diff options
Diffstat (limited to 'kernel/rcu')
| -rw-r--r-- | kernel/rcu/rcutorture.c | 38 |
1 files changed, 15 insertions, 23 deletions
diff --git a/kernel/rcu/rcutorture.c b/kernel/rcu/rcutorture.c index 2560e9313887..9357c88cc8cc 100644 --- a/kernel/rcu/rcutorture.c +++ b/kernel/rcu/rcutorture.c @@ -304,7 +304,7 @@ rcu_torture_cb(struct rcu_head *p) int i; struct rcu_torture *rp = container_of(p, struct rcu_torture, rtort_rcu); - if (fullstop != FULLSTOP_DONTSTOP) { + if (torture_must_stop_irq()) { /* Test is ending, just drop callbacks on the floor. */ /* The next initialization will pick up the pieces. */ return; @@ -572,8 +572,7 @@ static int rcu_torture_boost(void *arg) while (ULONG_CMP_LT(jiffies, oldstarttime)) { schedule_timeout_interruptible(oldstarttime - jiffies); rcu_stutter_wait("rcu_torture_boost"); - if (kthread_should_stop() || - fullstop != FULLSTOP_DONTSTOP) + if (torture_must_stop()) goto checkwait; } @@ -595,8 +594,7 @@ static int rcu_torture_boost(void *arg) } cond_resched(); rcu_stutter_wait("rcu_torture_boost"); - if (kthread_should_stop() || - fullstop != FULLSTOP_DONTSTOP) + if (torture_must_stop()) goto checkwait; } @@ -621,7 +619,7 @@ static int rcu_torture_boost(void *arg) /* Go do the stutter. */ checkwait: rcu_stutter_wait("rcu_torture_boost"); - } while (!kthread_should_stop() && fullstop == FULLSTOP_DONTSTOP); + } while (!torture_must_stop()); /* Clean up and exit. */ VERBOSE_TOROUT_STRING("rcu_torture_boost task stopping"); @@ -659,7 +657,7 @@ rcu_torture_fqs(void *arg) fqs_burst_remaining -= fqs_holdoff; } rcu_stutter_wait("rcu_torture_fqs"); - } while (!kthread_should_stop() && fullstop == FULLSTOP_DONTSTOP); + } while (!torture_must_stop()); VERBOSE_TOROUT_STRING("rcu_torture_fqs task stopping"); torture_shutdown_absorb("rcu_torture_fqs"); while (!kthread_should_stop()) @@ -731,7 +729,7 @@ rcu_torture_writer(void *arg) } rcutorture_record_progress(++rcu_torture_current_version); rcu_stutter_wait("rcu_torture_writer"); - } while (!kthread_should_stop() && fullstop == FULLSTOP_DONTSTOP); + } while (!torture_must_stop()); VERBOSE_TOROUT_STRING("rcu_torture_writer task stopping"); torture_shutdown_absorb("rcu_torture_writer"); while (!kthread_should_stop()) @@ -768,7 +766,7 @@ rcu_torture_fakewriter(void *arg) cur_ops->exp_sync(); } rcu_stutter_wait("rcu_torture_fakewriter"); - } while (!kthread_should_stop() && fullstop == FULLSTOP_DONTSTOP); + } while (!torture_must_stop()); VERBOSE_TOROUT_STRING("rcu_torture_fakewriter task stopping"); torture_shutdown_absorb("rcu_torture_fakewriter"); @@ -913,7 +911,7 @@ rcu_torture_reader(void *arg) cur_ops->readunlock(idx); schedule(); rcu_stutter_wait("rcu_torture_reader"); - } while (!kthread_should_stop() && fullstop == FULLSTOP_DONTSTOP); + } while (!torture_must_stop()); VERBOSE_TOROUT_STRING("rcu_torture_reader task stopping"); torture_shutdown_absorb("rcu_torture_reader"); if (irqreader && cur_ops->irq_capable) @@ -1022,9 +1020,6 @@ rcu_torture_stats_print(void) /* * Periodically prints torture statistics, if periodic statistics printing * was specified via the stat_interval module parameter. - * - * No need to worry about fullstop here, since this one doesn't reference - * volatile state or register callbacks. */ static int rcu_torture_stats(void *arg) @@ -1034,7 +1029,7 @@ rcu_torture_stats(void *arg) schedule_timeout_interruptible(stat_interval * HZ); rcu_torture_stats_print(); torture_shutdown_absorb("rcu_torture_stats"); - } while (!kthread_should_stop()); + } while (!torture_must_stop()); VERBOSE_TOROUT_STRING("rcu_torture_stats task stopping"); return 0; } @@ -1241,16 +1236,15 @@ static int rcu_torture_barrier_cbs(void *arg) wait_event(barrier_cbs_wq[myid], (newphase = ACCESS_ONCE(barrier_phase)) != lastphase || - kthread_should_stop() || - fullstop != FULLSTOP_DONTSTOP); + torture_must_stop()); lastphase = newphase; smp_mb(); /* ensure barrier_phase load before ->call(). */ - if (kthread_should_stop() || fullstop != FULLSTOP_DONTSTOP) + if (torture_must_stop()) break; cur_ops->call(&rcu, rcu_torture_barrier_cbf); if (atomic_dec_and_test(&barrier_cbs_count)) wake_up(&barrier_wq); - } while (!kthread_should_stop() && fullstop == FULLSTOP_DONTSTOP); + } while (!torture_must_stop()); VERBOSE_TOROUT_STRING("rcu_torture_barrier_cbs task stopping"); torture_shutdown_absorb("rcu_torture_barrier_cbs"); while (!kthread_should_stop()) @@ -1275,9 +1269,8 @@ static int rcu_torture_barrier(void *arg) wake_up(&barrier_cbs_wq[i]); wait_event(barrier_wq, atomic_read(&barrier_cbs_count) == 0 || - kthread_should_stop() || - fullstop != FULLSTOP_DONTSTOP); - if (kthread_should_stop() || fullstop != FULLSTOP_DONTSTOP) + torture_must_stop()); + if (torture_must_stop()) break; n_barrier_attempts++; cur_ops->cb_barrier(); /* Implies smp_mb() for wait_event(). */ @@ -1287,7 +1280,7 @@ static int rcu_torture_barrier(void *arg) } n_barrier_successes++; schedule_timeout_interruptible(HZ / 10); - } while (!kthread_should_stop() && fullstop == FULLSTOP_DONTSTOP); + } while (!torture_must_stop()); VERBOSE_TOROUT_STRING("rcu_torture_barrier task stopping"); torture_shutdown_absorb("rcu_torture_barrier"); while (!kthread_should_stop()) @@ -1585,7 +1578,6 @@ rcu_torture_init(void) else nrealreaders = 2 * num_online_cpus(); rcu_torture_print_module_parms(cur_ops, "Start of test"); - fullstop = FULLSTOP_DONTSTOP; /* Set up the freelist. */ |
