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SubjectRe: [PATCH 1/4] module: implement module_inhibit_unload()
On Tue, 2007-09-25 at 10:40 +0900, Tejun Heo wrote:
> Rusty Russell wrote:
> > My concern is that you're dropping the module mutex around ->exit now.
> > I don't *think* this should matter, but it's worth considering.
> We always did that. Before the patch the code segment looked like the
> following.

Hi Tejun,

Thanks, misread patch.

> > I really wonder if an explicit "kill_this_attribute()" is a better way
> > to go than this...
> I think this sort of temporary unload blocking would be useful for other
> cases like this.

I hope not: this doesn't work in general. Calling into a module after
->exit has called assumes that the exit function doesn't free up or
overwrite stuff the other functions need.


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