On Thu, Oct 01, 2020 at 09:15:00AM +0100, Paul Durrant wrote: > From: Paul Durrant <pdurr...@amazon.com> > > Currently a single watch on /local/domain/X/backend is registered by each > QEMU process running in service domain X (where X is usually 0). The purpose > of this watch is to ensure that QEMU is notified when the Xen toolstack > creates a new device backend area. > Such a backend area is specific to a single frontend area created for a > specific guest domain and, since each QEMU process is also created to service > a specfic guest domain, it is unnecessary and inefficient to notify all QEMU > processes. > Only the QEMU process associated with the same guest domain need > receive the notification. This patch re-factors the watch registration code > such that notifications are targetted appropriately. > > Reported-by: Jerome Leseinne <jerome.lesei...@gmail.com> > Signed-off-by: Paul Durrant <pdurr...@amazon.com>
Reviewed-by: Anthony PERARD <anthony.per...@citrix.com> Thanks, -- Anthony PERARD
