Re: [PATCH v2] qemu-storage-daemon: add --pidfile option

[Kevin Wolf]

Am 02.03.2021 um 10:29 hat Stefan Hajnoczi geschrieben:
> Daemons often have a --pidfile option where the pid is written to a file
> so that scripts can stop the daemon by sending a signal.
> 
> The pid file also acts as a lock to prevent multiple instances of the
> daemon from launching for a given pid file.
> 
> QEMU, qemu-nbd, qemu-ga, virtiofsd, and qemu-pr-helper all support the
> --pidfile option. Add it to qemu-storage-daemon too.
> 
> Reported-by: Richard W.M. Jones <rjones@redhat.com>
> Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>

I think we should also mention --pidfile in the --help output.

Kevin