Currently cupsd uses -K minijail parameter. This avoids marking all mount NS MS_PRIVATE. But we can further this option in minijail to mark only /run/imageloader as MS_SHARED.

introduced in:https://chromium-review.googlesource.com/c/chromiumos/overlays/chromiumos-overlay/+/890198
 

Currently cupsd uses -K minijail parameter. This avoids marking all mount NS MS_PRIVATE. We migrate to -b when fine-grained mount NS propogation is available.

introduced in:https://chromium-review.googlesource.com/c/chromiumos/overlays/chromiumos-overlay/+/890198