]> git.proxmox.com Git - mirror_ubuntu-bionic-kernel.git/blobdiff - kernel/rcu/rcutorture.c
Merge tag 'pci-v4.4-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci
[mirror_ubuntu-bionic-kernel.git] / kernel / rcu / rcutorture.c
index 77192953dee5f5a54b10131ee70684fafb18c2c6..d89328e260df6f4f953b649fea98587aacf12318 100644 (file)
@@ -252,7 +252,7 @@ struct rcu_torture_ops {
        void (*exp_sync)(void);
        unsigned long (*get_state)(void);
        void (*cond_sync)(unsigned long oldstate);
-       void (*call)(struct rcu_head *head, void (*func)(struct rcu_head *rcu));
+       call_rcu_func_t call;
        void (*cb_barrier)(void);
        void (*fqs)(void);
        void (*stats)(void);
@@ -448,7 +448,7 @@ static void synchronize_rcu_busted(void)
 }
 
 static void
-call_rcu_busted(struct rcu_head *head, void (*func)(struct rcu_head *rcu))
+call_rcu_busted(struct rcu_head *head, rcu_callback_t func)
 {
        /* This is a deliberate bug for testing purposes only! */
        func(head);
@@ -523,7 +523,7 @@ static void srcu_torture_synchronize(void)
 }
 
 static void srcu_torture_call(struct rcu_head *head,
-                             void (*func)(struct rcu_head *head))
+                             rcu_callback_t func)
 {
        call_srcu(srcu_ctlp, head, func);
 }
@@ -695,7 +695,7 @@ static bool __maybe_unused torturing_tasks(void)
 
 #define RCUTORTURE_TASKS_OPS
 
-static bool torturing_tasks(void)
+static bool __maybe_unused torturing_tasks(void)
 {
        return false;
 }
@@ -768,7 +768,6 @@ static int rcu_torture_boost(void *arg)
                                }
                                call_rcu_time = jiffies;
                        }
-                       cond_resched_rcu_qs();
                        stutter_wait("rcu_torture_boost");
                        if (torture_must_stop())
                                goto checkwait;
@@ -1208,7 +1207,6 @@ rcu_torture_reader(void *arg)
                __this_cpu_inc(rcu_torture_batch[completed]);
                preempt_enable();
                cur_ops->readunlock(idx);
-               cond_resched_rcu_qs();
                stutter_wait("rcu_torture_reader");
        } while (!torture_must_stop());
        if (irqreader && cur_ops->irq_capable) {
@@ -1742,15 +1740,15 @@ rcu_torture_init(void)
                for (i = 0; i < ARRAY_SIZE(torture_ops); i++)
                        pr_alert(" %s", torture_ops[i]->name);
                pr_alert("\n");
-               torture_init_end();
-               return -EINVAL;
+               firsterr = -EINVAL;
+               goto unwind;
        }
        if (cur_ops->fqs == NULL && fqs_duration != 0) {
                pr_alert("rcu-torture: ->fqs NULL and non-zero fqs_duration, fqs disabled.\n");
                fqs_duration = 0;
        }
        if (cur_ops->init)
-               cur_ops->init(); /* no "goto unwind" prior to this point!!! */
+               cur_ops->init();
 
        if (nreaders >= 0) {
                nrealreaders = nreaders;