From 382a3cd59e24e452f94717bc9ccab053d634a48f Mon Sep 17 00:00:00 2001 From: Mayank Rungta Date: Thu, 30 Jul 2026 15:00:22 -0700 Subject: [PATCH] watchdog: pretimeout: Convert dump pretimeout governor to tristate 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. Signed-off-by: Mayank Rungta Reviewed-by: Douglas Anderson Reviewed-by: Tzung-Bi Shih Acked-by: Guenter Roeck Reviewed-by: Andrew Morton Link: https://lore.kernel.org/r/20260730-export-cpu-backtrace-apis-v1-2-bace8e1cb817@google.com Signed-off-by: Guenter Roeck --- drivers/watchdog/Kconfig | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/watchdog/Kconfig b/drivers/watchdog/Kconfig index aaa41ce7dd55..f7d0a0c2c0ef 100644 --- a/drivers/watchdog/Kconfig +++ b/drivers/watchdog/Kconfig @@ -99,8 +99,8 @@ config WATCHDOG_PRETIMEOUT_GOV_SEL if WATCHDOG_PRETIMEOUT_GOV config WATCHDOG_PRETIMEOUT_GOV_DUMP - bool "Dump watchdog pretimeout governor" - depends on WATCHDOG_CORE=y + tristate "Dump watchdog pretimeout governor" + depends on WATCHDOG_CORE default WATCHDOG_CORE help Dump watchdog pretimeout governor, all cpu backtrace is