[Libguestfs] [PATCH 2/2] daemon: Add a note about how 'mount --rbind' doesn't work.

--- daemon/command.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/daemon/command.c b/daemon/command.c index 939bf87..1593de9 100644 --- a/daemon/command.c +++ b/daemon/command.c @@ -94,6 +94,10 @@ bind_mount (struct bind_state *bs) return -1; } + /* Note it is tempting to use --rbind here (to bind submounts). + * However I have not found a reliable way to unmount the same set + * of directories (umount -R does NOT work). + */ r = command (NULL, NULL, str_mount, "--bind", "/dev", bs->sysroot_dev, NULL); bs->dev_ok = r != -1; r = command (NULL, NULL, str_mount, "--bind", "/dev/pts", bs->sysroot_dev_pts, NULL); -- 1.8.4.2