There is only ever the one read-exit task, and there is no module
parameter named rcutorture.read_exit, so remove the bogus documentation.
Instead, use rcutorture.read_exit_burst to enable/disable read-exit
race testing.

Signed-off-by: Paul E. McKenney <paul...@kernel.org>
Cc: Alexei Starovoitov <a...@kernel.org>
Cc: Andrii Nakryiko <and...@kernel.org>
Cc: Peter Zijlstra <pet...@infradead.org>
Cc: Kent Overstreet <kent.overstr...@linux.dev>
Cc: <b...@vger.kernel.org>
---
 Documentation/admin-guide/kernel-parameters.txt | 5 -----
 1 file changed, 5 deletions(-)

diff --git a/Documentation/admin-guide/kernel-parameters.txt 
b/Documentation/admin-guide/kernel-parameters.txt
index 1518343bbe223..7edc5a5ba9c98 100644
--- a/Documentation/admin-guide/kernel-parameters.txt
+++ b/Documentation/admin-guide/kernel-parameters.txt
@@ -5412,11 +5412,6 @@
                        Set time (jiffies) between CPU-hotplug operations,
                        or zero to disable CPU-hotplug testing.
 
-       rcutorture.read_exit= [KNL]
-                       Set the number of read-then-exit kthreads used
-                       to test the interaction of RCU updaters and
-                       task-exit processing.
-
        rcutorture.read_exit_burst= [KNL]
                        The number of times in a given read-then-exit
                        episode that a set of read-then-exit kthreads
-- 
2.40.1


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