From: "Michael S. Tsirkin" <mst@redhat.com>
Cc: aquini@redhat.com, kvm@vger.kernel.org, mst@redhat.com,
peterz@infradead.org, benh@kernel.crashing.org,
heiko.carstens@de.ibm.com, alexander.duyck@gmail.com,
virtualization@lists.linux-foundation.org, mingo@kernel.org,
linux-arch@vger.kernel.org, dave@stgolabs.net,
linux@arm.linux.org.uk, dbueso@suse.de, richard@nod.at,
bjorn.andersson@sonymobile.com, rmk+kernel@arm.linux.org.uk,
paulmck@linux.vnet.ibm.com, james.hogan@imgtec.com,
arnd@arndb.de, julian.calaby@gmail.com, boqun.feng@gmail.com,
schwidefsky@de.ibm.com, stefanha@redhat.com, tglx@linutronix.de,
tony.luck@intel.com, netdev@vger.kernel.org,
linux-kernel@vger.kernel.org, stable@vger.kernel.org,
minchan@kernel.org, david.vrabel@citrix.com, joe@perches.com,
akpm@linux-foundation.org, torvalds@linux-foundation.org,
davem@davemloft.net
Subject: [PULL] virtio: barrier rework+fixes
Date: Wed, 13 Jan 2016 18:28:56 +0200 [thread overview]
Message-ID: <20160113182855-mutt-send-email-mst@redhat.com> (raw)
The following changes since commit afd2ff9b7e1b367172f18ba7f693dfb62bdcb2dc:
Linux 4.4 (2016-01-10 15:01:32 -0800)
are available in the git repository at:
git://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost.git tags/for_linus
for you to fetch changes up to 43e361f23c49dbddf74f56ddf6cdd85c5dbff6da:
checkpatch: add virt barriers (2016-01-12 20:47:08 +0200)
----------------------------------------------------------------
virtio: barrier rework+fixes
This adds a new kind of barrier, and reworks virtio and xen
to use it.
Plus some fixes here and there.
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
----------------------------------------------------------------
Yes I know that the patch by Davidlohr Bueso has a typo in the subject :(
Davidlohr Bueso (1):
lcoking/barriers, arch: Use smp barriers in smp_store_release()
Michael S. Tsirkin (40):
asm-generic: guard smp_store_release/load_acquire
ia64: rename nop->iosapic_nop
ia64: reuse asm-generic/barrier.h
powerpc: reuse asm-generic/barrier.h
s390: reuse asm-generic/barrier.h
sparc: reuse asm-generic/barrier.h
arm: reuse asm-generic/barrier.h
arm64: reuse asm-generic/barrier.h
metag: reuse asm-generic/barrier.h
mips: reuse asm-generic/barrier.h
x86/um: reuse asm-generic/barrier.h
x86: reuse asm-generic/barrier.h
asm-generic: add __smp_xxx wrappers
powerpc: define __smp_xxx
arm64: define __smp_xxx
arm: define __smp_xxx
blackfin: define __smp_xxx
ia64: define __smp_xxx
metag: define __smp_xxx
mips: define __smp_xxx
s390: define __smp_xxx
sh: define __smp_xxx, fix smp_store_mb for !SMP
sparc: define __smp_xxx
tile: define __smp_xxx
xtensa: define __smp_xxx
x86: define __smp_xxx
asm-generic: implement virt_xxx memory barriers
Revert "virtio_ring: Update weak barriers to use dma_wmb/rmb"
virtio_ring: update weak barriers to use virt_xxx
sh: support 1 and 2 byte xchg
sh: move xchg_cmpxchg to a header by itself
virtio_ring: use virt_store_mb
xenbus: use virt_xxx barriers
xen/io: use virt_xxx barriers
xen/events: use virt_xxx barriers
s390: use generic memory barriers
s390: more efficient smp barriers
checkpatch.pl: add missing memory barriers
checkpatch: check for __smp outside barrier.h
checkpatch: add virt barriers
Minchan Kim (2):
virtio_balloon: fix race by fill and leak
virtio_balloon: fix race between migration and ballooning
Stefan Hajnoczi (1):
virtio: make find_vqs() checkpatch.pl-friendly
arch/arm/include/asm/barrier.h | 35 ++---------
arch/arm64/include/asm/barrier.h | 19 ++----
arch/blackfin/include/asm/barrier.h | 4 +-
