On Wed, Apr 07, 2021 at 04:35:01PM +0200, Greg Kurz wrote: > This allows the virtio-scsi-pci device to batch the setup of all its > host notifiers. This significantly improves boot time of VMs with a > high number of vCPUs, e.g. from 6m5.563s down to 1m2.884s for a > pseries machine with 384 vCPUs. > > Note that memory_region_transaction_commit() must be called before > virtio_bus_cleanup_host_notifier() because the latter might close > ioeventfds that the transaction still assumes to be around when it > commits. > > Signed-off-by: Greg Kurz <gr...@kaod.org> > --- > hw/scsi/virtio-scsi-dataplane.c | 16 ++++++++++++++++ > 1 file changed, 16 insertions(+)
Reviewed-by: Stefan Hajnoczi <stefa...@redhat.com>
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