[Qemu-devel] [PATCH v4] qemu-nbd: Implement socket activation.

2017-02-04 Thread Richard W.M. Jones
v3 -> v4: - Remove restriction on --fork again. - Retest the patch using virt-p2v. Rich.

[Qemu-devel] [PATCH v4] qemu-nbd: Implement socket activation.

2017-02-04 Thread Richard W.M. Jones
Socket activation (sometimes known as systemd socket activation) allows an Internet superserver to pass a pre-opened listening socket to the process, instead of having qemu-nbd open a socket itself. This is done via the LISTEN_FDS and LISTEN_PID environment variables, and a standard file descripto