From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S964836Ab2KUUpi (ORCPT ); Wed, 21 Nov 2012 15:45:38 -0500 Received: from ogre.sisk.pl ([193.178.161.156]:58843 "EHLO ogre.sisk.pl" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S964771Ab2KUUph (ORCPT ); Wed, 21 Nov 2012 15:45:37 -0500 From: "Rafael J. Wysocki" To: Joe Perches Cc: Daniel J Blueman , Len Brown , linux-acpi@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH RESEND] acpi: Fix logging when no pci_irq is allocated Date: Wed, 21 Nov 2012 21:50:05 +0100 Message-ID: <1483298.SPL34HcZVJ@vostro.rjw.lan> User-Agent: KMail/4.9.3 (Linux/3.7.0-rc6; KDE/4.9.3; x86_64; ; ) In-Reply-To: <1353505564.24807.12.camel@joe-AO722> References: <1353487401-10279-1-git-send-email-daniel@numascale-asia.com> <1353505564.24807.12.camel@joe-AO722> MIME-Version: 1.0 Content-Transfer-Encoding: 7Bit Content-Type: text/plain; charset="utf-8" Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wednesday, November 21, 2012 05:46:04 AM Joe Perches wrote: > On Wed, 2012-11-21 at 16:43 +0800, Daniel J Blueman wrote: > > Previously a new line is implicitly added in the no GSI case: > > > > [ 7.185182] pci 0001:00:12.0: can't derive routing for PCI INT A > > [ 7.191352] pci 0001:00:12.0: PCI INT A: no GSI > > [ 7.195956] - using ISA IRQ 10 > > > > The code thus prints a blank line where no legacy IRQ is available: > > > > [ 1.650124] pci 0000:00:14.0: can't derive routing for PCI INT A > > [ 1.650126] pci 0000:00:14.0: PCI INT A: no GSI > > [ 1.650126] > > [ 1.650180] pci 0000:00:14.0: can't derive routing for PCI INT A > > > > Fix this by making the newline explicit and removing the superfluous > > one. > > This breaks the logging code below it when there is an ISA irq. > > The below works, but is a workaround for a defect in the printk > subsystem introduced by a logging change that will be fixed in > a near future release. What exactly do you mean by "near future"? Rafael > Signed-off-by: Joe Perches > --- > drivers/acpi/pci_irq.c | 10 +++++----- > 1 files changed, 5 insertions(+), 5 deletions(-) > > diff --git a/drivers/acpi/pci_irq.c b/drivers/acpi/pci_irq.c > index f288e00..68a921d 100644 > --- a/drivers/acpi/pci_irq.c > +++ b/drivers/acpi/pci_irq.c > @@ -458,19 +458,19 @@ int acpi_pci_irq_enable(struct pci_dev *dev) > */ > if (gsi < 0) { > u32 dev_gsi; > - dev_warn(&dev->dev, "PCI INT %c: no GSI", pin_name(pin)); > /* Interrupt Line values above 0xF are forbidden */ > if (dev->irq > 0 && (dev->irq <= 0xF) && > (acpi_isa_irq_to_gsi(dev->irq, &dev_gsi) == 0)) { > - printk(" - using ISA IRQ %d\n", dev->irq); > + dev_warn(&dev->dev, "PCI INT %c: no GSI - using ISA IRQ %d\n", > + pin_name(pin), dev->irq); > acpi_register_gsi(&dev->dev, dev_gsi, > ACPI_LEVEL_SENSITIVE, > ACPI_ACTIVE_LOW); > - return 0; > } else { > - printk("\n"); > - return 0; > + dev_warn(&dev->dev, "PCI INT %c: no GSI\n", > + pin_name(pin)); > } > + return 0; > } > > rc = acpi_register_gsi(&dev->dev, gsi, triggering, polarity); > > > -- > To unsubscribe from this list: send the line "unsubscribe linux-acpi" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html > -- I speak only for myself. Rafael J. Wysocki, Intel Open Source Technology Center.