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(parent: e6e78b0) | patch
rcu: Make kfree_rcu() use a non-atomic ->monitor_todo
authorJoel Fernandes <joel@joelfernandes.org>
Sun, 22 Sep 2019 17:49:57 +0000 (10:49 -0700)
committerPaul E. McKenney <paulmck@kernel.org>
Fri, 24 Jan 2020 18:24:31 +0000 (10:24 -0800)
commit569d767087ef56a59bc2d1d5f25ee447eeae442a
tree5f41f31f10b0196f177e7c8f0aeadf4042f2553atree | snapshot
parente6e78b004fa7e0ab455d46d27f218bf6ce178a18commit | diff
rcu: Make kfree_rcu() use a non-atomic ->monitor_todo

Because the ->monitor_todo field is always protected by krcp->lock,
this commit downgrades from xchg() to non-atomic unmarked assignment
statements.

Signed-off-by: Joel Fernandes <joel@joelfernandes.org>
[ paulmck: Update to include early-boot kick code. ]
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
kernel/rcu/tree.c diff | blob | history
Domain: System / Kernel;