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Re: [PATCH 06/38] Annotate hardware config module parameters in drivers/clocksource/

From Thomas Gleixner <tglx@linutronix.de>
Newsgroups linux.kernel
Subject Re: [PATCH 06/38] Annotate hardware config module parameters in drivers/clocksource/
Date 2017-04-15 12:00 +0200
Message-ID <twsEN-4Zo-1@gated-at.bofh.it> (permalink)
References (1 earlier) <twe8N-4tn-1@gated-at.bofh.it> <tsWBr-5sA-3@gated-at.bofh.it> <tsWUO-5zn-21@gated-at.bofh.it> <twim5-71X-5@gated-at.bofh.it> <twoUx-2NS-1@gated-at.bofh.it>
Organization linux.* mail to news gateway

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On Sat, 15 Apr 2017, David Howells wrote:
> Thomas Gleixner <tglx@linutronix.de> wrote:
> 
> > > Btw, is it possible to use IRQ grants to prevent a device that has limited
> > > IRQ options from being drivable?
> > 
> > What do you mean with 'IRQ grants' ?
> 
> request_irq().

I still can't parse the sentence above. If request_irq() fails the device
initialization fails. If you request the wrong irq then request_irq() might
succeed but the device won't work.

Thanks,

	tglx

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Thread

Re: [PATCH 06/38] Annotate hardware config module parameters in  drivers/clocksource/ Thomas Gleixner <tglx@linutronix.de> - 2017-04-14 20:30 +0200
  Re: [PATCH 06/38] Annotate hardware config module parameters in drivers/clocksource/ David Howells <dhowells@redhat.com> - 2017-04-15 01:00 +0200
    Re: [PATCH 06/38] Annotate hardware config module parameters in  drivers/clocksource/ Thomas Gleixner <tglx@linutronix.de> - 2017-04-15 07:50 +0200
      Re: [PATCH 06/38] Annotate hardware config module parameters in drivers/clocksource/ David Howells <dhowells@redhat.com> - 2017-04-15 08:00 +0200
        Re: [PATCH 06/38] Annotate hardware config module parameters in  drivers/clocksource/ Thomas Gleixner <tglx@linutronix.de> - 2017-04-15 12:00 +0200
          Re: [PATCH 06/38] Annotate hardware config module parameters in drivers/clocksource/ David Howells <dhowells@redhat.com> - 2017-04-18 14:50 +0200
            Re: [PATCH 06/38] Annotate hardware config module parameters in  drivers/clocksource/ Thomas Gleixner <tglx@linutronix.de> - 2017-04-18 15:00 +0200
  Re: [PATCH 06/38] Annotate hardware config module parameters in drivers/clocksource/ David Howells <dhowells@redhat.com> - 2017-04-19 17:40 +0200
  Re: [PATCH 06/38] Annotate hardware config module parameters in drivers/clocksource/ David Howells <dhowells@redhat.com> - 2017-04-19 17:40 +0200

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