Re: [libvirt] [PATCHv2 6/7] lxc: add virProcessRunInMountNamespace
On Mon, Dec 23, 2013 at 10:55:50PM -0700, Eric Blake wrote:
[..snip..]
+ if (virAsprintf(&path, "/proc/%llu/ns/mnt",
(unsigned long long)pid) < 0)
+ goto cleanup;
+
+ if ((fd = open(path, O_RDONLY)) < 0) {
+ virReportSystemError(errno, "%s",
+ _("Kernel does not provide mount namespace"));
+ goto cleanup;
+ }
So in case mount namespaces are unavailable we'll fail these operations
entirely? I think this is the right thing to do but it will break
distros that have a too old kernel. So shutting down of containers will
no longer work (as it did before).
Cheers,
-- Guido