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| author | Paul E. McKenney <paulmck@kernel.org> | 2023-11-25 03:29:01 +0300 |
|---|---|---|
| committer | Boqun Feng <boqun.feng@gmail.com> | 2024-02-14 18:53:49 +0300 |
| commit | 739337d482f12b9eff062586ba64f008fcc6efba (patch) | |
| tree | dfa26fdd9ec208ea4b7d344945bdb34c2ca87ea4 /Documentation/RCU/checklist.rst | |
| parent | 3cf501612108b8a7a4cebf8a6ac1d7575080c88f (diff) | |
| download | linux-739337d482f12b9eff062586ba64f008fcc6efba.tar.xz | |
doc: Add CONFIG_RCU_STRICT_GRACE_PERIOD to checklist.rst
This commit adds CONFIG_RCU_STRICT_GRACE_PERIOD to the list of debugging
Kconfig options in checklist.rst.
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
Signed-off-by: Boqun Feng <boqun.feng@gmail.com>
Diffstat (limited to 'Documentation/RCU/checklist.rst')
| -rw-r--r-- | Documentation/RCU/checklist.rst | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/Documentation/RCU/checklist.rst b/Documentation/RCU/checklist.rst index 98a622f77248..addd5c1547a4 100644 --- a/Documentation/RCU/checklist.rst +++ b/Documentation/RCU/checklist.rst @@ -491,6 +491,12 @@ over a rather long period of time, but improvements are always welcome! since the last time that you passed that same object to call_rcu() (or friends). + CONFIG_RCU_STRICT_GRACE_PERIOD: + combine with KASAN to check for pointers leaked out + of RCU read-side critical sections. This Kconfig + option is tough on both performance and scalability, + and so is limited to four-CPU systems. + __rcu sparse checks: tag the pointer to the RCU-protected data structure with __rcu, and sparse will warn you if you access that |