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SubjectRe: [patch 1/1] Switch ioctl functions of drivers/scsi/sg.c to unlocked_ioctl
On Thu, Jan 10, 2008 at 08:07:48PM +0100, Andre Noll wrote:
> On 19:59, Andi Kleen wrote:
>
> > But perhaps for such a long ioctl handler it would be better to move
> > the lock/unlock_kernel()s into the individual case ...: statements;
> > then it could be eliminated step by step.
>
> Sure, I can do that if James likes the idea. Since not all case
> statements need the BKL, we could add it only to those for which it
> isn't clear that it is unnecessary.
>
> And this would actually improve something.

I still think it would be a good strategy to first add it to all
(in a essentially nop semantics patch) and then later eliminate
it from the cases that obviously don't need it.

But yes eliminating it from all is the long term goal.

-Andi


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