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Message-Id: <200610130812.11157.edt@aei.ca> Date: Fri, 13 Oct 2006 08:12:10 -0400 From: Ed Tomlinson <edt@....ca> To: Lee Revell <rlrevell@...-job.com> Cc: Open Source <opensource3141@...oo.com>, linux-usb-devel@...ts.sourceforge.net, linux-kernel@...r.kernel.org Subject: Re: USB performance bug since kernel 2.6.13 (CRITICAL???) On Thursday 12 October 2006 17:26, Lee Revell wrote: > On Thu, 2006-10-12 at 13:56 -0700, Open Source wrote: > > Yes, I am pretty sure you are right about the timing. But it shouldn't be that way. If it is, then there's a bug. > > > > I'm fully willing to accept there is something else I should be doing driver-wise, but it shoudn't require recompiling the stock distribution kernels. Otherwise, Linux is not competitive with Microsoft Windows in this regard! > > > > I'll try a recompile and report back. In the meantime, if anyone else has any ideas, please let me know! > > > > Yes, I agree that it would be a bug. If it turns out to be related to > CONFIG_HZ, ask your distro why they rolled it back from 1000 to 250Hz. If this turns out to be tied to the HZ rate its a bug. It _should_ not be using this timing to do this ergo bug. You may be able to bypass by using 1000Hz but this is not a fix... Ed Tomlinson - 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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