linux-kernel - Re: [PATCH] HID: simplify implement() a bit

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Message-ID: <CAD=FV=UuiHGEeAq_265tBK0vmeZcdFcfs+Z7R54m=JcmmW-zAA@mail.gmail.com>
Date:	Wed, 6 Apr 2016 14:31:18 -0700
From:	Doug Anderson <dianders@...omium.org>
To:	Dmitry Torokhov <dmitry.torokhov@...il.com>
Cc:	Jiri Kosina <jikos@...nel.org>,
	Benjamin Tissoires <benjamin.tissoires@...hat.com>,
	"linux-input@...r.kernel.org" <linux-input@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] HID: simplify implement() a bit

Dmitry,

On Wed, Apr 6, 2016 at 10:19 AM, Dmitry Torokhov
<dmitry.torokhov@...il.com> wrote:
> The 'size' variable is not really needed, and we can also shift constant
> in the loop body when masking off existing bits.
>
> Also we do not have to us 64 bit calculations if we take an extra
> branch.
>
> Suggested-by: Doug Anderson <dianders@...omium.org>
> Signed-off-by: Dmitry Torokhov <dmitry.torokhov@...il.com>
> ---
>  drivers/hid/hid-core.c | 33 +++++++++++++++------------------
>  1 file changed, 15 insertions(+), 18 deletions(-)

Reviewed-by: Douglas Anderson <dianders@...omium.org>