05bedd5488
named ext" xm-create-xflag.patch - Fix xen-utils to cope with xen-unstable c/s 21483 - xz-devel is available since 11.2, make it optional for SLES11SP1 - bnc#665610 - xm console > 1 to same VM messes up both consoles Upstream rejected due to portability concern, see http://lists.xensource.com/archives/html/xen-devel/2011-02/msg00942.html xenconsole-no-multiple-connections.patch - Enable support for kernel decompression for gzip, bzip2, and LZMA so that kernels compressed with any of these methods can be launched. - Update to Xen 4.1.0 c/s 22861 OBS-URL: https://build.opensuse.org/package/show/Virtualization/xen?expand=0&rev=102
25 lines
839 B
Diff
25 lines
839 B
Diff
Change default IO-APIC ack mode for single IO-APIC systems to old-style.
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Index: xen-4.1.0-testing/xen/arch/x86/io_apic.c
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===================================================================
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--- xen-4.1.0-testing.orig/xen/arch/x86/io_apic.c
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+++ xen-4.1.0-testing/xen/arch/x86/io_apic.c
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@@ -1546,7 +1546,7 @@ static unsigned int startup_level_ioapic
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return 0; /* don't check for pending */
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}
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-int __read_mostly ioapic_ack_new = 1;
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+int __read_mostly ioapic_ack_new = -1;
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static void setup_ioapic_ack(char *s)
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{
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if ( !strcmp(s, "old") )
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@@ -2053,6 +2053,8 @@ void __init setup_IO_APIC(void)
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else
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io_apic_irqs = ~PIC_IRQS;
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+ if (ioapic_ack_new < 0)
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+ ioapic_ack_new = (nr_ioapics > 1);
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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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