Re: [PATCH] Fix SIGSTOP locking issue in -rt

* Paul E. McKenney <[email protected]> wrote:

> Hello!
> 
> The following patch fixes a locking issue in -rt signals, where the 
> job-control signals drop sighand_lock momentarily during signal 
> handling. This interacts badly with the RCU-ification of unicast 
> signal delivery. The fix is simply to acquire tasklist_lock for 
> job-control signals, since these typically do not have stringent 
> scalability or latency requirements.

thanks, applied - will show up in -rt3.

	Ingo
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References:
- [PATCH] Fix SIGSTOP locking issue in -rt
  - From: "Paul E. McKenney" <[email protected]>

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