Re: [PATCH 12/14] x86_64 irq: Add constants for the reserved IRQ vectors. | KernelTrap

Re: [PATCH 12/14] x86_64 irq: Add constants for the reserved IRQ vectors.

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From: Eric W. Biederman

Subject: Re: [PATCH 12/14] x86_64 irq: Add constants for the reserved IRQ vectors.

Date: Sunday, February 25, 2007 - 2:01 pm

Pavel Machek <pavel@ucw.cz> writes:

quoted text> BUILD_BUG_ON(x > 15) ? ;-).

That might work.  Can you use that in a constant expression?
Still it is a complexity for a  handful of lines.

I would prefer to go with something simple at this point.

Eric
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Messages in current thread:

[PATCH 1/2] x86_64 irq: Simplfy __assign_irq_vector, Eric W. Biederman, (Fri Feb 2, 5:31 pm)

[PATCH 2/2] x86_64 irq: Handle irqs pending in IRR during ..., Eric W. Biederman, (Fri Feb 2, 5:35 pm)

Re: [PATCH 2/2] x86_64 irq: Handle irqs pending in IRR du ..., Andrew Morton, (Fri Feb 2, 6:05 pm)

Re: [PATCH 2/2] x86_64 irq: Handle irqs pending in IRR du ..., Eric W. Biederman, (Fri Feb 2, 6:39 pm)

Re: [PATCH 2/2] x86_64 irq: Handle irqs pending in IRR du ..., Andrew Morton, (Fri Feb 2, 7:01 pm)

Re: [PATCH 2/2] x86_64 irq: Handle irqs pending in IRR du ..., Arjan van de Ven, (Sat Feb 3, 12:32 am)

Re: [PATCH 2/2] x86_64 irq: Handle irqs pending in IRR du ..., Eric W. Biederman, (Sat Feb 3, 12:55 am)

Re: [PATCH 1/2] x86_64 irq: Simplfy __assign_irq_vector, Andi Kleen, (Sat Feb 3, 2:50 am)

Re: [PATCH 2/2] x86_64 irq: Handle irqs pending in IRR du ..., Andi Kleen, (Sat Feb 3, 3:01 am)

Re: [PATCH 2/2] x86_64 irq: Handle irqs pending in IRR du ..., Eric W. Biederman, (Sat Feb 3, 3:22 am)

Re: [PATCH 2/2] x86_64 irq: Handle irqs pending in IRR du ..., Andi Kleen, (Sat Feb 3, 3:26 am)

Re: [PATCH 2/2] x86_64 irq: Handle irqs pending in IRR du ..., l.genoni, (Sat Feb 3, 7:31 am)

Re: [PATCH 2/2] x86_64 irq: Handle irqs pending in IRR du ..., Ingo Molnar, (Tue Feb 6, 12:36 am)

Re: [PATCH 2/2] x86_64 irq: Handle irqs pending in IRR du ..., Eric W. Biederman, (Tue Feb 6, 1:57 am)

Re: [PATCH 2/2] x86_64 irq: Handle irqs pending in IRR du ..., Eric W. Biederman, (Tue Feb 6, 3:16 pm)

Re: [PATCH 2/2] x86_64 irq: Handle irqs pending in IRR du ..., Ingo Molnar, (Tue Feb 6, 3:25 pm)

Re: [PATCH 2/2] x86_64 irq: Handle irqs pending in IRR du ..., Eric W. Biederman, (Tue Feb 6, 7:33 pm)

Re: [PATCH 2/2] x86_64 irq: Handle irqs pending in IRR du ..., Eric W. Biederman, (Thu Feb 8, 4:48 am)

Re: [PATCH 2/2] x86_64 irq: Handle irqs pending in IRR du ..., Eric W. Biederman, (Thu Feb 8, 1:19 pm)

Re: [PATCH 2/2] x86_64 irq: Handle irqs pending in IRR du ..., Eric W. Biederman, (Thu Feb 8, 11:40 pm)

What are the real ioapic rte programming constraints?, Eric W. Biederman, (Sat Feb 10, 4:52 pm)

Re: What are the real ioapic rte programming constraints?, Zwane Mwaikambo, (Sat Feb 10, 10:57 pm)

Re: What are the real ioapic rte programming constraints?, Eric W. Biederman, (Sun Feb 11, 3:20 am)

Re: What are the real ioapic rte programming constraints?, Zwane Mwaikambo, (Sun Feb 11, 9:16 am)

Re: What are the real ioapic rte programming constraints?, Eric W. Biederman, (Sun Feb 11, 3:01 pm)

Re: What are the real ioapic rte programming constraints?, Zwane Mwaikambo, (Sun Feb 11, 6:05 pm)

Re: What are the real ioapic rte programming constraints?, Eric W. Biederman, (Sun Feb 11, 9:51 pm)

