srcu: Move ->level from srcu_struct to srcu_usage

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This commit moves the ->level[] array 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>

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This commit is contained in:

Paul E. McKenney 2023-03-17 14:43:08 -07:00

parent 95433f7263

commit 208f41b131

2 changed files with 9 additions and 9 deletions

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4

include/linux/srcutree.h

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14

kernel/rcu/srcutree.c

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