Re: [RFC][PATCH] procfs: Add /proc/<pid>/mapped_files

[Cyrill Gorcunov]

On Wed, Jan 14, 2015 at 12:46:53PM -0800, Calvin Owens wrote:
> > > 
> > > Restriction to CAP_SYSADMIN for follow_link is undertansble, but why do we
> > > restrict readdir and readlink?
> > 
> > We didn't think this functionality might be needed someone but us (criu camp),
> > so that the rule of thumb was CONFIG_CHECKPOINT_RESTORE + CAP_SYSADMIN, until
> > otherwise strictly needed. So I think now we can relax security rules a bit
> > and allow to readdir and such for owners.
> 
> Ah, I feel silly for missing that. I'll send a patch to move map_files
> out from behind CONFIG_CHECKPOINT_RESTORE and change the permissions.

Sure
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