Re: [PATCH 2/2] watchdog: pretimeout: Convert dump pretimeout governor to tristate

[Andrew Morton]

On Thu, 30 Jul 2026 15:00:22 -0700 Mayank Rungta via B4 Relay <devnull+mrungta.google.com@xxxxxxxxxx> wrote:

> Commit 645ad41da8b2 ("watchdog: pretimeout: Add "dump" pretimeout
> governor") added the "dump" watchdog pretimeout governor, but restricted
> it to built-in code because trigger_all_cpu_backtrace() was not exported
> to loadable modules.
> 
> Now that CPU backtrace APIs are supported for loadable kernel modules
> via cpumask_backtrace(), convert WATCHDOG_PRETIMEOUT_GOV_DUMP to
> tristate. This allows kernels to deliver the pretimeout governor as a
> loadable kernel module.

Reviewed-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>