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Date: Tue, 22 Nov 2011 16:44:39 -0500 From: "John W. Linville" <linville@...driver.com> To: Larry Finger <Larry.Finger@...inger.net> Cc: David Miller <davem@...emloft.net>, linux-wireless@...r.kernel.org, netdev@...r.kernel.org, linux-kernel@...r.kernel.org Subject: Re: pull request: wireless 2011-11-22 On Tue, Nov 22, 2011 at 03:30:33PM -0600, Larry Finger wrote: > On 11/22/2011 03:13 PM, David Miller wrote: > >From: David Miller<davem@...emloft.net> > >Date: Tue, 22 Nov 2011 16:05:11 -0500 (EST) > >Everyone can just return IRQ_HANDLED and everything would just work. > > > >But you know that's not the case, and that it's important that this value > >is returned accurately. > > I was trying to find the thread that reported the improvement in > performance with this change, but failed. Is it possible that their > change just papered over an interrupt storm from some other device > that shared that interrupt? Original patch was posted here: http://marc.info/?l=linux-wireless&m=132143811916674&w=2 And the Red Hat Bugzilla entry is here: https://bugzilla.redhat.com/show_bug.cgi?id=658451 > I'm following this because the rtlwifi-family of drivers already did > what was suggested here. If this is wrong, then so is it. Sounds like that nees to be fixed... John -- John W. Linville Someday the world will need a hero, and you linville@...driver.com might be all we have. Be ready. -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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