From: "Mario Limonciello (AMD)" <superm1@kernel.org>
To: Alex Deucher <alexander.deucher@amd.com>,
"Rafael J . Wysocki" <rafael@kernel.org>
Cc: Samuel Zhang <guoqing.zhang@amd.com>,
amd-gfx@lists.freedesktop.org (open list:RADEON and AMDGPU DRM
DRIVERS),
linux-pm@vger.kernel.org (open list:HIBERNATION (aka Software
Suspend, aka swsusp)), Mario Limonciello <superm1@kernel.org>,
Ionut Nechita <ionut_n2001@yahoo.com>
Subject: [PATCH 0/3] Fixes for hybrid sleep
Date: Wed, 24 Sep 2025 15:52:08 -0500 [thread overview]
Message-ID: <20250924205211.1059571-1-superm1@kernel.org> (raw)
Ionut Nechita reported recently a hibernate failure, but in debugging
the issue it's actually not a hibernate failure; but a hybrid sleep
failure.
Multiple changes related to the change of when swap is disabled in
the suspend sequence contribute to the failure. See the individual
patches for details.
Link: https://gitlab.freedesktop.org/drm/amd/-/issues/4573
NOTE: I realize this is super late in the cycle, so sorry about that,
but I debugged it as fast as I could as soon as I heard about it.
If it needs to push out to the next cycle it is what it is.
As it touches two subsystems it either needs to go through linux-pm
or drm. I would suggest linux-pm with an Ack from Alex on the 3rd
patch.
Cc: Ionut Nechita <ionut_n2001@yahoo.com>
Mario Limonciello (3):
PM: hibernate: Fix hybrid-sleep
PM: hibernate: Add pm_hibernation_mode_is_suspend()
drm/amd: Fix hybrid sleep
drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c | 2 +-
include/linux/suspend.h | 2 ++
kernel/power/hibernate.c | 13 ++++++++++++-
3 files changed, 15 insertions(+), 2 deletions(-)
--
2.51.0
next reply other threads:[~2025-09-24 20:52 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-09-24 20:52 Mario Limonciello (AMD) [this message]
2025-09-24 20:52 ` [PATCH 1/3] PM: hibernate: Fix hybrid-sleep Mario Limonciello (AMD)
2025-09-25 15:30 ` kernel test robot
2025-09-24 20:52 ` [PATCH 2/3] PM: hibernate: Add pm_hibernation_mode_is_suspend() Mario Limonciello (AMD)
2025-09-25 15:30 ` kernel test robot
2025-09-24 20:52 ` [PATCH 3/3] drm/amd: Fix hybrid sleep Mario Limonciello (AMD)
2025-09-24 21:05 ` Deucher, Alexander
2025-09-25 13:56 ` [PATCH 0/3] Fixes for " Kenneth Crudup
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