Re: nbd: add locking to nbd_ioctl

[Arnd Bergmann]

On Friday 16 January 2009, Pavel Machek wrote:
> The code was written with "oh big kernel lock, please protect me from
> all the evil" mentality: it does not locks its own data structures, it
> just hopes that big kernel lock somehow helps.

If the locking is ok now, can you also move the call to ->ioctl()? instead
of locked_ioctl()? That would also be a good opportunity to move to
compat_ioctl() and kill the handlers in fs/compat_ioctl.c.

	Arnd <><
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