futex: Clean up stale comments
authorThomas Gleixner <tglx@linutronix.de>
Sun, 15 Aug 2021 21:29:06 +0000 (23:29 +0200)
committerIngo Molnar <mingo@kernel.org>
Tue, 17 Aug 2021 17:05:39 +0000 (19:05 +0200)
commitc363b7ed79253d5b53494197f6ae625cff64694f
tree61f52d149263e87c53f4931ffada528656b2933c
parentdc7109aaa233d83b573f75763a9f1ae207042a53
futex: Clean up stale comments

The futex key reference mechanism is long gone. Clean up the stale comments
which still mention it.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Link: https://lore.kernel.org/r/20210815211305.249178312@linutronix.de
kernel/futex.c