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authorJoel Fernandes (Google) <joel@joelfernandes.org>2020-03-16 12:32:28 -0400
committerPaul E. McKenney <paulmck@kernel.org>2020-04-27 11:02:50 -0700
commita6a82ce18ba443186545d3fefbee8b9419a859dc (patch)
treeab1829c8e55a433ebd52e812da3f34462a9bc39f /drivers/watchdog
parent9154244c1ab6c9db4f1f25ac8f73bd46dba64287 (diff)
rcu/tree: Count number of batched kfree_rcu() locklessly
We can relax the correctness of counting of number of queued objects in favor of not hurting performance, by locklessly sampling per-cpu counters. This should be Ok since under high memory pressure, it should not matter if we are off by a few objects while counting. The shrinker will still do the reclaim. Signed-off-by: Joel Fernandes (Google) <joel@joelfernandes.org> [ paulmck: Remove unused "flags" variable. ] Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
Diffstat (limited to 'drivers/watchdog')
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