On Sun, Aug 2, 2009 at 09:47, Julia Lawall <[email protected]> wrote:
> From: Julia Lawall <[email protected]>
>
> The kernel.h macro DIV_ROUND_CLOSEST performs the computation (x + d/2)/d
> but is perhaps more readable.

Thanks, applied.

> The semantic patch that makes this change is as follows:
> (http://www.emn.fr/x-info/coccinelle/)
>
> // <smpl>
> @haskernel@
> @@
>
> #include <linux/kernel.h>
>
> @depends on haskernel@
> expression x,__divisor;
> @@
>
> - (((x) + ((__divisor) / 2)) / (__divisor))
> + DIV_ROUND_CLOSEST(x,__divisor)
> // </smpl>
>
> Signed-off-by: Julia Lawall <[email protected]>
>
> ---
>  arch/m68k/amiga/config.c            |    2 +-
>  1 files changed, 1 insertions(+), 1 deletions(-)
>
> diff --git a/arch/m68k/amiga/config.c b/arch/m68k/amiga/config.c
> index 6e56275..002b9b0 100644
> --- a/arch/m68k/amiga/config.c
> +++ b/arch/m68k/amiga/config.c
> @@ -480,7 +480,7 @@ static void __init amiga_sched_init(irq_handler_t 
> timer_routine)
>        static struct resource sched_res = {
>                .name = "timer", .start = 0x00bfd400, .end = 0x00bfd5ff,
>        };
> -       jiffy_ticks = (amiga_eclock+HZ/2)/HZ;
> +       jiffy_ticks = DIV_ROUND_CLOSEST(amiga_eclock, HZ);
>
>        if (request_resource(&mb_resources._ciab, &sched_res))
>                printk("Cannot allocate ciab.ta{lo,hi}\n");
>



-- 
Gr{oetje,eeting}s,

                                                Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- [email protected]

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                                            -- Linus Torvalds
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