2021-11-03 08:34:47

by Li Zhijian

[permalink] [raw]
Subject: [PATCH v2 2/2] locktorture,rcutorture,torture: Always log error message

Unconditionally log messages corresponding to errors.

Acked-by: Davidlohr Bueso <[email protected]>
Signed-off-by: Li Zhijian <[email protected]>

---
V2: rebase against rcu tree
---
include/linux/torture.h | 9 ++-------
kernel/locking/locktorture.c | 4 ++--
kernel/rcu/rcutorture.c | 8 ++++----
kernel/torture.c | 4 ++--
4 files changed, 10 insertions(+), 15 deletions(-)

diff --git a/include/linux/torture.h b/include/linux/torture.h
index 24f58e50a94b..63fa4196e51c 100644
--- a/include/linux/torture.h
+++ b/include/linux/torture.h
@@ -38,13 +38,8 @@ do { \
pr_alert("%s" TORTURE_FLAG " %s\n", torture_type, s); \
} \
} while (0)
-#define VERBOSE_TOROUT_ERRSTRING(s) \
-do { \
- if (verbose) { \
- verbose_torout_sleep(); \
- pr_alert("%s" TORTURE_FLAG "!!! %s\n", torture_type, s); \
- } \
-} while (0)
+#define TOROUT_ERRSTRING(s) \
+ pr_alert("%s" TORTURE_FLAG "!!! %s\n", torture_type, s)
void verbose_torout_sleep(void);

#define torture_init_error(firsterr) \
diff --git a/kernel/locking/locktorture.c b/kernel/locking/locktorture.c
index 397ac13d2ef7..9c2fb613a55d 100644
--- a/kernel/locking/locktorture.c
+++ b/kernel/locking/locktorture.c
@@ -1047,7 +1047,7 @@ static int __init lock_torture_init(void)
sizeof(writer_tasks[0]),
GFP_KERNEL);
if (writer_tasks == NULL) {
- VERBOSE_TOROUT_ERRSTRING("writer_tasks: Out of memory");
+ TOROUT_ERRSTRING("writer_tasks: Out of memory");
firsterr = -ENOMEM;
goto unwind;
}
@@ -1058,7 +1058,7 @@ static int __init lock_torture_init(void)
sizeof(reader_tasks[0]),
GFP_KERNEL);
if (reader_tasks == NULL) {
- VERBOSE_TOROUT_ERRSTRING("reader_tasks: Out of memory");
+ TOROUT_ERRSTRING("reader_tasks: Out of memory");
kfree(writer_tasks);
writer_tasks = NULL;
firsterr = -ENOMEM;
diff --git a/kernel/rcu/rcutorture.c b/kernel/rcu/rcutorture.c
index 503e14e62e8f..36a273589a35 100644
--- a/kernel/rcu/rcutorture.c
+++ b/kernel/rcu/rcutorture.c
@@ -2774,7 +2774,7 @@ static int rcu_torture_read_exit(void *unused)
&trs, "%s",
"rcu_torture_read_exit_child");
if (IS_ERR(tsp)) {
- VERBOSE_TOROUT_ERRSTRING("out of memory");
+ TOROUT_ERRSTRING("out of memory");
errexit = true;
tsp = NULL;
break;
@@ -3101,7 +3101,7 @@ rcu_torture_init(void)
sizeof(fakewriter_tasks[0]),
GFP_KERNEL);
if (fakewriter_tasks == NULL) {
- VERBOSE_TOROUT_ERRSTRING("out of memory");
+ TOROUT_ERRSTRING("out of memory");
firsterr = -ENOMEM;
goto unwind;
}
@@ -3117,7 +3117,7 @@ rcu_torture_init(void)
rcu_torture_reader_mbchk = kcalloc(nrealreaders, sizeof(*rcu_torture_reader_mbchk),
GFP_KERNEL);
if (!reader_tasks || !rcu_torture_reader_mbchk) {
- VERBOSE_TOROUT_ERRSTRING("out of memory");
+ TOROUT_ERRSTRING("out of memory");
firsterr = -ENOMEM;
goto unwind;
}
@@ -3136,7 +3136,7 @@ rcu_torture_init(void)
if (nrealnocbers > 0) {
nocb_tasks = kcalloc(nrealnocbers, sizeof(nocb_tasks[0]), GFP_KERNEL);
if (nocb_tasks == NULL) {
- VERBOSE_TOROUT_ERRSTRING("out of memory");
+ TOROUT_ERRSTRING("out of memory");
firsterr = -ENOMEM;
goto unwind;
}
diff --git a/kernel/torture.c b/kernel/torture.c
index bb8f411c974b..ef27a6c82451 100644
--- a/kernel/torture.c
+++ b/kernel/torture.c
@@ -570,7 +570,7 @@ int torture_shuffle_init(long shuffint)
shuffle_idle_cpu = -1;

if (!alloc_cpumask_var(&shuffle_tmp_mask, GFP_KERNEL)) {
- VERBOSE_TOROUT_ERRSTRING("Failed to alloc mask");
+ TOROUT_ERRSTRING("Failed to alloc mask");
return -ENOMEM;
}

@@ -934,7 +934,7 @@ int _torture_create_kthread(int (*fn)(void *arg), void *arg, char *s, char *m,
*tp = kthread_run(fn, arg, "%s", s);
if (IS_ERR(*tp)) {
ret = PTR_ERR(*tp);
- VERBOSE_TOROUT_ERRSTRING(f);
+ TOROUT_ERRSTRING(f);
*tp = NULL;
}
torture_shuffle_task_register(*tp);
--
2.32.0