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rcu/nocb: Rename rcu_nocb_leader_stride kernel boot parameter

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This commit changes the name of the rcu_nocb_leader_stride kernel
boot parameter to rcu_nocb_gp_stride in order to account for the new
distinction between callback and grace-period no-CBs kthreads.

Signed-off-by: Paul E. McKenney <[email protected]>
This commit is contained in:
Paul E. McKenney 2019-04-02 08:05:55 -07:00
commit f7c612b000
2 changed files with 11 additions and 10 deletions
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8
kernel/rcu/tree_plugin.h
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@ -2126,8 +2126,8 @@ static void __init rcu_spawn_nocb_kthreads(void)
}
/* How many CB CPU IDs per GP kthread? Default of -1 for sqrt(nr_cpu_ids). */
static int rcu_nocb_leader_stride = -1;
module_param(rcu_nocb_leader_stride, int, 0444);
static int rcu_nocb_gp_stride = -1;
module_param(rcu_nocb_gp_stride, int, 0444);
/*
* Initialize GP-CB relationships for all no-CBs CPU.
@ -2135,7 +2135,7 @@ module_param(rcu_nocb_leader_stride, int, 0444);
static void __init rcu_organize_nocb_kthreads(void)
{
int cpu;
int ls = rcu_nocb_leader_stride;
int ls = rcu_nocb_gp_stride;
int nl = 0; /* Next GP kthread. */
struct rcu_data *rdp;
struct rcu_data *rdp_gp = NULL; /* Suppress misguided gcc warn. */
@ -2145,7 +2145,7 @@ static void __init rcu_organize_nocb_kthreads(void)
return;
if (ls == -1) {
ls = int_sqrt(nr_cpu_ids);
rcu_nocb_leader_stride = ls;
rcu_nocb_gp_stride = ls;
}
/*