Re: nbd: please don't spawn 16 threads when nbd is not even in use

[Yu Kuai]

Hi,

在 2022/11/24 18:06, Pavel Machek 写道:
> Can we get that reverted?
>
> That is rather obscure bug (how many GFP_KERNEL failures do you
> normally see?) and it costs, dunno, 100KB? of unswappable memory.

No, I don't think that can be reverted. Introduce a BUG just to save
some memory sounds insane.

If you really want to do this. I think the right thing to do is to move
the allocation of recv_workq back to start device, and also fix the
problem properly.

Thanks,
Kuai
> Best regards,
> 								Pavel