Re: [RFC][PATCH 0/8] module: Strict per-modname namespaces

From: Peter Zijlstra
Date: Fri Nov 15 2024 - 07:50:01 EST


On Tue, Nov 12, 2024 at 08:52:26PM +0100, Peter Zijlstra wrote:
> On Tue, Nov 12, 2024 at 09:56:20AM -0800, Sean Christopherson wrote:
>
> > This likely needs to be addressed in whatever chunk of code is enforcing the
> > namespaces. The s/-/_ behavior (and vice versa!) is *very* baked into the kernel
> > at this point, e.g. parameqn() will happily parse dashes or underscores for every
> > kernel parameter. As horrific as it is, I think the module namespace needs to do
> > the same, i.e. treat dashes and underscores as one and the same.
>
> Right, I'll add a s/-/_/g on both ends of the strcmp or somesuch.

https://git.kernel.org/pub/scm/linux/kernel/git/peterz/queue.git/commit/?h=module/namespace&id=f2aabf8436348a47037570af139ec2c1de8c5337

My test box seems able to load kvm_intel. I'll let it all sit in that
tree for a few days such that 0day might get a chance to chew on it
before posting.

Thanks!