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SubjectRe: [PATCH] namespaces: uts_ns: make information visible via /proc/PID/uts directory
Sam Vilain wrote:

>I didn't grab uts_sem. That semaphore could be made per-uts_ns, in
>theory. Whether anyone cares about contention that much is another

FWIW, the uts_sem isn't mentioned anywhere in the
/proc/sys/kernel/osname sysctl, either. So that interface probably
isn't safe on SMP/preempt.

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