proc: report no_new_privs state
Similar to being able to examine if a process has been correctly confined with seccomp, the state of no_new_privs is equally interesting, so this adds it to /proc/$pid/status. Link: http://lkml.kernel.org/r/20161103214041.GA58566@beast Signed-off-by:Kees Cook <keescook@chromium.org> Reviewed-by:
Jann Horn <jann@thejh.net> Cc: Jonathan Corbet <corbet@lwn.net> Cc: Vlastimil Babka <vbabka@suse.cz> Cc: Michal Hocko <mhocko@suse.com> Cc: Konstantin Khlebnikov <koct9i@gmail.com> Cc: Hugh Dickins <hughd@google.com> Cc: Naoya Horiguchi <n-horiguchi@ah.jp.nec.com> Cc: Rodrigo Freire <rfreire@redhat.com> Cc: John Stultz <john.stultz@linaro.org> Cc: Ross Zwisler <ross.zwisler@linux.intel.com> Cc: Robert Ho <robert.hu@intel.com> Cc: Jerome Marchand <jmarchan@redhat.com> Cc: Andy Lutomirski <luto@kernel.org> Cc: Johannes Weiner <hannes@cmpxchg.org> Cc: Alexey Dobriyan <adobriyan@gmail.com> Cc: "Richard W.M. Jones" <rjones@redhat.com> Cc: Joe Perches <joe@perches.com> Signed-off-by:
Andrew Morton <akpm@linux-foundation.org> Signed-off-by:
Linus Torvalds <torvalds@linux-foundation.org>
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