Date: Thu, 28 Mar 2019 09:52:09 -0700 From: Kees Cook <keescook@...omium.org> To: Joel Fernandes <joel@...lfernandes.org> Cc: Jann Horn <jannh@...gle.com>, "Eric W. Biederman" <ebiederm@...ssion.com>, LKML <linux-kernel@...r.kernel.org>, Android Kernel Team <kernel-team@...roid.com>, Kernel Hardening <kernel-hardening@...ts.openwall.com>, Andrew Morton <akpm@...ux-foundation.org>, Matthew Wilcox <willy@...radead.org>, Michal Hocko <mhocko@...e.com>, Oleg Nesterov <oleg@...hat.com>, "Reshetova, Elena" <elena.reshetova@...el.com> Subject: Re: [PATCH] Convert struct pid count to refcount_t On Thu, Mar 28, 2019 at 7:37 AM Joel Fernandes <joel@...lfernandes.org> wrote: > Kees can you describe more the race you had in mind? I just didn't see any barriers, so it seemed racey to me. > Also note to the on looker, the original patch I sent is not wrong, that > still applies and is correct. We are just discussing here any possible issues > with the *existing* code. Correct. And akpm has (correctly) taken this for -mm. -- Kees Cook
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