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On Fri, 2007-11-02 at 10:39 -0700, Linus Torvalds wrote: > > On Fri, 2 Nov 2007, Dave Hansen wrote: > > > > There are certainly more of these, but here is one In the futex > > userspace address, we install the current pid's vnr into a userspace > > address. > > Now, realistically, why not just say "you can't use these things across > namespaces"? Does anybody really care? After all, somebody who screws this > up only screws himself, not anybody else. > > Linus Accessing the same robust futex from different PID namespaces on the same machine via a shared file mapping is logically equivalent to accessing the same robust futex from different machines via a shared filesystem and there's no reason to expect either operation to work correctly. -- Nicholas Miell <nmiell@comcast.net> - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/ | ||||||||||||
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