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m32r: use generic sys_pipe

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m32r can use the generic sys_pipe implementation.

The current sys_pipe implementation on m32r only differes from the
generic one by passing a lot of additional unused registers to sys_pipe.

Reviewed and tested by Hirokazu Takata.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Acked-by: Hirokazu Takata <takata@linux-m32r.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Christoph Hellwig 2008-05-09 14:44:02 +02:00 committed by Linus Torvalds
parent 41d88d55b2
commit 9b013c2820
1 changed files with 0 additions and 23 deletions
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23
arch/m32r/kernel/sys_m32r.c
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@ -76,29 +76,6 @@ asmlinkage int sys_tas(int __user *addr)
return oldval;
}
/*
* sys_pipe() is the normal C calling standard for creating
* a pipe. It's not the way Unix traditionally does this, though.
*/
asmlinkage int
sys_pipe(unsigned long r0, unsigned long r1, unsigned long r2,
unsigned long r3, unsigned long r4, unsigned long r5,
unsigned long r6, struct pt_regs regs)
{
int fd[2];
int error;
error = do_pipe(fd);
if (!error) {
if (copy_to_user((void __user *)r0, fd, 2*sizeof(int))) {
sys_close(fd[0]);
sys_close(fd[1]);
error = -EFAULT;
}
}
return error;
}
asmlinkage long sys_mmap2(unsigned long addr, unsigned long len,
unsigned long prot, unsigned long flags,
unsigned long fd, unsigned long pgoff)