Re: [PATCH v4 2/2] tty/sysrq: Dump printk ring buffer messages via sysrq

From: John Ogness
Date: Thu Feb 01 2024 - 06:29:48 EST


On 2024-02-01, Sreenath Vijayan <sreenath.vijayan@xxxxxxxx> wrote:
> When terminal is unresponsive, one cannot use dmesg to view printk
> ring buffer messages. Also, syslog services may be disabled,
> to check the messages after a reboot, especially on embedded systems.
> In this scenario, dump the printk ring buffer messages via sysrq
> by pressing sysrq+D.
>
> Signed-off-by: Sreenath Vijayan <sreenath.vijayan@xxxxxxxx>
> Signed-off-by: Shimoyashiki Taichi <taichi.shimoyashiki@xxxxxxxx>

Reviewed-by: John Ogness <john.ogness@xxxxxxxxxxxxx>