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[PATCH 00/10] Fix scsi devices plug/unplug races w.r.t virtio-scsi iothr
From: |
Paolo Bonzini |
Subject: |
[PATCH 00/10] Fix scsi devices plug/unplug races w.r.t virtio-scsi iothread |
Date: |
Fri, 25 Sep 2020 13:25:54 -0400 |
This is my take on Maxim's patches. Mostly I am avoiding the problems with
"scsi/scsi_bus: switch search direction in scsi_device_find" by adding
a pre-realize callback for BusState that checks for the device address
being in use.
This makes it possible to avoid the tricky search for a preexisting device.
Maxim Levitsky (7):
scsi/scsi_bus: switch search direction in scsi_device_find
device_core: use drain_call_rcu in in hmp_device_del/qmp_device_add
device-core: use RCU for list of children of a bus
device-core: use atomic_set on .realized property
scsi/scsi_bus: Add scsi_device_get
virtio-scsi: use scsi_device_get
scsi/scsi_bus: fix races in REPORT LUNS
Paolo Bonzini (3):
qdev: add "check if address free" callback for buses
scsi: switch to bus->check_address
scsi/scsi-bus: scsi_device_find: don't return unrealized devices
hw/core/bus.c | 28 +++--
hw/core/qdev.c | 73 +++++++++---
hw/net/virtio-net.c | 2 +-
hw/scsi/scsi-bus.c | 262 ++++++++++++++++++++++++++---------------
hw/scsi/virtio-scsi.c | 27 +++--
hw/sd/core.c | 3 +-
include/hw/qdev-core.h | 15 ++-
include/hw/scsi/scsi.h | 1 +
qdev-monitor.c | 22 ++++
9 files changed, 299 insertions(+), 134 deletions(-)
--
2.26.2
- [PATCH 00/10] Fix scsi devices plug/unplug races w.r.t virtio-scsi iothread,
Paolo Bonzini <=