25 lines
900 B
Diff
25 lines
900 B
Diff
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# HG changeset patch
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# User Keir Fraser <keir.fraser@citrix.com>
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# Date 1284395845 -3600
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# Node ID a254d1236c1a52264beb0253352ef64d65a98eb3
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# Parent f0a1229cb0a6505f3240ac59a3bb6ade2acfa1a2
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Fix serial interrupt's destination
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Lowest Priority can't use with invalid cpu_mask, and the default value
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of CPU_MASK_ALL may cover CPU which wasn't online.
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From: "Yang, Sheng" <sheng.yang@intel.com>
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Signed-off-by: Keir Fraser <keir.fraser@citrix.com>
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--- a/xen/arch/x86/smpboot.c
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+++ b/xen/arch/x86/smpboot.c
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@@ -1602,7 +1602,7 @@ void __init smp_intr_init(void)
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irq_vector[irq] = FIRST_HIPRIORITY_VECTOR + seridx + 1;
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per_cpu(vector_irq, cpu)[FIRST_HIPRIORITY_VECTOR + seridx + 1] = irq;
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irq_cfg[irq].vector = FIRST_HIPRIORITY_VECTOR + seridx + 1;
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- irq_cfg[irq].domain = (cpumask_t)CPU_MASK_ALL;
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+ irq_cfg[irq].domain = cpu_online_map;
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}
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/* IPI for cleanuping vectors after irq move */
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