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| author | Paul E. McKenney <paulmck@linux.vnet.ibm.com> | 2017-02-03 09:27:00 -0800 |
|---|---|---|
| committer | Paul E. McKenney <paulmck@linux.vnet.ibm.com> | 2017-04-19 09:29:17 -0700 |
| commit | 024828800926dcb385b094e2438151647c3f8251 (patch) | |
| tree | e6bbde0be435301f880f6b033ab52a3bb354ab99 /mm/debug_page_ref.c | |
| parent | 468d01bec544286bb5283f012b95b5b84636565b (diff) | |
rcu: Make RCU_FANOUT_LEAF help text more explicit about skew_tick
If you set RCU_FANOUT_LEAF too high, you can get lock contention
on the leaf rcu_node, and you should boot with the skew_tick kernel
parameter set in order to avoid this lock contention. This commit
therefore upgrades the RCU_FANOUT_LEAF help text to explicitly state
this.
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Diffstat (limited to 'mm/debug_page_ref.c')
0 files changed, 0 insertions, 0 deletions