From: Andrew Morton <akpm@linux-foundation.org>
To: mrungta@google.com
Cc: Mayank Rungta via B4 Relay
<devnull+mrungta.google.com@kernel.org>,
Wim Van Sebroeck <wim@linux-watchdog.org>,
Guenter Roeck <linux@roeck-us.net>,
Tzung-Bi Shih <tzungbi@kernel.org>,
Douglas Anderson <dianders@chromium.org>,
linux-kernel@vger.kernel.org, linux-watchdog@vger.kernel.org
Subject: Re: [PATCH 2/2] watchdog: pretimeout: Convert dump pretimeout governor to tristate
Date: Thu, 6 Aug 2026 16:44:26 -0700 [thread overview]
Message-ID: <20260806164426.beb8464cf72d31a79e68ac60@linux-foundation.org> (raw)
In-Reply-To: <20260730-export-cpu-backtrace-apis-v1-2-bace8e1cb817@google.com>
On Thu, 30 Jul 2026 15:00:22 -0700 Mayank Rungta via B4 Relay <devnull+mrungta.google.com@kernel.org> 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@linux-foundation.org>
next prev parent reply other threads:[~2026-08-06 23:44 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-07-30 22:00 [PATCH 0/2] watchdog: pretimeout: Allow building dump governor as module Mayank Rungta via B4 Relay
2026-07-30 22:00 ` [PATCH 1/2] nmi: Export CPU backtrace APIs for loadable modules Mayank Rungta via B4 Relay
2026-07-31 1:54 ` Doug Anderson
2026-08-06 21:40 ` Guenter Roeck
2026-08-06 23:44 ` Andrew Morton
2026-08-07 3:50 ` Guenter Roeck
2026-07-30 22:00 ` [PATCH 2/2] watchdog: pretimeout: Convert dump pretimeout governor to tristate Mayank Rungta via B4 Relay
2026-07-31 1:55 ` Doug Anderson
2026-08-01 12:38 ` Tzung-Bi Shih
2026-08-06 21:41 ` Guenter Roeck
2026-08-06 23:44 ` Andrew Morton [this message]
2026-08-07 3:50 ` Guenter Roeck
2026-07-30 22:50 ` [PATCH 0/2] watchdog: pretimeout: Allow building dump governor as module Andrew Morton
2026-07-30 23:39 ` Mayank Rungta
2026-07-31 21:01 ` Andrew Morton
2026-07-31 21:19 ` Guenter Roeck
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20260806164426.beb8464cf72d31a79e68ac60@linux-foundation.org \
--to=akpm@linux-foundation.org \
--cc=devnull+mrungta.google.com@kernel.org \
--cc=dianders@chromium.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-watchdog@vger.kernel.org \
--cc=linux@roeck-us.net \
--cc=mrungta@google.com \
--cc=tzungbi@kernel.org \
--cc=wim@linux-watchdog.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox