From mboxrd@z Thu Jan  1 00:00:00 1970
From: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Subject: Re: notification in xen
Date: Thu, 10 May 2012 11:37:17 -0400
Message-ID: <20120510153717.GD6389@phenom.dumpdata.com>
References: <CAO8_4VrKvmUKMEOqfmgF=Z0e9Gr96mCR0-3eRfcgeZ2qZhbtjQ@mail.gmail.com>
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To: Nupur Ghatnekar <nupurghatnekar@gmail.com>
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On Wed, Mar 21, 2012 at 11:50:48AM +0530, Nupur Ghatnekar wrote:
> hey,
> For event notification there are 2 functions that i came across.
> 
> notify_remote_via_irq(int irq)
> notify_remote_via_evtchn(int port)
> 
> I tried to use those, but didnt know how to check whether notification has
> occurred. Is there a way in which i can check the success of the commands.

You should also use 'request_irq' to bind yourself to the IRQ number.
That way your handler would awake when it is done.

Look at how the existing front and backend drivers do it.

> 
> Thanks.
> 
> -- 
> 
> Nupur Ghatnekar

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