tree ad205a61bc86f13f097e2a0661a71e08ec54bb31
parent 79e33f7993deeaf9b85a48a30c4123a045d858f0
author Paul E. McKenney <paulmck@kernel.org> 1715712460 -0700
committer Paul E. McKenney <paulmck@kernel.org> 1721325443 -0700

rcu-tasks: Remove open-coded one-byte cmpxchg() emulation

This commit removes the open-coded one-byte cmpxchg() emulation from
rcu_trc_cmpxchg_need_qs(), replacing it with just cmpxchg() given the
latter's new-found ability to handle single-byte arguments across all
architectures.

Signed-off-by: Paul E. McKenney <paulmck@kernel.org>