[PATCH] Add ipc.h for aarch64

[Christoph Hellwig]

On Tue, Oct 21, 2014 at 10:52:44AM +0100, Marcus Shawcroft wrote:
> On 21 October 2014 09:35, Alan Hayward <alan.hayward@arm.com> wrote:
> > Copied sysdeps/unix/sysv/linux/mips/bits/ipc.h to (new file)
> 
> We are currently using sysdeps/unix/sysv/linux/bits/ipc.h, I'd prefer
> we took a copy of that file and changed:
> 
> unsigned short int mode;            /* Read/write permission.  */
> unsigned short int __pad1;
> ->
> unsigned int mode;            /* Read/write permission.  */
> 
> Rather than take the other changes present in the mips file.

Given that Marcus mentioned that all 64-bit BE Linux targets want
a 32-bit mode field, how about making a change to
sysdeps/unix/sysv/linux/bits/ipc.h so that it can be used as-is for all
these targets?