From 0cfecd7d754f2ef5d7e6b56ee656a8544ade920a Mon Sep 17 00:00:00 2001 From: "Paul E. McKenney" Date: Mon, 31 Jul 2023 13:10:34 -0700 Subject: torture: Move rcutorture_sched_setaffinity() out of rcutorture The rcutorture_sched_setaffinity() function is needed by locktorture, so move its declaration from rcu.h to torture.h and rename it to the more generic torture_sched_setaffinity() name. Please note that use of this function is still restricted to torture tests, and of those, currently only rcutorture and locktorture. Signed-off-by: Paul E. McKenney Signed-off-by: Frederic Weisbecker --- kernel/rcu/rcu.h | 4 ---- kernel/rcu/rcutorture.c | 2 +- kernel/rcu/update.c | 8 ++++---- 3 files changed, 5 insertions(+), 9 deletions(-) (limited to 'kernel') diff --git a/kernel/rcu/rcu.h b/kernel/rcu/rcu.h index 98e13be411af..567bd3d72e39 100644 --- a/kernel/rcu/rcu.h +++ b/kernel/rcu/rcu.h @@ -568,10 +568,6 @@ void do_trace_rcu_torture_read(const char *rcutorturename, static inline void rcu_gp_set_torture_wait(int duration) { } #endif -#if IS_ENABLED(CONFIG_RCU_TORTURE_TEST) || IS_MODULE(CONFIG_RCU_TORTURE_TEST) -long rcutorture_sched_setaffinity(pid_t pid, const struct cpumask *in_mask); -#endif - #ifdef CONFIG_TINY_SRCU static inline void srcutorture_get_gp_data(enum rcutorture_type test_type, diff --git a/kernel/rcu/rcutorture.c b/kernel/rcu/rcutorture.c index ade42d6a9d9b..7e82fb887d09 100644 --- a/kernel/rcu/rcutorture.c +++ b/kernel/rcu/rcutorture.c @@ -810,7 +810,7 @@ static void synchronize_rcu_trivial(void) int cpu; for_each_online_cpu(cpu) { - rcutorture_sched_setaffinity(current->pid, cpumask_of(cpu)); + torture_sched_setaffinity(current->pid, cpumask_of(cpu)); WARN_ON_ONCE(raw_smp_processor_id() != cpu); } } diff --git a/kernel/rcu/update.c b/kernel/rcu/update.c index 9d3c2e6ba667..c534d6806d3d 100644 --- a/kernel/rcu/update.c +++ b/kernel/rcu/update.c @@ -525,17 +525,17 @@ EXPORT_SYMBOL_GPL(do_trace_rcu_torture_read); do { } while (0) #endif -#if IS_ENABLED(CONFIG_RCU_TORTURE_TEST) || IS_MODULE(CONFIG_RCU_TORTURE_TEST) +#if IS_ENABLED(CONFIG_RCU_TORTURE_TEST) || IS_MODULE(CONFIG_RCU_TORTURE_TEST) || IS_ENABLED(CONFIG_LOCK_TORTURE_TEST) || IS_MODULE(CONFIG_LOCK_TORTURE_TEST) /* Get rcutorture access to sched_setaffinity(). */ -long rcutorture_sched_setaffinity(pid_t pid, const struct cpumask *in_mask) +long torture_sched_setaffinity(pid_t pid, const struct cpumask *in_mask) { int ret; ret = sched_setaffinity(pid, in_mask); - WARN_ONCE(ret, "%s: sched_setaffinity() returned %d\n", __func__, ret); + WARN_ONCE(ret, "%s: sched_setaffinity(%d) returned %d\n", __func__, pid, ret); return ret; } -EXPORT_SYMBOL_GPL(rcutorture_sched_setaffinity); +EXPORT_SYMBOL_GPL(torture_sched_setaffinity); #endif #ifdef CONFIG_RCU_STALL_COMMON -- cgit v1.2.3