[PATCH v9 18/25] dept: Apply timeout consideration to wait_for_completion()/complete()

From: Byungchul Park
Date: Tue Jan 31 2023 - 03:43:25 EST


Now that CONFIG_DEPT_AGGRESSIVE_TIMEOUT_WAIT was introduced, apply the
consideration to wait_for_completion()/complete().

Signed-off-by: Byungchul Park <max.byungchul.park@xxxxxxxxx>
---
include/linux/completion.h | 4 ++--
kernel/sched/completion.c | 2 +-
2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/include/linux/completion.h b/include/linux/completion.h
index 32d535a..15eede0 100644
--- a/include/linux/completion.h
+++ b/include/linux/completion.h
@@ -41,9 +41,9 @@ struct completion {
*/
#define init_completion_map(x, m) init_completion(x)

-static inline void complete_acquire(struct completion *x)
+static inline void complete_acquire(struct completion *x, long timeout)
{
- sdt_might_sleep_start(&x->dmap);
+ sdt_might_sleep_start_timeout(&x->dmap, timeout);
}

static inline void complete_release(struct completion *x)
diff --git a/kernel/sched/completion.c b/kernel/sched/completion.c
index d57a5c1..261807f 100644
--- a/kernel/sched/completion.c
+++ b/kernel/sched/completion.c
@@ -100,7 +100,7 @@ void complete_all(struct completion *x)
{
might_sleep();

- complete_acquire(x);
+ complete_acquire(x, timeout);

raw_spin_lock_irq(&x->wait.lock);
timeout = do_wait_for_common(x, action, timeout, state);
--
1.9.1