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Message-ID: <55B9A351.1060702@linux.intel.com> Date: Thu, 30 Jul 2015 12:08:49 +0800 From: Jiang Liu <jiang.liu@...ux.intel.com> To: Thomas Gleixner <tglx@...utronix.de>, Matt Fleming <matt@...eblueprint.co.uk> Cc: 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 2015/7/30 5:03, Thomas Gleixner wrote: > 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???? Sorry for the slow response. We have reproduced this regression on Surface Pro 3, but are still trying to figure out the root cause. Thanks! Gerry -- 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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