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Commit 41d88d55 authored by Christoph Hellwig's avatar Christoph Hellwig Committed by Linus Torvalds
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cris: kill sys_pipe implementation 



The cris implementation of sys_pipe only differs from the generic one
by taking the BKL before calling do_pipe which isn't not nessecary.

Just kill the cris implementation and use the generic one.

Signed-off-by: default avatarChristoph Hellwig <hch@lst.de>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent a8f43ee7

arch/cris/kernel/sys_cris.c

+0 −22
Original line number Diff line number Diff line
@@ -27,28 +27,6 @@ 
#include <asm/uaccess.h>

#include <asm/segment.h>



/*

 * 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 __user * fildes)

{

        int fd[2];

        int error;



        lock_kernel();

        error = do_pipe(fd);

        unlock_kernel();

        if (!error) {

                if (copy_to_user(fildes, fd, 2*sizeof(int))) {

			sys_close(fd[0]);

			sys_close(fd[1]);

                        error = -EFAULT;

		}

        }

        return error;

}



/* common code for old and new mmaps */

static inline long

do_mmap2(unsigned long addr, unsigned long len, unsigned long prot,