srcu: Make SRCU readers use ->srcu_ctrs for counter selection

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This commit causes SRCU readers to use ->srcu_ctrs for counter
selection instead of ->srcu_idx.  This takes another step towards
array-indexing-free SRCU readers.

[ paulmck: Apply kernel test robot feedback. ]

Co-developed-by: Z qiang <qiang.zhang1211@gmail.com>
Signed-off-by: Z qiang <qiang.zhang1211@gmail.com>
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
Tested-by: kernel test robot <oliver.sang@intel.com>
Cc: Alexei Starovoitov <ast@kernel.org>
Cc: Andrii Nakryiko <andrii@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Kent Overstreet <kent.overstreet@linux.dev>
Cc: <bpf@vger.kernel.org>
Signed-off-by: Boqun Feng <boqun.feng@gmail.com>

...

This commit is contained in:

Paul E. McKenney 2024-12-19 16:08:54 -08:00 • committed by Boqun Feng

parent 56eb8be144

commit 795e7efec6

2 changed files with 18 additions and 14 deletions

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9

include/linux/srcutree.h

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23

kernel/rcu/srcutree.c

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