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(parent: 208f41b) | patch
srcu: Move ->srcu_size_state from srcu_struct to srcu_usage
authorPaul E. McKenney <paulmck@kernel.org>
Sat, 18 Mar 2023 00:16:30 +0000 (17:16 -0700)
committerPaul E. McKenney <paulmck@kernel.org>
Tue, 4 Apr 2023 15:35:50 +0000 (08:35 -0700)
commita0d8cbd3821369dc9478cabd605417afb9eb24dc
tree08d1bc59aa20af98f0157b03887e5bb5617c7ea1tree | snapshot
parent208f41b1312443401353bec0c1939e2bfc28adcecommit | diff
srcu: Move ->srcu_size_state from srcu_struct to srcu_usage

This commit moves the ->srcu_size_state 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;