From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:55859) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1c07VF-0000FC-2c for qemu-devel@nongnu.org; Fri, 28 Oct 2016 09:47:26 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1c07VA-0008Vl-5y for qemu-devel@nongnu.org; Fri, 28 Oct 2016 09:47:25 -0400 Received: from mx1.redhat.com ([209.132.183.28]:39178) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1c07V9-0008Vc-U4 for qemu-devel@nongnu.org; Fri, 28 Oct 2016 09:47:20 -0400 Received: from int-mx10.intmail.prod.int.phx2.redhat.com (int-mx10.intmail.prod.int.phx2.redhat.com [10.5.11.23]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id B3BB1C05A292 for ; Fri, 28 Oct 2016 13:47:17 +0000 (UTC) Date: Fri, 28 Oct 2016 21:47:15 +0800 From: Fam Zheng Message-ID: <20161028134715.GA8431@lemon> References: <1477565348-5458-1-git-send-email-pbonzini@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1477565348-5458-1-git-send-email-pbonzini@redhat.com> Subject: Re: [Qemu-devel] [PATCH v3 00/20] dataplane: remove RFifoLock List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Paolo Bonzini Cc: qemu-devel@nongnu.org, kwolf@redhat.com, stefanha@redhat.com On Thu, 10/27 12:48, Paolo Bonzini wrote: > The only difference from v2 is the disappearing of bdrv_aio_pdiscard, > bdrv_aio_ioctl and bdrv_ioctl. The diff-of-diff looks sane - only a few hunks are dropped as you said, and a comment update about the rule of acquiring AIOContext in bdrv_drain_all, so, Reviewed-by: Fam Zheng , and I'm sending a pull shortly. Thanks! > > Thanks, > > Paolo > > Fam Zheng (1): > qed: Implement .bdrv_drain > > Paolo Bonzini (19): > replication: interrupt failover if the main device is closed > blockjob: introduce .drain callback for jobs > mirror: use bdrv_drained_begin/bdrv_drained_end > block: add BDS field to count in-flight requests > block: change drain to look only at one child at a time > block: introduce BDRV_POLL_WHILE > nfs: move nfs_set_events out of the while loops > nfs: use BDRV_POLL_WHILE > sheepdog: use BDRV_POLL_WHILE > aio: introduce qemu_get_current_aio_context > iothread: detach all block devices before stopping them > replication: pass BlockDriverState to reopen_backing_file > block: prepare bdrv_reopen_multiple to release AioContext > qemu-io: acquire AioContext > qemu-img: call aio_context_acquire/release around block job > block: only call aio_poll on the current thread's AioContext > iothread: release AioContext around aio_poll > qemu-thread: introduce QemuRecMutex > aio: convert from RFifoLock to QemuRecMutex > > async.c | 29 ++------- > block.c | 6 +- > block/backup.c | 17 +++++ > block/block-backend.c | 30 ++++++--- > block/commit.c | 2 +- > block/io.c | 137 ++++++++++++++++++++++------------------ > block/mirror.c | 70 ++++++++++++++------ > block/nfs.c | 55 +++++++++------- > block/qed-table.c | 16 ++--- > block/qed.c | 16 ++++- > block/replication.c | 27 +++++--- > block/sheepdog.c | 67 +++++++++++--------- > blockjob.c | 37 ++++++----- > docs/multiple-iothreads.txt | 40 +++++++----- > hw/scsi/virtio-scsi-dataplane.c | 4 +- > include/block/aio.h | 24 +++++-- > include/block/block.h | 31 ++++++++- > include/block/block_int.h | 27 ++++++-- > include/block/blockjob.h | 7 ++ > include/qemu/rfifolock.h | 54 ---------------- > include/qemu/thread-posix.h | 6 ++ > include/qemu/thread-win32.h | 10 +++ > include/qemu/thread.h | 3 + > iothread.c | 33 +++++++--- > qemu-img.c | 6 ++ > qemu-io-cmds.c | 6 +- > stubs/Makefile.objs | 1 + > stubs/iothread.c | 8 +++ > tests/.gitignore | 1 - > tests/Makefile.include | 2 - > tests/test-aio.c | 22 ++++--- > tests/test-rfifolock.c | 91 -------------------------- > util/Makefile.objs | 1 - > util/qemu-thread-posix.c | 14 ++++ > util/qemu-thread-win32.c | 25 ++++++++ > util/rfifolock.c | 78 ----------------------- > 36 files changed, 521 insertions(+), 482 deletions(-) > delete mode 100644 include/qemu/rfifolock.h > create mode 100644 stubs/iothread.c > delete mode 100644 tests/test-rfifolock.c > delete mode 100644 util/rfifolock.c > > -- > 2.7.4 >