linux-kernel - Re: [PATCH] kernel/panic: Use SYSTEM

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Message-ID: <20190516182949.GD10985@darkstar.musicnaut.iki.fi>
Date:   Thu, 16 May 2019 21:29:49 +0300
From:   Aaro Koskinen <aaro.koskinen@....fi>
To:     Prasad Sodagudi <psodagud@...eaurora.org>
Cc:     sudeep.holla@....com, julien.thierry@....com, will.deacon@....com,
        catalin.marinas@....com, mark.rutland@....com,
        lorenzo.pieralisi@....com, akpm@...ux-foundation.org,
        linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH] kernel/panic: Use SYSTEM_RESET2 command for warm reset

Hi,

On Wed, May 08, 2019 at 06:47:12PM -0700, Prasad Sodagudi wrote:
> Some platforms may need warm reboot support when kernel crashed
> for post mortem analysis instead of cold reboot. So use config
> CONFIG_WARM_REBOOT_ON_PANIC and SYSTEM_RESET2 psci command
> support for warm reset.

Please see commit b287a25a7148 - you can now use kernel command
line option reboot=panic_warm to get this.

A.