linux-kernel - Re: Regression in v4.2-rc1 caused by hierarchical irqdomain changes

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Message-ID: <alpine.DEB.2.11.1507292245000.3825@nanos>
Date:	Wed, 29 Jul 2015 23:03:13 +0200 (CEST)
From:	Thomas Gleixner <tglx@...utronix.de>
To:	Matt Fleming <matt@...eblueprint.co.uk>
cc:	Jiang Liu <jiang.liu@...ux.intel.com>,
	linux-kernel@...r.kernel.org, "H. Peter Anvin" <hpa@...or.com>,
	Ingo Molnar <mingo@...nel.org>,
	Wolfram Sang <wsa@...-dreams.de>, linux-i2c@...r.kernel.org
Subject: Re: Regression in v4.2-rc1 caused by hierarchical irqdomain
 changes

On Mon, 27 Jul 2015, Matt Fleming wrote:
> [BAD]
>   3:          1          0          0          0  IR-IO-APIC   3-edge    
>   6:          0          0          0          0  IR-IO-APIC   6-edge      dw_dmac
>   7:         15          1          0          0  IR-IO-APIC   7-edge      INT3432:00, INT3433:00

[GOOD]
>   3:         16         17         49         20  IR-IO-APIC-fasteoi   AudioDSP, dw_dmac
>   6:          0          0          0          0  IR-IO-APIC-fasteoi   dw_dmac
>   7:       2662       3072      12307       5419  IR-IO-APIC-fasteoi   INT3432:00, INT3433:00

So the old code uses fasteoi while the new one uses edge.

Jiang????



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