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| author | Zqiang <qiang1.zhang@intel.com> | 2021-12-28 19:05:10 +0300 |
|---|---|---|
| committer | Paul E. McKenney <paulmck@kernel.org> | 2022-02-02 04:19:02 +0300 |
| commit | 4b4399b2450de38916718ba9947e6cdb69c99c55 (patch) | |
| tree | 0b2a5f93689032a224d22b612590f7b88253afba /tools/perf/scripts/python/syscall-counts.py | |
| parent | eae9f147a4b02e132187a2d88a403b9ccc28212a (diff) | |
| download | linux-4b4399b2450de38916718ba9947e6cdb69c99c55.tar.xz | |
rcu: Create per-cpu rcuc kthreads only when rcutree.use_softirq=0
The per-CPU "rcuc" kthreads are used only by kernels booted with
rcutree.use_softirq=0, but they are nevertheless unconditionally created
by kernels built with CONFIG_RCU_BOOST=y. This results in "rcuc"
kthreads being created that are never actually used. This commit
therefore refrains from creating these kthreads unless the kernel
is actually booted with rcutree.use_softirq=0.
Acked-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Signed-off-by: Zqiang <qiang1.zhang@intel.com>
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
Diffstat (limited to 'tools/perf/scripts/python/syscall-counts.py')
0 files changed, 0 insertions, 0 deletions