linux-kernel - Re: [Patch Part2 v4 00/31] Enable hierarchy irqdomian on x86 platforms

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Message-ID: <5459FBDD.4020504@linux.intel.com>
Date:	Wed, 05 Nov 2014 18:28:45 +0800
From:	Jiang Liu <jiang.liu@...ux.intel.com>
To:	Joerg Roedel <joro@...tes.org>
CC:	Benjamin Herrenschmidt <benh@...nel.crashing.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	Ingo Molnar <mingo@...hat.com>,
	"H. Peter Anvin" <hpa@...or.com>,
	"Rafael J. Wysocki" <rjw@...ysocki.net>,
	Bjorn Helgaas <bhelgaas@...gle.com>,
	Randy Dunlap <rdunlap@...radead.org>,
	Yinghai Lu <yinghai@...nel.org>,
	Borislav Petkov <bp@...en8.de>,
	Grant Likely <grant.likely@...aro.org>,
	Marc Zyngier <marc.zyngier@....com>,
	Yingjoe Chen <yingjoe.chen@...iatek.com>,
	Matthias Brugger <matthias.bgg@...il.com>,
	Konrad Rzeszutek Wilk <konrad.wilk@...cle.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Tony Luck <tony.luck@...el.com>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	x86@...nel.org, linux-kernel@...r.kernel.org,
	linux-pci@...r.kernel.org, linux-acpi@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org
Subject: Re: [Patch Part2 v4 00/31] Enable hierarchy irqdomian on x86 platforms

Hi Joerg,
	Seems like a silly bug, could you please help to try this
fix?
Regards!
Gerry
diff --git a/drivers/pci/msi.c b/drivers/pci/msi.c
index 7423ee16972f..62ba8a6f6e79 100644
--- a/drivers/pci/msi.c
+++ b/drivers/pci/msi.c
@@ -1211,7 +1211,7 @@ int msi_irq_domain_alloc_irqs(struct irq_domain
*domain, int type,
                                msidesc->nvec_used > 1) ?  1 : -ENOSPC;
                }
                for (i = 0; i < msidesc->nvec_used; i++)
-                       irq_set_msi_desc_off(virq + i, i, msidesc);
+                       irq_set_msi_desc_off(virq, i, msidesc);
        }

        list_for_each_entry(msidesc, &dev->msi_list, list)

On 2014/11/5 17:58, Joerg Roedel wrote:
> On Wed, Nov 05, 2014 at 05:41:50PM +0800, Jiang Liu wrote:
>> 	Could you please help to apply the attached patch and send me
>> console outputs?
> 
> Sure, here it is.
> 
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