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| author |   Paul E. McKenney <paulmck@kernel.org> | 2020-01-08 20:12:59 -0800 |
|---|---|---|
| committer | Paul E. McKenney <paulmck@kernel.org> | 2020-02-20 15:58:22 -0800 |
| commit | 3ca3b0e2cbe0050d1777a22b7fc13cad620eb2ba (patch) | |
| tree | 49721ba89164cdb071ddadfec90152f6632a2e40 /tools/perf/scripts/python | |
| parent | rcu: Add *_ONCE() to rcu_data ->rcu_forced_tick (diff) | |
| download | linux-dev-3ca3b0e2cbe0050d1777a22b7fc13cad620eb2ba.tar.xz linux-dev-3ca3b0e2cbe0050d1777a22b7fc13cad620eb2ba.zip | |
rcu: Add *_ONCE() to rcu_node ->boost_kthread_status
The rcu_node structure's ->boost_kthread_status field is accessed
locklessly, so this commit causes all updates to use WRITE_ONCE() and
all reads to use READ_ONCE().
This data race was reported by KCSAN. Not appropriate for backporting
due to failure being unlikely.
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
Diffstat (limited to 'tools/perf/scripts/python')
0 files changed, 0 insertions, 0 deletions