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Message-ID: <20140714194133.GA22857@laptop.dumpdata.com> Date: Mon, 14 Jul 2014 15:41:33 -0400 From: Konrad Rzeszutek Wilk <konrad.wilk@...cle.com> To: Jiang Liu <jiang.liu@...ux.intel.com> 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>, Andrew Morton <akpm@...ux-foundation.org>, Tony Luck <tony.luck@...el.com>, Joerg Roedel <joro@...tes.org>, Greg Kroah-Hartman <gregkh@...uxfoundation.org>, x86@...nel.org, linux-kernel@...r.kernel.org, linux-pci@...r.kernel.org, linux-acpi@...r.kernel.org Subject: Re: [Patch V3 00/16] Enable support of IOAPIC hotplug on x86 platforms On Mon, Jul 14, 2014 at 01:26:42PM -0400, Konrad Rzeszutek Wilk wrote: > On Wed, Jun 25, 2014 at 04:40:31PM +0800, Jiang Liu wrote: > > This patch set enhances IOAPIC core and ACPI drivers to support IOAPIC > > hotplug on x86 platforms. It's based on tip/x86/apic. > > > > You may pull it from > > https://github.com/jiangliu/linux.git ioapic/hotplug_v3 > > With this patchset (on top of 3.16-rc5) my USB driver gets notified > it has interrupts but it thinks it does not have to acknowledge any. > I can only reproduce this under a 32-bit arch so far. > > Please see the good.log and the bad.log tglx asked for apic=debug on the line, so here they are again with those parameters. Please note that the 'good.log' this time is 3.16-rc6 + tip/master + tip/x86/apic And 'bad.log' is: 3.16-rc6 + tip/master + tip/x86/apic + ioapic/hotplug_v3 View attachment "good.log" of type "text/plain" (154269 bytes) View attachment "bad.log" of type "text/plain" (128156 bytes)
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