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| Started by | David Vrabel <david.vrabel@citrix.com> |
|---|---|
| First post | 2015-11-17 16:40 +0100 |
| Last post | 2015-11-17 16:40 +0100 |
| Articles | 1 — 1 participant |
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Re: [PATCH] xen/events: Always allocate legacy interrupts on PV guests David Vrabel <david.vrabel@citrix.com> - 2015-11-17 16:40 +0100
| From | David Vrabel <david.vrabel@citrix.com> |
|---|---|
| Date | 2015-11-17 16:40 +0100 |
| Subject | Re: [PATCH] xen/events: Always allocate legacy interrupts on PV guests |
| Message-ID | <qvQwp-6RR-1@gated-at.bofh.it> |
On 17/11/15 15:36, Boris Ostrovsky wrote:
> After commit 8c058b0b9c34 ("x86/irq: Probe for PIC presence before
> allocating descs for legacy IRQs") early_irq_init() will no longer
> preallocate descriptors for legacy interrupts if PIT does not
> exist.
>
> Therefore we need to allocate those descriptors for PV guests
> ourselves.
>
> Signed-off-by: Boris Ostrovsky <boris.ostrovsky@oracle.com>
> Suggested-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: David Vrabel <david.vrabel@citrix.com>
David
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