Am 22.05.2012 14:02, schrieb Eric Blake: > On 05/22/2012 02:18 AM, Kevin Wolf wrote: > >>> This patch series adds the -filefd command-line option and the >>> getfd_file monitor command. This will enable libvirt to open a >>> file and push the corresponding filename and file descriptor to >>> QEMU. When QEMU needs to "open" a file, it will first check if the >>> file descriptor was passed by either of these methods before >>> attempting to actually open the file. >> >> I thought we decided to avoid making some file names magic, and instead >> go for the obvious /dev/fd/42? > > This doesn't make "some file names magic", it makes "all file names > magic". In other words, _every_ call to open() first checks the > database for an existing fd for the same file name. Depends on your definition. You call every database lookup magic, I only considered cases where the database actually contains something. But no matter if "some" or "all", there's magic and I dislike that. Kevin -- libvir-list mailing list libvir-list@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/libvir-list