Re: [RFC][PATCH] Prevent overriding of Symbols in the Kernel,avoiding Undefined behaviour

[Arjan van de Ven]

On Mon, 2005-12-12 at 22:48 +0000, Alan Cox wrote:
> On Llu, 2005-12-12 at 11:13 -0800, Andrew Morton wrote:
> > Do we really need to do this at runtime?  We could check this when building
> > module depoendencies (for example).  That'll be a 95% solution..
> 
> Its almost the 0% solution. The kernel as shipped doesn't seem to have
> any clashing symbols like this. The two sets of cases people report are 
> 
> 1. Out of tree modules

these need to (re)run depmod anyway, and they do in general

> 2. Reconfiguring, rebuilding something from kernel to module and not
> cleaning up

which runs depmod as well


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