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Date: Sun, 14 Sep 2014 19:09:57 -0700 From: Greg Kroah-Hartman <gregkh@...uxfoundation.org> To: One Thousand Gnomes <gnomes@...rguk.ukuu.org.uk> Cc: Mark S <mstanovich15@...il.com>, linux-kernel@...r.kernel.org, Octavian Purdila <octavian.purdila@...el.com>, Jun Tian <jun.j.tian@...el.com>, Alan Cox <alan@...ux.intel.com> Subject: Re: 3.15 Regression Due to goldfish bus Commit On Mon, Sep 15, 2014 at 12:12:19AM +0100, One Thousand Gnomes wrote: > On Sun, 14 Sep 2014 14:57:37 -0700 > Greg Kroah-Hartman <gregkh@...uxfoundation.org> wrote: > > > On Sun, Sep 14, 2014 at 05:38:55PM -0400, Mark S wrote: > > > Commit c1bc97f8f498a2bfab63ceef761fb0e88ef7c065 causes a gateway x86 laptop, > > > booting from a usb device, to hang before the kernel completes booting. The > > > offending commit was found using git bisect. Reverting the commit fixes the > > > problem on 3.16.2. > > > > > > The error resulting in the hang may not be a concern since the goldfish option > > > is not needed and should probably not be selected. I'm mentioning this problem > > > just in case it is unexpected behavior and it is worth fixing. Maybe the > > > goldfish option should not be selectable for a similar configuration as mine? > > > > There should be some other type of run-time option to not have this code > > run if it is found to not be running on the goldfish virtual machine. > > > > Anyone know how to do that? > > I asked last time it was reported and the time before (it comes up every > year or two). There is no sane documented way to detect the Goldfish > virtual machine as distinct from anything else. > > We could hide Goldfish under expert ? No, that would be a mess. Just put a big warning on the option, no one should be enabling it if they don't want it, the config option text should say this. thanks, greg k-h -- 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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