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Message-ID: <20161207132112.GF3107@twins.programming.kicks-ass.net>
Date: Wed, 7 Dec 2016 14:21:12 +0100
From: Peter Zijlstra <peterz@...radead.org>
To: David Windsor <dwindsor@...il.com>
Cc: "Reshetova, Elena" <elena.reshetova@...el.com>,
"kernel-hardening@...ts.openwall.com" <kernel-hardening@...ts.openwall.com>,
Greg KH <gregkh@...uxfoundation.org>,
Kees Cook <keescook@...omium.org>,
"will.deacon@....com" <will.deacon@....com>,
Boqun Feng <boqun.feng@...il.com>,
Hans Liljestrand <ishkamiel@...il.com>,
"aik@...abs.ru" <aik@...abs.ru>,
"david@...son.dropbear.id.au" <david@...son.dropbear.id.au>
Subject: Re: Conversion from atomic_t to refcount_t: summary of issues
On Thu, Dec 01, 2016 at 06:20:55PM -0500, David Windsor wrote:
> Then are we decided that overflow protection is going to be opt-in?
The wholesale rape of atomic_t as proposed earlier is not going to
happen.
That results in a terrible and inconsistent API, which will only lead to
more terrible code.
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