From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 8768223CF12; Thu, 18 Sep 2025 03:45:06 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1758167106; cv=none; b=VFfIhgpSH+AO2fFY0gPyG0PDqjkmPWfFoTtELKcSSFtVXEGB9MlUL3ejslIT9tGHShAAkEJYkHuP93Iv6u9gznrXiB24bt8EgtNfGvQ3ONI2LqLZA6tZBNA3ID/NPzOoVhkGl+aUOngKKRYr/91nVeDkzMldOHw7rMQ79kAv29Q= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1758167106; c=relaxed/simple; bh=m7rgZLpeSgEmveLrF8Ska/jFP1xW3PKkJJXRlRl9hps=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=WzH/icEhjSme6zHQhaasXKL0nmomRoGNwXt0GsB0DPC6Af9eXiQp1kukfZt2qBAgZzaY7PD3xldiDGgxQnfB9QCo+K6WQnfxtd6gEIgnb5JPc8fMVc200OBOLtvlrsStUlnerSmM0jrp1wj+su0AowptB1f8RPM5wBnDTgoeF9g= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=DAbxWxUD; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="DAbxWxUD" Received: by smtp.kernel.org (Postfix) with ESMTPSA id A10E9C4CEE7; Thu, 18 Sep 2025 03:45:04 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1758167106; bh=m7rgZLpeSgEmveLrF8Ska/jFP1xW3PKkJJXRlRl9hps=; h=From:To:Cc:Subject:Date:From; b=DAbxWxUDg6CUED38KOp4D3IqP0/F6J37xhZ0HzMw9eX7hXyrKGvn9NFV6OZZgu06j n3/Wt2tP47pRw6qx83iEV55dgbuf+bXOcFwTwGD+d4ZIjelbK1MIygk6tDwY8hzsGN qYQUcRTVPfJtreH1TXFIxtC7WdUso5sq+AP5ebRDo7/wW2Wrm6TndkowXKIuJ6Ajfu nKZvDAmhpSjQSsJ3rMjUBDcO8TOjMblAVuqjlePYJNwNrRqPA6/81I+VLBTiNIKTiB hJwrOgp5t1n6Ub2o0Zc1OYXG7HevVAPkl0YEMY0+ydy1uBv+8ZiLByG+ebwC6N8xFF ZQ7JuZXeC9QMQ== From: "Mario Limonciello (AMD)" To: "Rafael J . Wysocki" , Greg Kroah-Hartman , Danilo Krummrich , Bjorn Helgaas Cc: Pavel Machek , Len Brown , =?UTF-8?q?Christian=20K=C3=B6nig?= , linux-pm@vger.kernel.org (open list:HIBERNATION (aka Software Suspend, aka swsusp)), linux-scsi@vger.kernel.org (open list:SCSI SUBSYSTEM), linux-usb@vger.kernel.org (open list:USB SUBSYSTEM), AceLan Kao , Kai-Heng Feng , Mark Pearson , =?UTF-8?q?Merthan=20Karaka=C5=9F?= , Eric Naim , "Guilherme G . Piccoli" , "Mario Limonciello (AMD)" Subject: [PATCH v8 0/4] Introduce and plumb PMSG_POWEROFF Date: Wed, 17 Sep 2025 22:44:23 -0500 Message-ID: <20250918034427.3226217-1-superm1@kernel.org> X-Mailer: git-send-email 2.43.0 Precedence: bulk X-Mailing-List: linux-pm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit I've been working on a series that uses the hibernate flows (S4) during shutdown (S5) [1], but it's a bit risky because it has changes all around the kernel. To mitigate risk Rafael suggested [2] to split the series into 3 parts across different kernel cycles. Here is the first part, which just introduces a PMSG_POWEROFF event and uses it in any driver that manipulates PM events. There are no functional changes for these changes and this series is intended for 6.18. Link: https://lore.kernel.org/linux-pm/20250909191619.2580169-1-superm1@kernel.org/ [1] Link: https://lore.kernel.org/linux-pm/CAJZ5v0jHKp7c7dSQMZr5tmQOV6=fHOygTf-YG6Gx9YmurA9cTA@mail.gmail.com/ [2] Mario Limonciello (AMD) (4): PM: Introduce new PMSG_POWEROFF event scsi: Add PM_EVENT_POWEROFF into suspend callbacks usb: sl811-hcd: Add PM_EVENT_POWEROFF into suspend callbacks USB: Pass PMSG_POWEROFF event to suspend_common() drivers/base/power/main.c | 7 +++++++ drivers/scsi/mesh.c | 1 + drivers/scsi/stex.c | 1 + drivers/usb/core/hcd-pci.c | 11 ++++++++++- drivers/usb/host/sl811-hcd.c | 1 + include/linux/pm.h | 3 +++ include/trace/events/power.h | 3 ++- 7 files changed, 25 insertions(+), 2 deletions(-) -- 2.51.0