[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[PATCH 06/19] xen/arm: Freeze domains on suspend and thaw them on resume
- To: "xen-devel@xxxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxxx>
- From: Mykyta Poturai <Mykyta_Poturai@xxxxxxxx>
- Date: Fri, 7 Oct 2022 10:32:48 +0000
- Accept-language: en-US
- Arc-authentication-results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=epam.com; dmarc=pass action=none header.from=epam.com; dkim=pass header.d=epam.com; arc=none
- Arc-message-signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector9901; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-AntiSpam-MessageData-ChunkCount:X-MS-Exchange-AntiSpam-MessageData-0:X-MS-Exchange-AntiSpam-MessageData-1; bh=6liqUes5WMbS739XSwLeXIGXWML/GuvqIhUsXx7+7IM=; b=fP4JoQPQA2FccAwNm1b7qcOB70DU262DZcuZdnv/99lIJJGzJnO4P1mxx5LVWG7k8eA+9XwIko8Qd3agM4Hcfa3W57rgfhpGNXbpdgU2KGzDX1uhaJ6Ciq9hNurpsnJPpWImgIM9BbU3ujgP+d4kWV9e5pQIDmhdu1eU1demyHhoiU2euf3IqtP+6AtpEnPoUNtH7LmkmvXYqEkHkW02N9g8NBbRvW0rk+mCTGPABC98VZcmKcdM1hTnpyx0gUBaraqzgpltI9hXHn19FnBRuBgY94V//U8OHRJM51hNmSsrshOY4sTraX18oaTplEf4xqjwWFbpWCHhc/JBvDWIMg==
- Arc-seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=AAWF34F6/1Z5NFhIU92EsNIuKvAHCkW0l1ZAL3J9XHQzNKRfa/+eXBlOItUEu1EuNuHhqgLyYYpZZ0OPwWVamACto75Odu7V5Snc8lRqch0MFgZisrtZ6/vTAebVIrW7Mct2ZOPeuduiUFDXIxmpCXNLsC2q18GiR6ggMcEeLbEDanhyOs3cC5sOUan5AiSovel6icOwDHUdWD6WmWPPeqdRei9s9pQpszojji9kFALNUjo/8iOoH9JnLqk5xXytRctwA5IHoWAxQWuZ4lzVHoWLc2GDhnhjw02jMu+FloO1BMe7yKJvneTkh0lFi2xYBkdLBtBBn035Ekf5T8FMNg==
- Cc: Mirela Simonovic <mirela.simonovic@xxxxxxxxxx>, Stefano Stabellini <sstabellini@xxxxxxxxxx>, Julien Grall <julien@xxxxxxx>, Volodymyr Babchuk <Volodymyr_Babchuk@xxxxxxxx>, Bertrand Marquis <bertrand.marquis@xxxxxxx>, Saeed Nowshadi <saeed.nowshadi@xxxxxxxxxx>
- Delivery-date: Fri, 07 Oct 2022 10:33:04 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
- Thread-index: AQHY2jgk49iXxKVTXku3T5cqXu57kw==
- Thread-topic: [PATCH 06/19] xen/arm: Freeze domains on suspend and thaw them on resume
From: Mirela Simonovic <mirela.simonovic@xxxxxxxxxx>
Freeze and thaw of domains is reused as implemented for x86. In
addition, system_state variable is updated to represent the actual
state of the system.
Signed-off-by: Mirela Simonovic <mirela.simonovic@xxxxxxxxxx>
Signed-off-by: Saeed Nowshadi <saeed.nowshadi@xxxxxxxxxx>
---
xen/arch/arm/suspend.c | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/xen/arch/arm/suspend.c b/xen/arch/arm/suspend.c
index b09bf319d0..2b94816b63 100644
--- a/xen/arch/arm/suspend.c
+++ b/xen/arch/arm/suspend.c
@@ -137,6 +137,14 @@ static long system_suspend(void *data)
{
BUG_ON(system_state != SYS_STATE_active);
+ system_state = SYS_STATE_suspend;
+ freeze_domains();
+
+ system_state = SYS_STATE_resume;
+
+ thaw_domains();
+ system_state = SYS_STATE_active;
+
return -ENOSYS;
}
--
2.37.1
|
