17854f1c81
25833-32on64-bogus-pt_base-adjust.patch 25835-adjust-rcu-lock-domain.patch 25836-VT-d-S3-MSI-resume.patch 25850-tmem-xsa-15-1.patch 25851-tmem-xsa-15-2.patch 25852-tmem-xsa-15-3.patch 25853-tmem-xsa-15-4.patch 25854-tmem-xsa-15-5.patch 25855-tmem-xsa-15-6.patch 25856-tmem-xsa-15-7.patch 25857-tmem-xsa-15-8.patch 25858-tmem-xsa-15-9.patch 25859-tmem-missing-break.patch 25860-tmem-cleanup.patch 25861-x86-early-fixmap.patch 25862-sercon-non-com.patch 25863-sercon-ehci-dbgp.patch 25864-sercon-unused.patch 25866-sercon-ns16550-pci-irq.patch 25867-sercon-ns16550-parse.patch 25874-x86-EFI-chain-cfg.patch 25909-xenpm-consistent.patch OBS-URL: https://build.opensuse.org/package/show/Virtualization/xen?expand=0&rev=201
17 lines
569 B
Diff
17 lines
569 B
Diff
Change default IO-APIC ack mode for single IO-APIC systems to old-style.
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--- a/xen/arch/x86/io_apic.c
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+++ b/xen/arch/x86/io_apic.c
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@@ -2013,7 +2013,10 @@ void __init setup_IO_APIC(void)
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io_apic_irqs = ~PIC_IRQS;
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printk("ENABLING IO-APIC IRQs\n");
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- printk(" -> Using %s ACK method\n", ioapic_ack_new ? "new" : "old");
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+ if (!directed_eoi_enabled && !ioapic_ack_forced) {
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+ ioapic_ack_new = (nr_ioapics > 1);
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+ printk(" -> Using %s ACK method\n", ioapic_ack_new ? "new" : "old");
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+ }
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/*
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* Set up IO-APIC IRQ routing.
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