Messages in this thread | | | From | Arnd Bergmann <> | Subject | Re: autofs4 hang in 2.6.37-rc1 | Date | Thu, 25 Nov 2010 14:17:51 +0100 |
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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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