Messages in this thread | | | Date | Tue, 18 Mar 2014 18:50:24 +0100 | From | Oleg Nesterov <> | Subject | Re: [v3.13][v3.14][Regression] kthread: make kthread_create() killable |
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On 03/17, One Thousand Gnomes wrote: > > > and b) permits userspace to produce surprising results in the kernel, > > which I suspect is what we're seeing here. > > There is enough information for kernel side code to decide whether a > signal came from kernel or userspace.
Not really. SIGKILL can come without siginfo. Other signals too, but SIGKILL especially.
> Then again - it's not clear that it > should ever have to.
Yes, agreed.
Oleg.
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