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Date:   Tue, 3 Mar 2020 11:01:10 +0100
From:   Peter Zijlstra <peterz@infradead.org>
To:     Kees Cook <keescook@chromium.org>
Cc:     Andrew Morton <akpm@linux-foundation.org>,
        linux-kernel@vger.kernel.org, luto@amacapital.net, axboe@kernel.dk,
        torvalds@linux-foundation.org, jannh@google.com, will@kernel.org
Subject: Re: [PATCH v2] mm: Fix use_mm() vs TLB invalidate
Message-ID: <20200303100110.GB2596@hirez.programming.kicks-ass.net>
References: <20200226132133.GM14946@hirez.programming.kicks-ass.net>
 <202002261336.7A72F3C@keescook>
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On Wed, Feb 26, 2020 at 01:36:53PM -0800, Kees Cook wrote:
> On Wed, Feb 26, 2020 at 02:21:33PM +0100, Peter Zijlstra wrote:
> > v2 now with WARN_ON_ONCE
> > [...]
> > +	WARN_ON(!(tsk->flags & PF_KTHREAD));
> > +	WARN_ON(tsk->mm != NULL);
> > [...]
> > +	WARN_ON(!(tsk->flags & PF_KTHREAD));
> 
> Version mismatch?

Dammit; no, that's just me being an idiot for doing too many things at
once :/

I suppose I'll go send v3..