On 07/30/2013 11:57 AM, Dave Chinner wrote: > On Tue, Jul 30, 2013 at 11:15:50AM +0800, Gao feng wrote: >> On 07/29/2013 03:51 PM, Dave Chinner wrote: >>> http://oss.sgi.com/pipermail/xfs/2013-July/028467.html >>> >>> Basically, the discussion we are currently having is whether project >>> IDs should be exposed to user namespaces at all. e.g: >>> >>> http://oss.sgi.com/pipermail/xfs/2013-July/028497.html >>> http://oss.sgi.com/pipermail/xfs/2013-July/028551.html >>> >>> "Basically, until we have worked out *if* project quotas can be used >>> safely within user namespaces, we need to reject any attempt to use >>> them from within a user namespace container." >>> >> >> yes, seems this v6 patchset allows user in un-init user namespace to setup proj quota >> through ioctl, and the projid hasn't been converted to kprojid in this patchset. >> Doesn't this will cause user in container has the ability to change the proj quota >> which is set by root user in host? > > Dwight just posted v7. can you discuss your concerns in reposnse to > the relevant patch in that series, please? it's much easier for > everyone if we keep the discussion int eh one thread ;) > sure, I am compiling v7 patchset now in order to confirm my misgiving :) Thanks -- To unsubscribe from this list: send the line "unsubscribe linux-fsdevel" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
