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[v11,18/26] dept: Apply timeout consideration to swait

Message ID	20240124115938.80132-19-byungchul@sk.com
State	New
Headers	Received-SPF: pass (google.com: domain of linux-kernel+bounces-36935-ouuuleilei=gmail.com@vger.kernel.org designates 2604:1380:45d1:ec00::1 as permitted sender) client-ip=2604:1380:45d1:ec00::1; From: Byungchul Park <byungchul@sk.com> To: linux-kernel@vger.kernel.org Cc: kernel_team@skhynix.com, torvalds@linux-foundation.org, damien.lemoal@opensource.wdc.com, linux-ide@vger.kernel.org, adilger.kernel@dilger.ca, linux-ext4@vger.kernel.org, mingo@redhat.com, peterz@infradead.org, will@kernel.org, tglx@linutronix.de, rostedt@goodmis.org, joel@joelfernandes.org, sashal@kernel.org, daniel.vetter@ffwll.ch, duyuyang@gmail.com, johannes.berg@intel.com, tj@kernel.org, tytso@mit.edu, willy@infradead.org, david@fromorbit.com, amir73il@gmail.com, gregkh@linuxfoundation.org, kernel-team@lge.com, linux-mm@kvack.org, akpm@linux-foundation.org, mhocko@kernel.org, minchan@kernel.org, hannes@cmpxchg.org, vdavydov.dev@gmail.com, sj@kernel.org, jglisse@redhat.com, dennis@kernel.org, cl@linux.com, penberg@kernel.org, rientjes@google.com, vbabka@suse.cz, ngupta@vflare.org, linux-block@vger.kernel.org, josef@toxicpanda.com, linux-fsdevel@vger.kernel.org, viro@zeniv.linux.org.uk, jack@suse.cz, jlayton@kernel.org, dan.j.williams@intel.com, hch@infradead.org, djwong@kernel.org, dri-devel@lists.freedesktop.org, rodrigosiqueiramelo@gmail.com, melissa.srw@gmail.com, hamohammed.sa@gmail.com, 42.hyeyoo@gmail.com, chris.p.wilson@intel.com, gwan-gyeong.mun@intel.com, max.byungchul.park@gmail.com, boqun.feng@gmail.com, longman@redhat.com, hdanton@sina.com, her0gyugyu@gmail.com Subject: [PATCH v11 18/26] dept: Apply timeout consideration to swait Date: Wed, 24 Jan 2024 20:59:29 +0900 Message-Id: <20240124115938.80132-19-byungchul@sk.com> In-Reply-To: <20240124115938.80132-1-byungchul@sk.com> References: <20240124115938.80132-1-byungchul@sk.com> Precedence: bulk
Series	DEPT(Dependency Tracker) \| [v11,00/26] DEPT(Dependency Tracker) [v11,01/26] llist: Move llist_{head,node} definition to types.h [v11,02/26] dept: Implement Dept(Dependency Tracker) [v11,03/26] dept: Add single event dependency tracker APIs [v11,04/26] dept: Add lock dependency tracker APIs [v11,05/26] dept: Tie to Lockdep and IRQ tracing [v11,06/26] dept: Add proc knobs to show stats and dependency graph [v11,07/26] dept: Apply sdt_might_sleep_{start,end}() to wait_for_completion()/complete() [v11,08/26] dept: Apply sdt_might_sleep_{start,end}() to swait [v11,09/26] dept: Apply sdt_might_sleep_{start,end}() to waitqueue wait [v11,10/26] dept: Apply sdt_might_sleep_{start,end}() to hashed-waitqueue wait [v11,11/26] dept: Distinguish each syscall context from another [v11,12/26] dept: Distinguish each work from another [v11,18/26] dept: Apply timeout consideration to swait [v11,19/26] dept: Apply timeout consideration to waitqueue wait [v11,20/26] dept: Apply timeout consideration to hashed-waitqueue wait [v11,23/26] dept: Make Dept able to work with an external wgen [v11,24/26] dept: Track PG_locked with dept [v11,25/26] dept: Print event context requestor's stacktrace on report

Commit Message

Byungchul Park Jan. 24, 2024, 11:59 a.m. UTC

  Now that CONFIG_DEPT_AGGRESSIVE_TIMEOUT_WAIT was introduced, apply the
consideration to swait, assuming an input 'ret' in ___swait_event()
macro is used as a timeout value.

Signed-off-by: Byungchul Park <byungchul@sk.com>
---
 include/linux/swait.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff mbox series

Patch

diff --git a/include/linux/swait.h b/include/linux/swait.h
index 277ac74f61c3..233acdf55e9b 100644
--- a/include/linux/swait.h
+++ b/include/linux/swait.h
@@ -162,7 +162,7 @@  extern void finish_swait(struct swait_queue_head *q, struct swait_queue *wait);
 	struct swait_queue __wait;					\
 	long __ret = ret;						\
 									\
-	sdt_might_sleep_start(NULL);					\
+	sdt_might_sleep_start_timeout(NULL, __ret);			\
 	INIT_LIST_HEAD(&__wait.task_list);				\
 	for (;;) {							\
 		long __int = prepare_to_swait_event(&wq, &__wait, state);\