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[PATCH 15/19] xen/arm: Resume Dom0 after Xen resumes
- To: "xen-devel@xxxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxxx>
- From: Mykyta Poturai <Mykyta_Poturai@xxxxxxxx>
- Date: Fri, 7 Oct 2022 10:32:50 +0000
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- 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 10:33:10 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
- Thread-index: AQHY2jgmyrQmtGIhpEijBSu3iT5A5w==
- Thread-topic: [PATCH 15/19] xen/arm: Resume Dom0 after Xen resumes
From: Mirela Simonovic <mirela.simonovic@xxxxxxxxxx>
The resume of Dom0 should always follow Xen's resume. This is
done by unblocking the first vCPU of Dom0.
Signed-off-by: Mirela Simonovic <mirela.simonovic@xxxxxxxxxx>
Signed-off-by: Saeed Nowshadi <saeed.nowshadi@xxxxxxxxxx>
---
xen/arch/arm/suspend.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/xen/arch/arm/suspend.c b/xen/arch/arm/suspend.c
index 13d1aba658..4a690eac3b 100644
--- a/xen/arch/arm/suspend.c
+++ b/xen/arch/arm/suspend.c
@@ -206,6 +206,9 @@ resume_nonboot_cpus:
system_state = SYS_STATE_active;
dsb(sy);
+ /* Wake-up hardware domain (should always resume after Xen) */
+ vcpu_unblock(hardware_domain->vcpu[0]);
+
return status;
}
--
2.37.1
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