[PATCH v9 21/25] dept: Apply timeout consideration to hashed-waitqueue wait

Byungchul Park max.byungchul.park at gmail.com
Tue Jan 31 08:39:50 UTC 2023


Now that CONFIG_DEPT_AGGRESSIVE_TIMEOUT_WAIT was introduced, apply the
consideration to hashed-waitqueue wait, assuming an input 'ret' in
___wait_var_event() macro is used as a timeout value.

Signed-off-by: Byungchul Park <max.byungchul.park at gmail.com>
---
 include/linux/wait_bit.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/linux/wait_bit.h b/include/linux/wait_bit.h
index fe89282..3ef450d 100644
--- a/include/linux/wait_bit.h
+++ b/include/linux/wait_bit.h
@@ -247,7 +247,7 @@ struct wait_bit_queue_entry {
 	struct wait_bit_queue_entry __wbq_entry;			\
 	long __ret = ret; /* explicit shadow */				\
 									\
-	sdt_might_sleep_start(NULL);					\
+	sdt_might_sleep_start_timeout(NULL, __ret);			\
 	init_wait_var_entry(&__wbq_entry, var,				\
 			    exclusive ? WQ_FLAG_EXCLUSIVE : 0);		\
 	for (;;) {							\
-- 
1.9.1



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