linux-kernel - Re: [PATCH] tty: serial: qcom_geni_serial: Don't slow all ports just for kgdb

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: <153972321308.5275.4720449474527347628@swboyd.mtv.corp.google.com>
Date:   Tue, 16 Oct 2018 13:53:33 -0700
From:   Stephen Boyd <sboyd@...nel.org>
To:     Douglas Anderson <dianders@...omium.org>,
        gregkh@...uxfoundation.org
Cc:     msavaliy@...eaurora.org, linux-arm-msm@...r.kernel.org,
        alokc@...eaurora.org, mka@...omium.org, evgreen@...omium.org,
        Douglas Anderson <dianders@...omium.org>,
        linux-kernel@...r.kernel.org, linux-serial@...r.kernel.org,
        Jiri Slaby <jslaby@...e.com>
Subject: Re: [PATCH] tty: serial: qcom_geni_serial: Don't slow all ports just for kgdb

Quoting Douglas Anderson (2018-10-15 13:44:24)
> If you turn on CONFIG_KGDB then you'll get CONFIG_CONSOLE_POLL
> selected.
> 
> If you have CONFIG_CONSOLE_POLL selected then the GENI serial driver
> was setting RX_BYTES_PW to 1 for _all_ UART ports.
> 
> This doesn't seem like such a good idea.  Let's only set RX_BYTES_PW
> to 1 for the console port.
> 
> Signed-off-by: Douglas Anderson <dianders@...omium.org>
> ---

Reviewed-by: Stephen Boyd <swboyd@...omium.org>