diff options
author | 2018-10-05 16:18:12 -0700 | |
---|---|---|
committer | 2018-11-12 08:56:25 -0800 | |
commit | bc2072c9adebd6ed1a192ed55ae195d8fb415c8d (patch) | |
tree | 3232b5a23a33fe93103e6a46419123846162e847 /Documentation | |
parent | doc: rcu: Add more rationale for using rcu_read_lock_sched in checklist (diff) | |
download | linux-bc2072c9adebd6ed1a192ed55ae195d8fb415c8d.tar.gz linux-bc2072c9adebd6ed1a192ed55ae195d8fb415c8d.tar.bz2 linux-bc2072c9adebd6ed1a192ed55ae195d8fb415c8d.zip |
doc: rcu: Remove obsolete suggestion from checklist
call_rcu_bh is now implemented in terms of call_rcu, so the suggestion
to use a different API for speed benefits is not accurate anymore.
This commit updates the document accordingly.
Signed-off-by: Joel Fernandes (Google) <joel@joelfernandes.org>
Signed-off-by: Paul E. McKenney <paulmck@linux.ibm.com>
Diffstat (limited to 'Documentation')
-rw-r--r-- | Documentation/RCU/checklist.txt | 6 |
1 files changed, 1 insertions, 5 deletions
diff --git a/Documentation/RCU/checklist.txt b/Documentation/RCU/checklist.txt index 8860ab2a897a..cc22ce49618d 100644 --- a/Documentation/RCU/checklist.txt +++ b/Documentation/RCU/checklist.txt @@ -285,11 +285,7 @@ over a rather long period of time, but improvements are always welcome! here is that superuser already has lots of ways to crash the machine. - d. Use call_rcu_bh() rather than call_rcu(), in order to take - advantage of call_rcu_bh()'s faster grace periods. (This - is only a partial solution, though.) - - e. Periodically invoke synchronize_rcu(), permitting a limited + d. Periodically invoke synchronize_rcu(), permitting a limited number of updates per grace period. The same cautions apply to call_rcu_bh(), call_rcu_sched(), |