800917b5a2
- Update to Xen 4.1.2_rc2 c/s 23152 - bnc#716695 - domUs using tap devices will not start updated multi-xvdp.patch - Upstream patches from Jan 23803-intel-pmu-models.patch 23800-x86_64-guest-addr-range.patch 23795-intel-ich10-quirk.patch 23804-x86-IPI-counts.patch - bnc#706106 - Inconsistent reporting of VM names during migration xend-migration-domname-fix.patch - bnc#712823 - L3:Xen guest does not start reliable when rebooted xend-vcpu-affinity-fix.patch OBS-URL: https://build.opensuse.org/package/show/Virtualization/xen?expand=0&rev=143
28 lines
809 B
Diff
28 lines
809 B
Diff
# HG changeset patch
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# User Keir Fraser <keir@xen.org>
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# Date 1301132521 0
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# Node ID 48dac730a93b27ff60a340564e9a7afd7f9385f4
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# Parent 8f001d864fefac689b7662bc9979eaddf4fd6e9c
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x86: __pirq_guest_eoi() must check it is called for a fully
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guest-bound irq before accessing desc->action.
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Signed-off-by: Keir Fraser <keir@xen.org>
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Index: xen-4.1.2-testing/xen/arch/x86/irq.c
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===================================================================
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--- xen-4.1.2-testing.orig/xen/arch/x86/irq.c
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+++ xen-4.1.2-testing/xen/arch/x86/irq.c
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@@ -1032,6 +1032,12 @@ static void __pirq_guest_eoi(struct doma
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return;
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}
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+ if ( !(desc->status & IRQ_GUEST) )
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+ {
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+ spin_unlock_irq(&desc->lock);
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+ return;
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+ }
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+
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action = (irq_guest_action_t *)desc->action;
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irq = desc - irq_desc;
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