linux-kernel - Re: [PATCH 1/3] input: gpio-keys: Remove extra call to input

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]

Message-ID: <YEJ7DD3rLAh3Twdl@google.com>
Date:   Fri, 5 Mar 2021 10:40:12 -0800
From:   Dmitry Torokhov <dmitry.torokhov@...il.com>
To:     Paul Cercueil <paul@...pouillou.net>
Cc:     od@...c.me, linux-input@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/3] input: gpio-keys: Remove extra call to input_sync

On Fri, Mar 05, 2021 at 05:01:09PM +0000, Paul Cercueil wrote:
> The input_sync() function will already be called within
> gpio_keys_gpio_report_event(), so there's no need to call it again after
> the loop in gpio_keys_report_state().

I'd probably go other way around and remove the sync from
gpio_keys_report_state() and add one to gpio_keys_gpio_work_func() so
that we do not have to send bunch of input_sync() when there are several
keys/buttons.

Thanks.

-- 
Dmitry