Re: [RFC PATCH for 5.4 0/7] Membarrier fixes and cleanups

[Mathieu Desnoyers]

----- On Sep 23, 2019, at 5:06 AM, Peter Zijlstra peterz@xxxxxxxxxxxxx wrote:

> On Thu, Sep 19, 2019 at 01:36:58PM -0400, Mathieu Desnoyers wrote:
>> Hi,
>> 
>> Those series of fixes and cleanups are initially motivated by the report
>> of race in membarrier, which can load p->mm->membarrier_state after mm
>> has been freed (use-after-free).
>> 
> 
> The lot looks good to me; what do you want done with them (them being
> RFC and all) ?

I can either re-send them without the RFC tag, or you can pick them directly
through the scheduler tree.

As you prefer,

Thanks!

Mathieu


-- 
Mathieu Desnoyers
EfficiOS Inc.
http://www.efficios.com