linux-kernel - Re: [Xen-devel] [tip:irq/core] xen: Get rid of the last irq

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Date:	Tue, 4 Mar 2014 17:16:01 +0000
From:	David Vrabel <david.vrabel@...rix.com>
To:	<mingo@...nel.org>, <hpa@...or.com>,
	<linux-kernel@...r.kernel.org>, <konrad.wilk@...cle.com>,
	<peterz@...radead.org>, <xen-devel@...ts.xenproject.org>,
	<tglx@...utronix.de>, <david.vrabel@...rix.com>
CC:	tip-bot for Thomas Gleixner <tipbot@...or.com>,
	<linux-tip-commits@...r.kernel.org>
Subject: Re: [Xen-devel] [tip:irq/core] xen: Get rid of the last irq_desc
 abuse

On 04/03/14 16:41, tip-bot for Thomas Gleixner wrote:
> Commit-ID:  02893afdd310fab8f41f6afbe5233c6609ec19ed
> Gitweb:     http://git.kernel.org/tip/02893afdd310fab8f41f6afbe5233c6609ec19ed
> Author:     Thomas Gleixner <tglx@...utronix.de>
> AuthorDate: Sun, 23 Feb 2014 21:40:20 +0000
> Committer:  Thomas Gleixner <tglx@...utronix.de>
> CommitDate: Tue, 4 Mar 2014 17:37:53 +0100
> 
> xen: Get rid of the last irq_desc abuse
> 
> Warn if any PIRQ cannot be bound to an event channel. Remove the check
> for irq_desc->action. This hypercall never fails in practice so we can
> emit a warning unconditionally.
> 
> Remove a check for a valid irq desc. The only caller of
> xen_destroy_irq() will only do so if the irq was previously fully
> setup, which means the descriptor has been allocated as well.

Reviewed-by: David Vrabel <david.vrabel@...rix.com>

Thanks.

David
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