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SubjectRe: [REVIEW][PATCH 4/6] fs: Allow superblock owner to access do_remount_sb()
On Thu, May 24, 2018 at 11:45:06AM -0500, Eric W. Biederman wrote:
> Christian Brauner <christian@brauner.io> writes:
>
> > On Wed, May 23, 2018 at 06:25:36PM -0500, Eric W. Biederman wrote:
> >> Superblock level remounts are currently restricted to global
> >> CAP_SYS_ADMIN, as is the path for changing the root mount to
> >> read only on umount. Loosen both of these permission checks to
> >> also allow CAP_SYS_ADMIN in any namespace which is privileged
> >> towards the userns which originally mounted the filesystem.
> >
> > Acked-by: Christian Brauner <christian@brauner.io>
> >
> >>
> >> Signed-off-by: Seth Forshee <seth.forshee@canonical.com>
> >> Acked-by: "Eric W. Biederman" <ebiederm@xmission.com>
> >> Acked-by: Serge Hallyn <serge.hallyn@canonical.com>
> >
> > Note, I just talked to Serge. This should be Acked-by: Serge Hallyn <serge@hallyn.com>
>
> Now you know how long these patches have been sitting waiting to get
> merged.

Indeed. :)

Christian

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