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author | Al Viro <viro@zeniv.linux.org.uk> | 2009-11-30 17:37:04 -0500 |
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committer | Al Viro <viro@zeniv.linux.org.uk> | 2009-12-11 06:44:29 -0500 |
commit | f8b7256096a20436f6d0926747e3ac3d64c81d24 (patch) | |
tree | 18bcabd1de263bd2d0f8d6b763bde8b037716c5c /arch/avr32/kernel/sys_avr32.c | |
parent | 0067bd8a55862ac9dd212bd1c4f6f5bff1ca1301 (diff) | |
download | op-kernel-dev-f8b7256096a20436f6d0926747e3ac3d64c81d24.zip op-kernel-dev-f8b7256096a20436f6d0926747e3ac3d64c81d24.tar.gz |
Unify sys_mmap*
New helper - sys_mmap_pgoff(); switch syscalls to using it.
Acked-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'arch/avr32/kernel/sys_avr32.c')
-rw-r--r-- | arch/avr32/kernel/sys_avr32.c | 31 |
1 files changed, 0 insertions, 31 deletions
diff --git a/arch/avr32/kernel/sys_avr32.c b/arch/avr32/kernel/sys_avr32.c index 5d2daea..459349b 100644 --- a/arch/avr32/kernel/sys_avr32.c +++ b/arch/avr32/kernel/sys_avr32.c @@ -5,39 +5,8 @@ * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. */ -#include <linux/errno.h> -#include <linux/fs.h> -#include <linux/file.h> -#include <linux/mm.h> #include <linux/unistd.h> -#include <asm/mman.h> -#include <asm/uaccess.h> -#include <asm/syscalls.h> - -asmlinkage long sys_mmap2(unsigned long addr, unsigned long len, - unsigned long prot, unsigned long flags, - unsigned long fd, off_t offset) -{ - int error = -EBADF; - struct file *file = NULL; - - flags &= ~(MAP_EXECUTABLE | MAP_DENYWRITE); - if (!(flags & MAP_ANONYMOUS)) { - file = fget(fd); - if (!file) - return error; - } - - down_write(¤t->mm->mmap_sem); - error = do_mmap_pgoff(file, addr, len, prot, flags, offset); - up_write(¤t->mm->mmap_sem); - - if (file) - fput(file); - return error; -} - int kernel_execve(const char *file, char **argv, char **envp) { register long scno asm("r8") = __NR_execve; |