arch/ia64/include/asm/barrier.h | 24 +++-----
arch/metag/include/asm/barrier.h | 55 +++++------------
arch/mips/include/asm/barrier.h | 51 +++++-----------
arch/powerpc/include/asm/barrier.h | 33 ++++------
arch/s390/include/asm/barrier.h | 23 ++++---
arch/sh/include/asm/barrier.h | 3 +-
arch/sh/include/asm/cmpxchg-grb.h | 22 +++++++
arch/sh/include/asm/cmpxchg-irq.h | 11 ++++
arch/sh/include/asm/cmpxchg-llsc.h | 25 +-------
arch/sh/include/asm/cmpxchg-xchg.h | 51 ++++++++++++++++
arch/sh/include/asm/cmpxchg.h | 3 +
arch/sparc/include/asm/barrier_32.h | 1 -
arch/sparc/include/asm/barrier_64.h | 29 ++-------
arch/sparc/include/asm/processor.h | 3 -
arch/tile/include/asm/barrier.h | 9 +--
arch/x86/include/asm/barrier.h | 36 +++++------
arch/x86/um/asm/barrier.h | 9 +--
arch/xtensa/include/asm/barrier.h | 4 +-
drivers/virtio/virtio_pci_common.h | 2 +-
include/asm-generic/barrier.h | 106 ++++++++++++++++++++++++++++++---
include/linux/virtio_config.h | 2 +-
include/linux/virtio_ring.h | 21 +++++--
include/xen/interface/io/ring.h | 16 ++---
arch/ia64/kernel/iosapic.c | 6 +-
drivers/gpu/drm/virtio/virtgpu_kms.c | 2 +-
drivers/misc/mic/card/mic_virtio.c | 2 +-
drivers/remoteproc/remoteproc_virtio.c | 2 +-
drivers/rpmsg/virtio_rpmsg_bus.c | 2 +-
drivers/s390/virtio/kvm_virtio.c | 2 +-
drivers/s390/virtio/virtio_ccw.c | 2 +-
drivers/virtio/virtio_balloon.c | 4 +-
drivers/virtio/virtio_input.c | 2 +-
drivers/virtio/virtio_mmio.c | 2 +-
drivers/virtio/virtio_pci_common.c | 4 +-
drivers/virtio/virtio_pci_modern.c | 2 +-
drivers/virtio/virtio_ring.c | 15 +++--
drivers/xen/events/events_fifo.c | 3 +-
drivers/xen/xenbus/xenbus_comms.c | 8 +--
mm/balloon_compaction.c | 4 +-
Documentation/memory-barriers.txt | 28 +++++++--
scripts/checkpatch.pl | 33 +++++++++-
44 files changed, 401 insertions(+), 319 deletions(-)
create mode 100644 arch/sh/include/asm/cmpxchg-xchg.h
next reply other threads:[~2016-01-13 16:28 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-01-13 16:28 Michael S. Tsirkin [this message]
2016-01-18 13:21 ` virtio pull for 4.5 (was Re: [PULL] virtio: barrier rework+fixes) Michael S. Tsirkin
2016-01-18 19:07 ` Davidlohr Bueso
2016-01-19 1:01 ` Linus Torvalds
[not found] ` <CA+55aFyh_1Lpp4U2wsFJQu_4PmSBD=36YeAhQN94L4GUhQrb2Q@mail.gmail.com>
2016-01-21 10:23 ` Michael S. Tsirkin
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=20160113182855-mutt-send-email-mst@redhat.com \
--to=mst@redhat.com \
--cc=akpm@linux-foundation.org \
--cc=alexander.duyck@gmail.com \
--cc=aquini@redhat.com \
--cc=arnd@arndb.de \
--cc=benh@kernel.crashing.org \
--cc=bjorn.andersson@sonymobile.com \
--cc=boqun.feng@gmail.com \
--cc=dave@stgolabs.net \
--cc=davem@davemloft.net \
--cc=david.vrabel@citrix.com \
--cc=dbueso@suse.de \
--cc=heiko.carstens@de.ibm.com \
--cc=james.hogan@imgtec.com \
--cc=joe@perches.com \
--cc=julian.calaby@gmail.com \
--cc=kvm@vger.kernel.org \
--cc=linux-arch@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux@arm.linux.org.uk \
--cc=minchan@kernel.org \
--cc=mingo@kernel.org \
--cc=netdev@vger.kernel.org \
--cc=paulmck@linux.vnet.ibm.com \
--cc=peterz@infradead.org \
--cc=richard@nod.at \
--cc=rmk+kernel@arm.linux.org.uk \
--cc=schwidefsky@de.ibm.com \
--cc=stable@vger.kernel.org \
--cc=stefanha@redhat.com \
--cc=tglx@linutronix.de \
--cc=tony.luck@intel.com \
--cc=torvalds@linux-foundation.org \
--cc=virtualization@lists.linux-foundation.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
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;
as well as URLs for NNTP newsgroup(s).