From: Kirill Tkhai <ktk...@virtuozzo.com> Date: Wed, 14 Mar 2018 22:17:11 +0300
> rtnl_lock() is widely used mutex in kernel. Some of kernel code > does memory allocations under it. In case of memory deficit this > may invoke OOM killer, but the problem is a killed task can't > exit if it's waiting for the mutex. This may be a reason of deadlock > and panic. > > This patchset adds a new primitive, which responds on SIGKILL, > and it allows to use it in the places, where we don't want > to sleep forever. Also, the first place is made to use it. This looks reasonable. Series applied, thank you.
