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[Xen-devel] [PATCH] x86: fix dom0 S3 when x2apic is used.

To: Keir Fraser <keir.fraser@xxxxxxxxxxxxx>
Subject: [Xen-devel] [PATCH] x86: fix dom0 S3 when x2apic is used.
From: "Cui, Dexuan" <dexuan.cui@xxxxxxxxx>
Date: Thu, 18 Mar 2010 17:22:25 +0800
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Thread-topic: [PATCH] x86: fix dom0 S3 when x2apic is used.
1) Some variables and functions in xen/arch/x86/genapic/x2apic.c should not be
marked with __init* as they will be used during s3 resume;
2) In do_suspend_lowlevel -> restore_rest_processor_state -> mcheck_init,
lapic is accessed, but x2apic hasn't been re-enabled yet (x2apic is re-enabled()
in device_power_up -> lapic_resume). The patch moves mcheck_init to a later

-- Dexuan

Attachment: fix_s3_when_x2apic_is_enabled.patch
Description: fix_s3_when_x2apic_is_enabled.patch

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