[PATCH 1/1] Revert "PM: ACPI: reboot: Use S5 for reboot"

Jeff Lane jeffrey.lane at canonical.com
Fri Mar 25 19:56:34 UTC 2022

From: Josef Bacik <josef at toxicpanda.com>

BugLink: https://bugs.launchpad.net/bugs/1917471

This reverts commit d60cd06331a3566d3305b3c7b566e79edf4e2095.

This patch causes a panic when rebooting my Dell Poweredge r440.  I do
not have the full panic log as it's lost at that stage of the reboot and
I do not have a serial console.  Reverting this patch makes my system
able to reboot again.

Signed-off-by: Josef Bacik <josef at toxicpanda.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki at intel.com>
(cherry picked from commit 9d3fcb28f9b9750b474811a2964ce022df56336e)
Signed-off-by: Jeff Lane <jeffrey.lane at canonical.com>
 kernel/reboot.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/kernel/reboot.c b/kernel/reboot.c
index 838e4310e01c..ac19159d7158 100644
--- a/kernel/reboot.c
+++ b/kernel/reboot.c
@@ -244,8 +244,6 @@ void migrate_to_reboot_cpu(void)
 void kernel_restart(char *cmd)
-	if (pm_power_off_prepare)
-		pm_power_off_prepare();
 	if (!cmd)

More information about the kernel-team mailing list