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(parent: 0839ade) | patch
srcu: Move ->lock from srcu_struct to srcu_usage
authorPaul E. McKenney <paulmck@kernel.org>
Sat, 18 Mar 2023 01:29:38 +0000 (18:29 -0700)
committerPaul E. McKenney <paulmck@kernel.org>
Tue, 4 Apr 2023 15:36:07 +0000 (08:36 -0700)
commitb3fb11f7e9c3c64dd86403409a070c996d8ac081
tree2494a8e1eaa9f5ba1121fbe435aee0bf1c1315b9tree | snapshot
parent0839ade94bdef395bab02b3a579416c112062026commit | diff
srcu: Move ->lock from srcu_struct to srcu_usage

This commit moves the ->lock field from the srcu_struct structure to
the srcu_usage structure to reduce the size of the former in order to
improve cache locality.

Suggested-by: Christoph Hellwig <hch@lst.de>
Tested-by: Sachin Sant <sachinp@linux.ibm.com>
Tested-by: "Zhang, Qiang1" <qiang1.zhang@intel.com>
Tested-by: Joel Fernandes (Google) <joel@joelfernandes.org>
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
include/linux/srcutree.h diff | blob | history
kernel/rcu/srcutree.c diff | blob | history
Domain: System / Kernel;