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user_namespaces.7: Rework text on filesystem support for user namespaces 

Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
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Michael Kerrisk 2014-06-02 14:43:05 +02:00
parent bc92175773
commit ed8bd8452c
1 changed files with 7 additions and 5 deletions
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12
man7/user_namespaces.7
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@ -578,11 +578,13 @@ User namespaces require support in a range of subsystems across
the kernel.
When an unsupported subsystem is configured into the kernel,
it is not possible to configure user namespaces support.
As at Linux 3.8, most relevant subsystems support user namespaces,
but there are a number of filesystems that do not.
Linux 3.9 added user namespaces support for many of the remaining
unsupported filesystems:
Plan 9 (9P), Andrew File System (AFS), Ceph, CIFS, CODA, NFS, and OCFS2.
As at Linux 3.8, most relevant subsystems supported user namespaces,
but a number of filesystems did not have the infrastructure needed
to map user and group IDs between user namespaces.
Linux 3.9 added the required infrastructure support for many of
the remaining unsupported filesystems
(Plan 9 (9P), Andrew File System (AFS), Ceph, CIFS, CODA, NFS, and OCFS2).
XFS support for user namespaces is not yet available.
.\"
.SH EXAMPLE