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Re: [Xen-devel] Re: [PATCH] x86: fix the potential of encountering panic
| To: | Ingo Molnar <mingo@xxxxxxx> |
|---|---|
| Subject: | Re: [Xen-devel] Re: [PATCH] x86: fix the potential of encountering panic "IO-APIC + timer doesn't work! ..." |
| From: | Keir Fraser <keir.fraser@xxxxxxxxxxxxx> |
| Date: | Fri, 12 Dec 2008 09:37:15 +0000 |
| Cc: | xen-devel@xxxxxxxxxxxxxxxxxxx |
| Delivery-date: | Fri, 12 Dec 2008 01:37:35 -0800 |
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| Thread-topic: | [Xen-devel] Re: [PATCH] x86: fix the potential of encountering panic "IO-APIC + timer doesn't work! ..." |
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On 12/12/2008 09:24, "Ingo Molnar" <mingo@xxxxxxx> wrote: >>> note that we had to revert that eventually. The real solution is an >>> array of fixes from Maciej spread out over many months. >> >> Does it do more harm than good on some systems, or is it simply not a >> comprehensive fix? > > more harm than good - fixes some, breaks others. Have a look at the > latest upstream io_apic.c, that has it all settled down reasonably well. Thanks, Ingo. Jan: Do you agree we should revert the io_apic.c changes, but keep your addition of an explicit local_irq_enable() to __start_xen()? -- Keir _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel |
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