Re: GIT head no longer boots on x86-64

From: Ingo Molnar
Date: Wed Oct 15 2008 - 07:52:25 EST



* Alan Cox <alan@xxxxxxxxxxxxxxxxxxx> wrote:

> > I guess SMP kernel running on UP? In such a case the module .text
>
> Yep
>
> > is patched to use UP locks before the module is added to the modules
> > list and it thinks there are no valid data at that place while
> > patching.
> >
> > Could you test it? The bug disappeared here in qemu. I've checked
> > callers of the function, and it should not matter for them.
>
> Seems to do the job.

Queued the fix below up in tip/x86/urgent for a merge to Linus later
today. Thanks!

Ingo

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