; - - if (copy_from_user(&buffer, args, sizeof(buffer))) - goto out; - - err = -EINVAL; - if (buffer[5] & ~PAGE_MASK) /* verify that offset is on page boundary */ - goto out; - - err = sys_mmap_pgoff(buffer[0], buffer[1], buffer[2], buffer[3], - buffer[4], buffer[5] >> PAGE_SHIFT); -out: - return err; -} - asmlinkage long sys_mmap2(unsigned long addr, unsigned long len, unsigned long prot, unsigned long flags, unsigned long fd, unsigned long pgoff) |