Messages in this thread | | | Date | Mon, 21 Apr 2008 08:01:01 +0100 | From | David R <> | Subject | Re: 2.6.25 Kernel - Problems with capabilities |
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Quoting serge@hallyn.com:
> Quoting David (david@unsolicited.net): >> Casey Schaufler wrote: >>> Do you have a libcap that reflects the change from 32 capabilities >>> to 64? You'll be looking for libcap.so.2.06 or thereabouts. >>> >> Adding libcap-2.08 and recompiling ntpd has fixed the issue, and I'm now >> running normally, thanks! > > I don't understand why, though. Looking at the ntpd code (ntp-4.2.4p4) > it just does a cap_set_proc(cap_from_text("X=epi")); It should simply > be sending in the _LINUX_CAPABILITY_VERSION which shipped with libcap, > which should have been _V1, and the kernel should honor that so long as > you didn't try to send in caps > 31, which ntpd wasn't. > >> Was this userspace visible change planned in advance for 2.6.25 ? ... as I >> guess a few other people with venerable old userspace components may come >> across this issue. >> >> Cheers >> David > > It's been in the works a long time and we thought we'd done pretty > well with backward compatibility. I really don't see why you had > that failure! > > Do you know which version of libcap you had before?
/lib/libcap.so.1 -> libcap.so.1.92
I guess that's 1.92 (should be the version shipped with SuSE 9.1).
Cheers David
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