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| author | Stephen Rothwell <sfr@canb.auug.org.au> | 2015-10-07 12:33:02 +1100 |
|---|---|---|
| committer | Stephen Rothwell <sfr@canb.auug.org.au> | 2015-10-07 12:33:02 +1100 |
| commit | edd2337c257b3bbabe45c0880845ec7d153138a8 (patch) | |
| tree | 92cab57ad5505aa377fcf437965ea9a59e5031f5 /Documentation/kernel-parameters.txt | |
| parent | 9665269c09d3e9e06dd9cf9f0e1286859665db6e (diff) | |
| parent | 7afa512b9fb66dbff919384e43eeccd46b4ba291 (diff) | |
Merge remote-tracking branch 'rcu/rcu/next'
Diffstat (limited to 'Documentation/kernel-parameters.txt')
| -rw-r--r-- | Documentation/kernel-parameters.txt | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt index 31d4b5202b12..2a28d297343a 100644 --- a/Documentation/kernel-parameters.txt +++ b/Documentation/kernel-parameters.txt @@ -3083,9 +3083,12 @@ bytes respectively. Such letter suffixes can also be entirely omitted. cache-to-cache transfer latencies. rcutree.rcu_fanout_leaf= [KNL] - Increase the number of CPUs assigned to each - leaf rcu_node structure. Useful for very large - systems. + Change the number of CPUs assigned to each + leaf rcu_node structure. Useful for very + large systems, which will choose the value 64, + and for NUMA systems with large remote-access + latencies, which will choose a value aligned + with the appropriate hardware boundaries. rcutree.jiffies_till_sched_qs= [KNL] Set required age in jiffies for a |