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authorPaul E. McKenney <paulmck@linux.vnet.ibm.com>2018-07-03 17:22:34 -0700
committerPaul E. McKenney <paulmck@linux.vnet.ibm.com>2018-08-30 16:02:57 -0700
commite1741c69d427596c67639b25f1309836e001c224 (patch)
treedb84c829777d0ea9bc5598e10befb7790fab2fad /kernel/rcu
parent33dbdbf02538e8f088f83a89de68436da590ce76 (diff)
downloadlinux-e1741c69d427596c67639b25f1309836e001c224.tar.gz
rcu: Remove rsp parameter from rcu_stall_kick_kthreads()
There now is only one rcu_state structure in a given build of the
Linux kernel, so there is no need to pass it as a parameter to RCU's
functions.  This commit therefore removes the rsp parameter from
rcu_stall_kick_kthreads().

Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Diffstat (limited to 'kernel/rcu')
-rw-r--r--kernel/rcu/tree.c9
1 files changed, 5 insertions, 4 deletions
diff --git a/kernel/rcu/tree.c b/kernel/rcu/tree.c
index 3e252b80e0bf..20466fe22e82 100644
--- a/kernel/rcu/tree.c
+++ b/kernel/rcu/tree.c
@@ -1290,9 +1290,10 @@ static void rcu_dump_cpu_stacks(void)
  * If too much time has passed in the current grace period, and if
  * so configured, go kick the relevant kthreads.
  */
-static void rcu_stall_kick_kthreads(struct rcu_state *rsp)
+static void rcu_stall_kick_kthreads(void)
 {
 	unsigned long j;
+	struct rcu_state *rsp = &rcu_state;
 
 	if (!rcu_kick_kthreads)
 		return;
@@ -1323,7 +1324,7 @@ static void print_other_cpu_stall(struct rcu_state *rsp, unsigned long gp_seq)
 	long totqlen = 0;
 
 	/* Kick and suppress, if so configured. */
-	rcu_stall_kick_kthreads(rsp);
+	rcu_stall_kick_kthreads();
 	if (rcu_cpu_stall_suppress)
 		return;
 
@@ -1394,7 +1395,7 @@ static void print_cpu_stall(struct rcu_state *rsp)
 	long totqlen = 0;
 
 	/* Kick and suppress, if so configured. */
-	rcu_stall_kick_kthreads(rsp);
+	rcu_stall_kick_kthreads();
 	if (rcu_cpu_stall_suppress)
 		return;
 
@@ -1452,7 +1453,7 @@ static void check_cpu_stall(struct rcu_state *rsp, struct rcu_data *rdp)
 	if ((rcu_cpu_stall_suppress && !rcu_kick_kthreads) ||
 	    !rcu_gp_in_progress())
 		return;
-	rcu_stall_kick_kthreads(rsp);
+	rcu_stall_kick_kthreads();
 	j = jiffies;
 
 	/*