commit | 0f11ad323dd3d316830152de63b5737a6261ad14 | [log] [tgz] |
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author | Paul E. McKenney <paulmck@kernel.org> | Mon Feb 10 09:58:37 2020 -0800 |
committer | Paul E. McKenney <paulmck@kernel.org> | Sat Mar 21 16:13:39 2020 -0700 |
tree | ccbf206a73a01493b72660bb41c4db5ca09f42e4 | |
parent | 3d05031ae6de6ad084aa41263aed1343065233d5 [diff] |
rcu: Mark rcu_state.gp_seq to detect concurrent writes The rcu_state structure's gp_seq field is only to be modified by the RCU grace-period kthread, which is single-threaded. This commit therefore enlists KCSAN's help in enforcing this restriction. Signed-off-by: Paul E. McKenney <paulmck@kernel.org>