On Tue, Mar 02, 2021 at 09:47:10AM +, Lorenz Bauer wrote:
> On Mon, 1 Mar 2021 at 10:04, Christian Brauner
> wrote:
> >
> > Hey Lorenz,
> >
> > Just to make sure: is it intentional that any user can retrieve the
> > cookie associated with any network namespace, i.e. you don't require any
> >
On Mon, 1 Mar 2021 at 10:04, Christian Brauner
wrote:
>
> Hey Lorenz,
>
> Just to make sure: is it intentional that any user can retrieve the
> cookie associated with any network namespace, i.e. you don't require any
> form of permission checking in the owning user namespace of the network
>
On Wed, Feb 10, 2021 at 12:04:23PM +, Lorenz Bauer wrote:
> Network namespaces have a globally unique non-zero identifier aka a
> cookie, in line with socket cookies. Add an ioctl to retrieve the
> cookie from user space without going via BPF.
>
> Cc: linux-...@vger.kernel.org
>
Network namespaces have a globally unique non-zero identifier aka a
cookie, in line with socket cookies. Add an ioctl to retrieve the
cookie from user space without going via BPF.
Cc: linux-...@vger.kernel.org
Signed-off-by: Lorenz Bauer
---
fs/nsfs.c | 9 +
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