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[Qemu-devel] [PATCH v4 00/19] Block layer thread safety, part 1
From: |
Paolo Bonzini |
Subject: |
[Qemu-devel] [PATCH v4 00/19] Block layer thread safety, part 1 |
Date: |
Mon, 5 Jun 2017 14:38:49 +0200 |
v3->v4: rebased and included fixes in Fam's v2 pull request
new patch 18, fixing testsuite failures on OS X
Paolo Bonzini (19):
block: access copy_on_read with atomic ops
block: access quiesce_counter with atomic ops
block: access io_limits_disabled with atomic ops
block: access serialising_in_flight with atomic ops
block: access wakeup with atomic ops
block: access io_plugged with atomic ops
throttle-groups: only start one coroutine from drained_begin
throttle-groups: do not use qemu_co_enter_next
throttle-groups: protect throttled requests with a CoMutex
util: add stats64 module
block: use Stat64 for wr_highest_offset
block: access write_gen with atomics
block: protect tracked_requests and flush_queue with reqs_lock
block: introduce dirty_bitmap_mutex
migration/block: reset dirty bitmap before reading
block: protect modification of dirty bitmaps with a mutex
block: introduce block_account_one_io
block: split BlockAcctStats creation and setup
block: make accounting thread-safe
block.c | 9 +-
block/accounting.c | 78 ++++++++++-------
block/block-backend.c | 6 +-
block/dirty-bitmap.c | 112 ++++++++++++++++++++++--
block/io.c | 51 ++++++-----
block/mirror.c | 14 ++-
block/nfs.c | 4 +-
block/qapi.c | 2 +-
block/sheepdog.c | 3 +-
block/throttle-groups.c | 91 ++++++++++++++-----
blockdev.c | 48 ++--------
include/block/accounting.h | 11 ++-
include/block/block.h | 5 +-
include/block/block_int.h | 61 ++++++++-----
include/block/dirty-bitmap.h | 25 ++++--
include/qemu/stats64.h | 193 +++++++++++++++++++++++++++++++++++++++++
include/sysemu/block-backend.h | 10 +--
migration/block.c | 17 ++--
util/Makefile.objs | 1 +
util/stats64.c | 137 +++++++++++++++++++++++++++++
20 files changed, 693 insertions(+), 185 deletions(-)
create mode 100644 include/qemu/stats64.h
create mode 100644 util/stats64.c
--
2.13.0
- [Qemu-devel] [PATCH v4 00/19] Block layer thread safety, part 1,
Paolo Bonzini <=
- [Qemu-devel] [PATCH 02/19] block: access quiesce_counter with atomic ops, Paolo Bonzini, 2017/06/05
- [Qemu-devel] [PATCH 03/19] block: access io_limits_disabled with atomic ops, Paolo Bonzini, 2017/06/05
- [Qemu-devel] [PATCH 01/19] block: access copy_on_read with atomic ops, Paolo Bonzini, 2017/06/05
- [Qemu-devel] [PATCH 04/19] block: access serialising_in_flight with atomic ops, Paolo Bonzini, 2017/06/05
- [Qemu-devel] [PATCH 05/19] block: access wakeup with atomic ops, Paolo Bonzini, 2017/06/05
- [Qemu-devel] [PATCH 06/19] block: access io_plugged with atomic ops, Paolo Bonzini, 2017/06/05
- [Qemu-devel] [PATCH 07/19] throttle-groups: only start one coroutine from drained_begin, Paolo Bonzini, 2017/06/05
- [Qemu-devel] [PATCH 09/19] throttle-groups: protect throttled requests with a CoMutex, Paolo Bonzini, 2017/06/05
- [Qemu-devel] [PATCH 11/19] block: use Stat64 for wr_highest_offset, Paolo Bonzini, 2017/06/05
- [Qemu-devel] [PATCH 08/19] throttle-groups: do not use qemu_co_enter_next, Paolo Bonzini, 2017/06/05