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From: tglx@linutronix.de (Thomas Gleixner)
To: linux-arm-kernel@lists.infradead.org
Subject: [RFC Part2 v1 00/21] Enable hierarchy irqdomian on x86 platforms
Date: Wed, 24 Sep 2014 21:25:16 +0200 (CEST)	[thread overview]
Message-ID: <alpine.DEB.2.10.1409242122380.4604@nanos> (raw)
In-Reply-To: <542279D0.1040603@jp.fujitsu.com>

On Wed, 24 Sep 2014, Yasuaki Ishimatsu wrote:
> I cannot imagine why the feature makes x86 irq architecture much more clear
> and more easy to maintain in this description. Of course, I have read the
> following threads:
> 
> https://lkml.org/lkml/2014/9/11/101

Here is the long version of the idea:

     https://lkml.org/lkml/2014/8/26/707

Short version is:

Separate the irq handling entities in a clear layered way instead of
having vector/[io]apic specific knowledge/data in places like msi,
remap etc.

Thanks,

	tglx

  parent reply	other threads:[~2014-09-24 19:25 UTC|newest]

Thread overview: 48+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-09-11 14:03 [RFC Part2 v1 00/21] Enable hierarchy irqdomian on x86 platforms Jiang Liu
2014-09-11 14:03 ` [RFC Part2 v1 01/21] irqdomain: Introduce new interfaces to support hierarchy irqdomains Jiang Liu
2014-09-16 17:43   ` Thomas Gleixner
2014-09-18  7:28     ` Jiang Liu
2014-09-22  8:17     ` [Patch] " Jiang Liu
2014-09-22 17:30       ` Randy Dunlap
2014-09-24  5:26         ` Jiang Liu
2014-09-23  9:43       ` Joe.C
2014-09-24  5:55         ` Jiang Liu
2014-09-18  8:48   ` [RFC Part2 v1 01/21] " Joe.C
2014-09-18  8:58     ` Jiang Liu
2014-09-24  6:55   ` Yasuaki Ishimatsu
2014-09-24  7:23     ` Jiang Liu
2014-09-11 14:03 ` [RFC Part2 v1 02/21] genirq: Introduce helper functions to support stacked irq_chip Jiang Liu
2014-09-16 17:45   ` Thomas Gleixner
2014-09-17  3:07     ` Jiang Liu
2014-09-17 20:58       ` Thomas Gleixner
2014-09-18  6:14         ` Jiang Liu
2014-09-11 14:03 ` [RFC Part2 v1 03/21] x86, irq: Save destination CPU ID in irq_cfg Jiang Liu
2014-09-16 17:47   ` Thomas Gleixner
2014-09-17  2:24     ` Jiang Liu
2014-09-11 14:03 ` [RFC Part2 v1 04/21] x86, irq: Use hierarchy irqdomain to manage CPU interrupt vectors Jiang Liu
2014-09-11 14:03 ` [RFC Part2 v1 05/21] x86, hpet: Use new irqdomain interfaces to allocate/free IRQ Jiang Liu
2014-09-11 14:03 ` [RFC Part2 v1 06/21] x86, MSI: " Jiang Liu
2014-09-11 14:03 ` [RFC Part2 v1 07/21] x86, uv: " Jiang Liu
2014-09-11 14:03 ` [RFC Part2 v1 08/21] x86, htirq: " Jiang Liu
2014-09-11 14:03 ` [RFC Part2 v1 09/21] x86, dmar: " Jiang Liu
2014-09-11 14:03 ` [RFC Part2 v1 10/21] x86: irq_remapping: Introduce new interfaces to support hierarchy irqdomain Jiang Liu
2014-09-11 14:03 ` [RFC Part2 v1 11/21] iommu/vt-d: Change prototypes to prepare for enabling " Jiang Liu
2014-09-11 14:03 ` [RFC Part2 v1 12/21] iommu/vt-d: Enhance Intel IR driver to suppport " Jiang Liu
2014-09-11 14:03 ` [RFC Part2 v1 13/21] iommu/amd: Enhance AMD " Jiang Liu
2014-09-11 14:03 ` [RFC Part2 v1 14/21] x86, hpet: Enhance HPET IRQ to support " Jiang Liu
2014-09-16 18:31   ` Thomas Gleixner
2014-09-17  5:16     ` Jiang Liu
2014-09-11 14:03 ` [RFC Part2 v1 15/21] x86, MSI: Use hierarchy irqdomain to manage MSI interrupts Jiang Liu
2014-09-11 14:17   ` Ni, Xun
2014-09-11 14:29     ` Jiang Liu
2014-09-11 14:03 ` [RFC Part2 v1 16/21] x86, irq: Directly call native_compose_msi_msg() for DMAR IRQ Jiang Liu
2014-09-11 14:03 ` [RFC Part2 v1 17/21] x86, htirq: Use hierarchy irqdomain to manage Hypertransport interrupts Jiang Liu
2014-09-11 14:03 ` [RFC Part2 v1 18/21] iommu/vt-d: Clean up unused MSI related code Jiang Liu
2014-09-11 14:03 ` [RFC Part2 v1 19/21] iommu/amd: " Jiang Liu
2014-09-11 14:03 ` [RFC Part2 v1 20/21] x86: irq_remapping: " Jiang Liu
2014-09-11 14:03 ` [RFC Part2 v1 21/21] x86, irq: Clean up unused MSI related code and interfaces Jiang Liu
2014-09-24  7:59 ` [RFC Part2 v1 00/21] Enable hierarchy irqdomian on x86 platforms Yasuaki Ishimatsu
2014-09-24  8:10   ` Jiang Liu
2014-09-24  8:12     ` Yasuaki Ishimatsu
2014-09-24 19:25   ` Thomas Gleixner [this message]
2014-09-25  8:15     ` Yasuaki Ishimatsu

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