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Date:   Thu, 10 Jan 2019 16:41:39 +0300
From:   Dan Carpenter <dan.carpenter@...cle.com>
To:     "Michael S. Tsirkin" <mst@...hat.com>
Cc:     Miguel Ojeda <miguel.ojeda.sandonis@...il.com>,
        Nick Desaulniers <ndesaulniers@...gle.com>,
        LKML <linux-kernel@...r.kernel.org>,
        Jason Wang <jasowang@...hat.com>,
        Alan Stern <stern@...land.harvard.edu>,
        Andrea Parri <andrea.parri@...rulasolutions.com>,
        Will Deacon <will.deacon@....com>,
        Peter Zijlstra <peterz@...radead.org>,
        Boqun Feng <boqun.feng@...il.com>,
        Nicholas Piggin <npiggin@...il.com>,
        David Howells <dhowells@...hat.com>,
        Jade Alglave <j.alglave@....ac.uk>,
        Luc Maranget <luc.maranget@...ia.fr>,
        "Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>,
        Akira Yokosawa <akiyks@...il.com>,
        Daniel Lustig <dlustig@...dia.com>, linux-arch@...r.kernel.org,
        Network Development <netdev@...r.kernel.org>,
        virtualization@...ts.linux-foundation.org,
        Eli Friedman <efriedma@...eaurora.org>,
        Joe Perches <joe@...ches.com>,
        Linus Torvalds <torvalds@...ux-foundation.org>,
        Luc Van Oostenryck <luc.vanoostenryck@...il.com>,
        linux-sparse@...r.kernel.org,
        Eric Christopher <echristo@...gle.com>
Subject: Re: [PATCH RFC 1/4] include/linux/compiler*.h: fix OPTIMIZER_HIDE_VAR

On Wed, Jan 09, 2019 at 09:36:41PM -0500, Michael S. Tsirkin wrote:
> On Wed, Jan 09, 2019 at 11:35:52AM +0100, Miguel Ojeda wrote:
> > On Tue, Jan 8, 2019 at 6:44 PM Nick Desaulniers <ndesaulniers@...gle.com> wrote:
> > >
> > > Also for more context, see:
> > > commit 7829fb09a2b4 ("lib: make memzero_explicit more robust against
> > > dead store elimination")
> > 
> > By the way, shouldn't that barrier_data() be directly in compiler.h
> > too, since it is for both gcc & clang?
> > 
> > > Reviewed-by: Nick Desaulniers <ndesaulniers@...gle.com>
> > >
> > > + Miguel
> > > Miguel, would you mind taking this into your compiler-attributes tree?
> > 
> > Sure, at least we get quickly some linux-next time.
> 
> 
> BTW why linux-next? shouldn't this go into 5.0 and stable? It's a bugfix after all.
> 

It doesn't hurt to put things in linux-next for a week and then 5.0 and
-stable.  Not a lot of testing happens on linux-next, but some does.

regards,
dan carpenter

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