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[Qemu-block] [PATCH v3 00/18] Block layer thread safety, part 1
From: |
Paolo Bonzini |
Subject: |
[Qemu-block] [PATCH v3 00/18] Block layer thread safety, part 1 |
Date: |
Thu, 25 May 2017 18:32:07 +0200 |
Minimal changes to:
- fix compilation (patch 10)
- appease checkpatch (patch 17)
- rename mutex field from "spin" to "lock" (patch 18)
Paolo
Paolo Bonzini (18):
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: make accounting thread-safe
block.c | 9 +-
block/accounting.c | 65 ++++++++------
block/block-backend.c | 5 +-
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 | 46 ++--------
include/block/accounting.h | 8 +-
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 | 136 +++++++++++++++++++++++++++++
20 files changed, 680 insertions(+), 178 deletions(-)
create mode 100644 include/qemu/stats64.h
create mode 100644 util/stats64.c
--
1.8.3.1
- [Qemu-block] [PATCH v3 00/18] Block layer thread safety, part 1,
Paolo Bonzini <=
- [Qemu-block] [PATCH 04/18] block: access serialising_in_flight with atomic ops, Paolo Bonzini, 2017/05/25
- [Qemu-block] [PATCH 03/18] block: access io_limits_disabled with atomic ops, Paolo Bonzini, 2017/05/25
- [Qemu-block] [PATCH 06/18] block: access io_plugged with atomic ops, Paolo Bonzini, 2017/05/25
- [Qemu-block] [PATCH 01/18] block: access copy_on_read with atomic ops, Paolo Bonzini, 2017/05/25
- [Qemu-block] [PATCH 02/18] block: access quiesce_counter with atomic ops, Paolo Bonzini, 2017/05/25
- [Qemu-block] [PATCH 05/18] block: access wakeup with atomic ops, Paolo Bonzini, 2017/05/25
- [Qemu-block] [PATCH 07/18] throttle-groups: only start one coroutine from drained_begin, Paolo Bonzini, 2017/05/25
- [Qemu-block] [PATCH 08/18] throttle-groups: do not use qemu_co_enter_next, Paolo Bonzini, 2017/05/25
- [Qemu-block] [PATCH 09/18] throttle-groups: protect throttled requests with a CoMutex, Paolo Bonzini, 2017/05/25