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Date: Sat, 09 Mar 2013 09:53:54 +0100 From: Thomas Meyer <thomas@...3r.de> To: Alan Stern <stern@...land.harvard.edu> Cc: Peter Hurley <peter@...leysoftware.com>, Shawn Starr <shawn.starr@...ers.com>, Kernel development list <linux-kernel@...r.kernel.org>, USB list <linux-usb@...r.kernel.org> Subject: Re: [3.9-rc1] irq 16: nobody cared (was [3.9-rc1] very poor interrupt responses) Am Freitag, den 08.03.2013, 21:19 -0500 schrieb Alan Stern: > On Fri, 8 Mar 2013, Peter Hurley wrote: > > > [ +linux-usb ] > > > > On Fri, 2013-03-08 at 14:12 -0500, Shawn Starr wrote: > > > Hello folks, > > > > > > I am noticing since rc0 and now rc1, very poor interrupt handling. Keyboard response, mouse movements, display refreshing etc. General input/display sluggishness. Did something break IRQ handling somewhere? I need to validate if this happens with X not running also if it is i915 related somehow. The behavor is noticed in a console login however. > > > > > > Device: Lenovo W500 laptop > > > > Hi Shawn, > > > > Unhandled interrupts is the problem. > > > > Is the device below being id'd properly? > > If you remove this device, does the problem go away? > > Does either of the kernels in question have commit 0f815a0a700b (USB: > UHCI: fix IRQ race during initialization)? That commit was added to > fix precisely this sort of thing. I think so: $ git describe v3.9-rc1-211-g47b3bc9 $ git branch --contains 0f815a0a700b * master > > Alan Stern > -- 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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