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rcu: Mark accesses to rcu_state.n_force_qs
authorPaul E. McKenney <paulmck@kernel.org>
Tue, 20 Jul 2021 13:16:27 +0000 (06:16 -0700)
committerPaul E. McKenney <paulmck@kernel.org>
Mon, 13 Sep 2021 23:32:45 +0000 (16:32 -0700)
commit2431774f04d1050292054c763070021bade7b151
tree70d1c1de7127d9e8585fa95186332c9e47b6d060
parent6880fa6c56601bb8ed59df6c30fd390cc5f6dd8f
rcu: Mark accesses to rcu_state.n_force_qs

This commit marks accesses to the rcu_state.n_force_qs.  These data
races are hard to make happen, but syzkaller was equal to the task.

Reported-by: syzbot+e08a83a1940ec3846cd5@syzkaller.appspotmail.com
Acked-by: Marco Elver <elver@google.com>
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
kernel/rcu/tree.c