From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from e1.ny.us.ibm.com (e1.ny.us.ibm.com [32.97.182.141]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client CN "e1.ny.us.ibm.com", Issuer "Equifax" (verified OK)) by ozlabs.org (Postfix) with ESMTPS id B6D66DE19B for ; Fri, 22 May 2009 04:47:20 +1000 (EST) Received: from d01relay02.pok.ibm.com (d01relay02.pok.ibm.com [9.56.227.234]) by e1.ny.us.ibm.com (8.13.1/8.13.1) with ESMTP id n4LIhJjW014343 for ; Thu, 21 May 2009 14:43:19 -0400 Received: from d01av01.pok.ibm.com (d01av01.pok.ibm.com [9.56.224.215]) by d01relay02.pok.ibm.com (8.13.8/8.13.8/NCO v9.2) with ESMTP id n4LIlFbv243860 for ; Thu, 21 May 2009 14:47:15 -0400 Received: from d01av01.pok.ibm.com (loopback [127.0.0.1]) by d01av01.pok.ibm.com (8.12.11.20060308/8.13.3) with ESMTP id n4LIlF7M008518 for ; Thu, 21 May 2009 14:47:15 -0400 Message-ID: <4A15A1B2.8060609@linux.vnet.ibm.com> Date: Thu, 21 May 2009 13:47:14 -0500 From: Brian King MIME-Version: 1.0 To: James Bottomley Subject: Re: ipr boot failure caused by MSI (2.6.30-rc1+) References: <1242926159.3007.5.camel@localhost.localdomain> In-Reply-To: <1242926159.3007.5.camel@localhost.localdomain> Content-Type: text/plain; charset=ISO-8859-1 Cc: Brian King , ppc-dev , Wayne Boyer , linux-scsi List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , cc'ing linuxppc-dev... -Brian James Bottomley wrote: > Kernels after 2.6.30-rc1 stopped booting on my powerstation. The ipr > just times out and refuses to probe devices. If I let it drop into the > initramfs system, this is what the interrupts shows: > > (initramfs) cat /proc/interrupts > CPU0 CPU1 CPU2 CPU3 > 16: 20 10 13 11 MPIC Level pata_amd > 20: 0 0 0 0 MPIC Level ohci_hcd:usb1, ohci_hcd:usb2 > 21: 0 0 0 0 MPIC-U3MSI Edge ipr > 68: 37 37 48 37 MPIC Edge serial > 251: 10 71 69 72 MPIC Edge ipi call function > 252: 1555 1779 1372 1155 MPIC Edge ipi reschedule > 253: 0 0 0 0 MPIC Edge ipi call function single > 254: 0 0 0 0 MPIC Edge ipi debugger > BAD: 416 > > So you see the IPR is the only device not receiving them. > > I can fix the boot hang by reverting > > commit 5a9ef25b14d39b8413364df12cb8d9bb7a673a32 > Author: Wayne Boyer > Date: Fri Jan 23 09:17:35 2009 -0800 > > [SCSI] ipr: add MSI support > > The system in question is: > > SYSTEM INFORMATION > Processor = PowerPC,970MP @ 2500 MHz > I/O Bridge = U4 (4.4) > SMP Size = 4 (#0 #1 #2 #3) > Boot-Date = 2009-04-21 17:13:36 > Memory = 2 GB of RAM @ 666 MHz > Board Type = Bimini (7047191/0000000/1) > MFG Date = 1608 > Part No. = 10N8748 > FRU No. = 10N7182 > FRU Serial = YL30W8106038 > UUID = 00000000000000000000000000000000 > Flashside = 1 (temporary) > Version = HEAD > Build Date = 12-04-2008 16:13 > > James > > > -- > To unsubscribe from this list: send the line "unsubscribe linux-scsi" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html -- Brian King Linux on Power Virtualization IBM Linux Technology Center