linux-kernel - Re: [PATCH v4 2/9] clk: sunxi-ng: Remove the use of rational computations

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:   Thu, 20 Oct 2016 22:30:36 +0800
From:   Chen-Yu Tsai <wens@...e.org>
To:     Maxime Ripard <maxime.ripard@...e-electrons.com>
Cc:     Mike Turquette <mturquette@...libre.com>,
        Stephen Boyd <sboyd@...eaurora.org>,
        Chen-Yu Tsai <wens@...e.org>,
        linux-arm-kernel <linux-arm-kernel@...ts.infradead.org>,
        linux-kernel <linux-kernel@...r.kernel.org>,
        linux-clk <linux-clk@...r.kernel.org>,
        linux-sunxi <linux-sunxi@...glegroups.com>,
        Andre Przywara <andre.przywara@....com>
Subject: Re: [PATCH v4 2/9] clk: sunxi-ng: Remove the use of rational computations

On Tue, Oct 11, 2016 at 10:28 PM, Maxime Ripard
<maxime.ripard@...e-electrons.com> wrote:
> While the rational library works great, it doesn't really allow us to add
> more constraints, like the minimum.
>
> Remove that in order to be able to deal with the constraints we'll need.
>
> Signed-off-by: Maxime Ripard <maxime.ripard@...e-electrons.com>
> ---
>  drivers/clk/sunxi-ng/Kconfig    |  3 +--
>  drivers/clk/sunxi-ng/ccu_nkm.c  | 31 +++++++++-----------
>  drivers/clk/sunxi-ng/ccu_nkmp.c | 45 +++++++++++++---------------
>  drivers/clk/sunxi-ng/ccu_nm.c   | 54 +++++++++++++++++++++++++---------
>  4 files changed, 78 insertions(+), 55 deletions(-)
>

[...]

> diff --git a/drivers/clk/sunxi-ng/ccu_nkmp.c b/drivers/clk/sunxi-ng/ccu_nkmp.c
> index 9769dee99511..4b457d8cce11 100644
> --- a/drivers/clk/sunxi-ng/ccu_nkmp.c
> +++ b/drivers/clk/sunxi-ng/ccu_nkmp.c
> @@ -9,16 +9,15 @@
>   */
>
>  #include <linux/clk-provider.h>
> -#include <linux/rational.h>
>
>  #include "ccu_gate.h"
>  #include "ccu_nkmp.h"
>
>  struct _ccu_nkmp {
> -       unsigned long   n, max_n;
> -       unsigned long   k, max_k;
> -       unsigned long   m, max_m;
> -       unsigned long   p, max_p;
> +       unsigned long   n, min_n, max_n;
> +       unsigned long   k, min_k, max_k;
> +       unsigned long   m, min_m, max_m;
> +       unsigned long   p, min_p, max_p;

Wrong patch? Otherwise,

Acked-by: Chen-Yu Tsai <wens@...e.org>