[PATCH RFC linux 1/2] xenbus: introduce xenwatch multithreading to dom0 linux kernel

This patch is based on v4.16-rc7. This patch introduces xenwatch multithreading (or multithreaded xenwatch, abbreviated as 'mtwatch') to dom0 kernel. In addition to the existing single xenwatch thread, each domU has its own kernel thread ([xen-mtwatch-]) to process its xenwatch event. The

[PATCH RFC linux 1/2] xenbus: introduce xenwatch multithreading to dom0 linux kernel

This patch is based on v4.16-rc7. This patch introduces xenwatch multithreading (or multithreaded xenwatch, abbreviated as 'mtwatch') to dom0 kernel. In addition to the existing single xenwatch thread, each domU has its own kernel thread ([xen-mtwatch-]) to process its xenwatch event. The