On Thursday 18 November 2010, Ian Kent wrote:
> But the important thing to notice is that the new ioctl interface (in
> fs/autofs4/dev-ioctl.c) used the unlocked_ioctl method since it was
> merged in 2.6.28 and that calls back into the core ioctl code for its
> major functionality. So the core function of the ioctl interface has
> been used without the BKL for quite a while now and has been heavily
> exercised in subsequent testing since the new ioctl interface has been
> in place.
>
> I can't see any reason for keeping the autofs4_ioctl_mutex.
Ok. Are you submitting a patch to remove it? Your reasoning absolutely
makes sense and we need to fix this regression.
Arnd
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