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Groups > linux.kernel > #1511362
| From | Thomas Gleixner <tglx@linutronix.de> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: 4.8.2 not booting in 32-bit VM without I/O-APIC |
| Date | 2016-10-28 21:10 +0200 |
| Message-ID | <sxkHn-3Tx-1@gated-at.bofh.it> (permalink) |
| References | <sxkxH-3Bi-1@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
On Fri, 28 Oct 2016, Michal Necasek wrote: > > Sorry if I wasn't clear. No, it doesn't work for us. The ff8560512b8d > commit fixes the APIC poking on machines where there is no local APIC > available (and thus fixes the committer's machine), but it doesn't work > in our case, where there is a local APIC but no I/O APIC, no ACPI MADT, > and no MP tables. > In other words, for us boot_cpu_has(X86_FEATURE_APIC) is true but the > APIC has not been set up yet because init_apic_mappings() hasn't been > run. Gah. Sorry, misunderstood you. Lemme stare in the code. Thanks, tglx
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Re: 4.8.2 not booting in 32-bit VM without I/O-APIC Michal Necasek <michal.necasek@oracle.com> - 2016-10-28 21:00 +0200
Re: 4.8.2 not booting in 32-bit VM without I/O-APIC Thomas Gleixner <tglx@linutronix.de> - 2016-10-28 21:10 +0200
Re: 4.8.2 not booting in 32-bit VM without I/O-APIC Thomas Gleixner <tglx@linutronix.de> - 2016-10-28 21:40 +0200
Re: 4.8.2 not booting in 32-bit VM without I/O-APIC Borislav Petkov <bp@alien8.de> - 2016-10-29 12:20 +0200
[tip:x86/urgent] x86/smpboot: Init apic mapping before usage tip-bot for Thomas Gleixner <tipbot@zytor.com> - 2016-10-29 14:10 +0200
[tip:x86/urgent] x86/smpboot: Init apic mapping before usage tip-bot for Thomas Gleixner <tipbot@zytor.com> - 2016-10-29 14:10 +0200
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