Re: [PATCH RFC tip/core/rcu 1/2] srcu: Allow use of Tiny/Tree SRCU from both process and interrupt context

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Subject: Re: [PATCH RFC tip/core/rcu 1/2] srcu: Allow use of Tiny/Tree SRCU from both process and interrupt context
From: "Paul E. McKenney" <paulmck@xxxxxxxxxxxxxxxxxx>
Date: Tue, 6 Jun 2017 08:59:47 -0700
Cc: Paolo Bonzini <pbonzini@xxxxxxxxxx>, linux-kernel@xxxxxxxxxxxxxxx, mingo@xxxxxxxxxx, jiangshanlai@xxxxxxxxx, dipankar@xxxxxxxxxx, akpm@xxxxxxxxxxxxxxxxxxxx, mathieu.desnoyers@xxxxxxxxxxxx, josh@xxxxxxxxxxxxxxxx, tglx@xxxxxxxxxxxxx, rostedt@xxxxxxxxxxx, dhowells@xxxxxxxxxx, edumazet@xxxxxxxxxx, fweisbec@xxxxxxxxx, oleg@xxxxxxxxxx, kvm@xxxxxxxxxxxxxxx, Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>
In-reply-to: <20170606155428.w25zbldvs2gtmv3r@hirez.programming.kicks-ass.net>
References: <20170605220919.GA27820@linux.vnet.ibm.com> <1496700591-30177-1-git-send-email-paulmck@linux.vnet.ibm.com> <20170606110915.g7zlzoj5iidhpp7g@hirez.programming.kicks-ass.net> <a3934e5f-60ca-0205-d7c0-47921b051dc1@redhat.com> <20170606125357.GB3721@linux.vnet.ibm.com> <20170606155428.w25zbldvs2gtmv3r@hirez.programming.kicks-ass.net>
Reply-to: paulmck@xxxxxxxxxxxxxxxxxx
User-agent: Mutt/1.5.21 (2010-09-15)

On Tue, Jun 06, 2017 at 05:54:28PM +0200, Peter Zijlstra wrote:
> On Tue, Jun 06, 2017 at 05:53:57AM -0700, Paul E. McKenney wrote:
> > So the only part of this patch that is needed is the changes to the
> > comments, right?  ;-)
> 
> Right, although I would suggest putting that requirement (the balanced
> lock vs unlock) somewhere as well.

Good point!  Otherwise, some one will decide it is a good idea to
try sooner or later.

							Thnax, Paul

References:
- [PATCH RFC tip/core/rcu 1/2] srcu: Allow use of Tiny/Tree SRCU from both process and interrupt context
  - From: Paul E. McKenney
- Re: [PATCH RFC tip/core/rcu 1/2] srcu: Allow use of Tiny/Tree SRCU from both process and interrupt context
  - From: Peter Zijlstra
- Re: [PATCH RFC tip/core/rcu 1/2] srcu: Allow use of Tiny/Tree SRCU from both process and interrupt context
  - From: Paolo Bonzini
- Re: [PATCH RFC tip/core/rcu 1/2] srcu: Allow use of Tiny/Tree SRCU from both process and interrupt context
  - From: Paul E. McKenney
- Re: [PATCH RFC tip/core/rcu 1/2] srcu: Allow use of Tiny/Tree SRCU from both process and interrupt context
  - From: Peter Zijlstra

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