Re: [XenPPC] [patch] Added dev64.h file provided by linux include set but not by gcc include set

[Hollis Blanchard <hollisb@xxxxxxxxxx>]

On Wednesday 08 March 2006 13:50, Maria Butrico wrote:
> Signed off by Maria Butrico <butrico@xxxxxxxxxxxxxx>
> 
> summary:     Added dev64.h file provided by linux include set but not by gcc 
include set
> 
> diff -r 1b222c9ed5d6 -r 28ea10d90b23 xen/include/asm-ppc/div64.h
> --- /dev/null Thu Jan  1 00:00:00 1970 +0000
> +++ b/xen/include/asm-ppc/div64.h     Wed Mar  8 13:34:53 2006 -0500
> @@ -0,0 +1,18 @@
> +#ifndef __PPC_DIV64
> +#define __PPC_DIV64
> +
> +/* Copyright 2001 PPC64 Team, IBM Corp
> + *
> + * This program is free software; you can redistribute it and/or
> + * modify it under the terms of the GNU General Public License
> + * as published by the Free Software Foundation; either version
> + * 2 of the License, or (at your option) any later version.
> + */
> +
> +#define do_div(n,base) ({ \
> +     int __res; \
> +     __res = ((unsigned long) (n)) % (unsigned) (base); \
> +     (n) = ((unsigned long) (n)) / (unsigned) (base); \
> +     __res; })
> +
> +#endif

Hi Maria, I'm guessing this file came from an older (pre "powerpc" arch) Linux 
tree? The current linux/include/asm-powerpc/div64.h just uses 
asm-generic/div64.h, which uses __div64_32 which I think is provided to us by 
libgcc.

Could we copy asm-generic/div64.h instead?

-- 
Hollis Blanchard
IBM Linux Technology Center

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