Conclusions from my investigation about ioapic programming, Eric W. Biederman, (Fri Feb 23, 3:51 am)

[PATCH 0/14] x86_64 irq related fixes and cleanups., Eric W. Biederman, (Fri Feb 23, 4:10 am)

[PATCH 01/14] x86_64 irq: Simplfy __assign_irq_vector, Eric W. Biederman, (Fri Feb 23, 4:11 am)

[PATCH 02/14] irq: Remove set_native_irq_info, Eric W. Biederman, (Fri Feb 23, 4:13 am)

[PATCH 03/14] x86_64 irq: Kill declaration of removed arra ..., Eric W. Biederman, (Fri Feb 23, 4:15 am)

[PATCH 04/14] x86_64 irq: Remove the unused vector paramet ..., Eric W. Biederman, (Fri Feb 23, 4:16 am)

[PATCH 05/14] x86_64 irq: Refactor setup_IO_APIC_irq, Eric W. Biederman, (Fri Feb 23, 4:19 am)

[PATCH 06/14] x86_64 irq: Simplfiy the set_affinity logic., Eric W. Biederman, (Fri Feb 23, 4:20 am)

[PATCH 07/14] x86_64 irq: In __DO_ACTION perform the FINAL ..., Eric W. Biederman, (Fri Feb 23, 4:23 am)

[PATCH 08/14] x86_64 irq: Use NR_IRQS not NR_IRQ_VECTORS, Eric W. Biederman, (Fri Feb 23, 4:26 am)

[PATCH 09/14] x86_64 irq: Begin consolidating per_irq data ..., Eric W. Biederman, (Fri Feb 23, 4:32 am)

[PATCH 10/14] x86_64 irq: Simplify assign_irq_vector's arg ..., Eric W. Biederman, (Fri Feb 23, 4:35 am)

[PATCH 11/14] x86_64 irq: Remove unnecessary irq 0 setup., Eric W. Biederman, (Fri Feb 23, 4:36 am)

[PATCH 12/14] x86_64 irq: Add constants for the reserved I ..., Eric W. Biederman, (Fri Feb 23, 4:38 am)

[PATCH 13/14] x86_64 irq: Safely cleanup an irq after movi ..., Eric W. Biederman, (Fri Feb 23, 4:40 am)

[PATCH 14/14] genirq: Mask irqs when migrating them., Eric W. Biederman, (Fri Feb 23, 4:46 am)

[PATCH] x86_64 irq: Document what works and why on ioapics., Eric W. Biederman, (Fri Feb 23, 5:01 am)

Re: Conclusions from my investigation about ioapic programming, Jeff V. Merkey, (Fri Feb 23, 9:48 am)

Re: Conclusions from my investigation about ioapic programming, Jeff V. Merkey, (Fri Feb 23, 10:48 am)

Re: Conclusions from my investigation about ioapic programming, Jeff V. Merkey, (Fri Feb 23, 10:48 am)

Re: Conclusions from my investigation about ioapic programming, Eric W. Biederman, (Fri Feb 23, 11:10 am)

Re: [PATCH 14/14] genirq: Mask irqs when migrating them., Siddha, Suresh B, (Fri Feb 23, 7:06 pm)

Re: Conclusions from my investigation about ioapic programming, Eric W. Biederman, (Fri Feb 23, 9:05 pm)

Re: Conclusions from my investigation about ioapic programming, Jeffrey V. Merkey, (Fri Feb 23, 10:44 pm)

Re: [PATCH 12/14] x86_64 irq: Add constants for the reserv ..., Pavel Machek, (Sun Feb 25, 3:43 am)

Re: [PATCH 12/14] x86_64 irq: Add constants for the reserv ..., Eric W. Biederman, (Sun Feb 25, 4:15 am)

Re: [PATCH 13/14] x86_64 irq: Safely cleanup an irq after ..., Mika Penttilä, (Sun Feb 25, 4:53 am)

Re: [PATCH 13/14] x86_64 irq: Safely cleanup an irq after ..., Eric W. Biederman, (Sun Feb 25, 5:09 am)

Re: [PATCH 12/14] x86_64 irq: Add constants for the reserv ..., Pavel Machek, (Sun Feb 25, 12:48 pm)

Re: [PATCH 12/14] x86_64 irq: Add constants for the reserv ..., Eric W. Biederman, (Sun Feb 25, 2:01 pm)

Re: [PATCH 12/14] x86_64 irq: Add constants for the reserv ..., Pavel Machek, (Sun Feb 25, 2:13 pm)

Re: [PATCH 14/14] genirq: Mask irqs when migrating them., Andrew Morton, (Tue Feb 27, 1:26 pm)

Re: [PATCH 14/14] genirq: Mask irqs when migrating them., Eric W. Biederman, (Tue Feb 27, 1:41 pm)

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