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| author | Paul E. McKenney <paulmck@kernel.org> | 2022-02-04 12:45:18 -0800 |
|---|---|---|
| committer | Paul E. McKenney <paulmck@kernel.org> | 2022-04-11 17:07:28 -0700 |
| commit | 99d6a2acb8955f12489bfba04f2db22bc0b57726 (patch) | |
| tree | 8406975fc059e6fe639ecd16465658bdd6a97bbf /kernel/scftorture.c | |
| parent | b6f3c6a2b1fe2d754acb7bf64a20e64a8f2c8a1b (diff) | |
| download | linux-stable-99d6a2acb8955f12489bfba04f2db22bc0b57726.tar.gz linux-stable-99d6a2acb8955f12489bfba04f2db22bc0b57726.tar.bz2 linux-stable-99d6a2acb8955f12489bfba04f2db22bc0b57726.zip | |
rcutorture: Suppress debugging grace period delays during flooding
Tree RCU supports grace-period delays using the rcutree.gp_cleanup_delay,
rcutree.gp_init_delay, and rcutree.gp_preinit_delay kernel boot
parameters. These delays are strictly for debugging purposes, and have
proven quite effective at exposing bugs involving race with CPU-hotplug
operations. However, these delays can result in false positives when
used in conjunction with callback flooding, for example, those generated
by the rcutorture.fwd_progress kernel boot parameter.
This commit therefore suppresses grace-period delays while callback
flooding is in progress.
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
Diffstat (limited to 'kernel/scftorture.c')
0 files changed, 0 insertions, 0 deletions