Messages in this thread | | | Date | Thu, 26 Feb 2015 15:13:24 -0600 | From | "Serge E. Hallyn" <> | Subject | Re: [PATCH] capabilities: Ambient capability set V1 |
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On Thu, Feb 26, 2015 at 03:09:48PM -0600, Christoph Lameter wrote: > On Thu, 26 Feb 2015, Serge E. Hallyn wrote: > > > > Same problem as before. The ambient bits will not be set in pE'. > > > > And what if I weren't scatterbrained and we did > > > > if (pA) > > pE' = pP' > > else > > pE' = pP' & fE > > > > All pP' bits would be set in pE'. > > Ok and the non ambient case would break because fE is not available? > Doesnt this reduce to > > pE' = pP' > > in either case?
No. fE is not "not available". If you set it with setcap, you *should* (if i'm tinking right) find fE full when calculating the new capability sets, because of magic_etc.
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