From: "Michael S. Tsirkin" <mst@redhat•com>
To: Matthew Wilcox <willy@infradead•org>
Cc: linux-kernel@vger•kernel.org, Jason Wang <jasowang@redhat•com>,
Alan Stern <stern@rowland•harvard.edu>,
Andrea Parri <andrea.parri@amarulasolutions•com>,
Will Deacon <will.deacon@arm•com>,
Peter Zijlstra <peterz@infradead•org>,
Boqun Feng <boqun.feng@gmail•com>,
Nicholas Piggin <npiggin@gmail•com>,
David Howells <dhowells@redhat•com>,
Jade Alglave <j.alglave@ucl•ac.uk>,
Luc Maranget <luc.maranget@inria•fr>,
"Paul E. McKenney" <paulmck@linux•vnet.ibm.com>,
Akira Yokosawa <akiyks@gmail•com>,
Daniel Lustig <dlustig@nvidia•com>,
linux-arch@vger•kernel.org, netdev@vger•kernel.org,
virtualization@lists•linux-foundation.org,
Jonathan Corbet <corbet@lwn•net>,
Richard Henderson <rth@twiddle•net>,
Ivan Kokshaysky <ink@jurassic•park.msu.ru>,
Matt Turner <mattst
Subject: Re: [PATCH RFC 3/4] barriers: convert a control to a data dependency
Date: Wed, 2 Jan 2019 16:24:15 -0500 [thread overview]
Message-ID: <20190102162400-mutt-send-email-mst@kernel.org> (raw)
In-Reply-To: <20190102210024.GJ6310@bombadil.infradead.org>
On Wed, Jan 02, 2019 at 01:00:24PM -0800, Matthew Wilcox wrote:
> On Wed, Jan 02, 2019 at 03:57:58PM -0500, Michael S. Tsirkin wrote:
> > @@ -875,6 +893,8 @@ to the CPU containing it. See the section on "Multicopy atomicity"
> > for more information.
> >
> >
> > +
> > +
> > In summary:
> >
> > (*) Control dependencies can order prior loads against later stores.
>
> Was this hunk intentional?
Nope, thanks for catching this.
--
MST
next prev parent reply other threads:[~2019-01-02 21:24 UTC|newest]
Thread overview: 37+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-01-02 20:57 [PATCH RFC 0/4] barriers using data dependency Michael S. Tsirkin
2019-01-02 20:57 ` [PATCH RFC 1/4] include/linux/compiler*.h: fix OPTIMIZER_HIDE_VAR Michael S. Tsirkin
2019-01-08 17:44 ` Nick Desaulniers
2019-01-08 18:50 ` Michael S. Tsirkin
2019-01-09 10:35 ` Miguel Ojeda
2019-01-09 10:35 ` Miguel Ojeda
2019-01-09 14:50 ` Michael S. Tsirkin
2019-01-09 14:50 ` Michael S. Tsirkin
2019-01-19 18:35 ` Miguel Ojeda
2019-01-20 14:43 ` Michael S. Tsirkin
2019-01-20 15:36 ` Miguel Ojeda
2019-01-10 2:36 ` Michael S. Tsirkin
2019-01-10 2:36 ` Michael S. Tsirkin
2019-01-10 13:41 ` Dan Carpenter
2019-01-10 13:41 ` Dan Carpenter
2019-01-10 14:08 ` Michael S. Tsirkin
2019-01-10 14:08 ` Michael S. Tsirkin
2019-01-02 20:57 ` [PATCH RFC 2/4] include/linux/compiler.h: allow memory operands Michael S. Tsirkin
2019-01-07 17:54 ` Will Deacon
2019-01-07 18:16 ` Michael S. Tsirkin
2019-01-02 20:57 ` [PATCH RFC 3/4] barriers: convert a control to a data dependency Michael S. Tsirkin
2019-01-02 21:00 ` Matthew Wilcox
2019-01-02 21:24 ` Michael S. Tsirkin [this message]
2019-01-07 3:58 ` Jason Wang
2019-01-07 4:23 ` Michael S. Tsirkin
2019-01-07 6:50 ` Jason Wang
2019-01-07 9:46 ` Peter Zijlstra
2019-01-07 13:36 ` Michael S. Tsirkin
2019-01-07 15:54 ` Peter Zijlstra
2019-01-07 16:22 ` Michael S. Tsirkin
2019-01-07 19:02 ` Paul E. McKenney
2019-01-07 19:13 ` Michael S. Tsirkin
2019-01-07 19:25 ` Paul E. McKenney
2019-01-02 20:58 ` [PATCH RFC 4/4] virtio: use dependent_ptr_mb Michael S. Tsirkin
2019-01-02 21:36 ` [PATCH RFC 0/4] barriers using data dependency Alan Stern
2019-01-02 23:04 ` Michael S. Tsirkin
2019-01-03 15:11 ` Alan Stern
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20190102162400-mutt-send-email-mst@kernel.org \
--to=mst@redhat$(echo .)com \
--cc=akiyks@gmail$(echo .)com \
--cc=andrea.parri@amarulasolutions$(echo .)com \
--cc=boqun.feng@gmail$(echo .)com \
--cc=corbet@lwn$(echo .)net \
--cc=dhowells@redhat$(echo .)com \
--cc=dlustig@nvidia$(echo .)com \
--cc=ink@jurassic$(echo .)park.msu.ru \
--cc=j.alglave@ucl$(echo .)ac.uk \
--cc=jasowang@redhat$(echo .)com \
--cc=linux-arch@vger$(echo .)kernel.org \
--cc=linux-kernel@vger$(echo .)kernel.org \
--cc=luc.maranget@inria$(echo .)fr \
--cc=netdev@vger$(echo .)kernel.org \
--cc=npiggin@gmail$(echo .)com \
--cc=paulmck@linux$(echo .)vnet.ibm.com \
--cc=peterz@infradead$(echo .)org \
--cc=rth@twiddle$(echo .)net \
--cc=stern@rowland$(echo .)harvard.edu \
--cc=virtualization@lists$(echo .)linux-foundation.org \
--cc=will.deacon@arm$(echo .)com \
--cc=willy@infradead$(echo .)org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox