Re: [discuss] f_ops flag to speed up compatible ioctls in linux kernel

[Michael S. Tsirkin]

Hello!
Quoting r. Andi Kleen (ak@xxxxxxx) "Re: [discuss] f_ops flag to speed up compatible ioctls in linux kernel":
> On Tue, Sep 07, 2004 at 05:25:30PM +0300, Michael S. Tsirkin wrote:
> > > It may help your module, but won't solve the general problem shorter
> > > term.
> > But longer term it will be better, so why not go there?
> > Once the infrastructure is there, drivers will be able to be
> > migrated as required.
> 
> I have no problems with that. You would need two new entry points:
> one 64bit one without BKL and a 32bit one also without BKL. 
> 
> I think there were some objections to this scheme in the past,
> but I cannot think of a good alternative. 
> 

Maybe one entry point with a flag?
Compatible ioctls could just ignore the flag.

MST
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