linux-kernel - Re: [PATCH RESEND] acpi: Fix logging when no pci

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Date:	Wed, 21 Nov 2012 12:53:55 -0800
From:	Joe Perches <joe@...ches.com>
To:	"Rafael J. Wysocki" <rjw@...k.pl>,
	"Jan H." Schönherr <schnhrr@...tu-berlin.de>
Cc:	Daniel J Blueman <daniel@...ascale-asia.com>,
	Len Brown <lenb@...nel.org>, linux-acpi@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH RESEND] acpi: Fix logging when no pci_irq is allocated

On Wed, 2012-11-21 at 21:50 +0100, Rafael J. Wysocki wrote:
> 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"?

I mean Jan Schönherr's patches that should fix this are
likely to be picked up one day.

https://lkml.org/lkml/2012/11/13/678


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