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Date: Thu, 24 Jul 2014 16:39:23 +0200 From: "Rafael J. Wysocki" <rjw@...ysocki.net> To: Peter Zijlstra <peterz@...radead.org> Cc: Thomas Gleixner <tglx@...utronix.de>, linux-kernel@...r.kernel.org Subject: Re: [PATCH] irq: Warn when shared interrupts do not match on NO_SUSPEND On Thursday, July 24, 2014 04:15:25 PM Peter Zijlstra wrote: > On Thu, Jul 24, 2014 at 03:46:38PM +0200, Thomas Gleixner wrote: > > On Thu, 24 Jul 2014, Peter Zijlstra wrote: > > > > > Subject: irq: Warn when shared interrupts do not match on NO_SUSPEND > > > > > > When suspend_device_irqs() iterates all descriptors, its pointless if > > > one has NO_SUSPEND set while another has not. > > > > > > Validate on request_irq() that NO_SUSPEND state maches for SHARED > > > interrupts. > > > > I'm happy to take that patch, but you are aware that it is going to > > break a few things? > > > > 25: .... PCI-MSI-edge aerdrv, PCIe PME > > Better an obvious splat than non obvious misbehaviour in my book. And it will only break things that are already broken. ACK for the patch. Rafael -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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