linux-kernel - [RESEND PATCH v10 20/25] dept: Apply timeout consideration to waitqueue wait

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite for Android: free password hash cracker in your pocket

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <20230821034637.34630-21-byungchul@sk.com>
Date:   Mon, 21 Aug 2023 12:46:32 +0900
From:   Byungchul Park <byungchul@...com>
To:     linux-kernel@...r.kernel.org
Cc:     kernel_team@...ynix.com, torvalds@...ux-foundation.org,
        damien.lemoal@...nsource.wdc.com, linux-ide@...r.kernel.org,
        adilger.kernel@...ger.ca, linux-ext4@...r.kernel.org,
        mingo@...hat.com, peterz@...radead.org, will@...nel.org,
        tglx@...utronix.de, rostedt@...dmis.org, joel@...lfernandes.org,
        sashal@...nel.org, daniel.vetter@...ll.ch, duyuyang@...il.com,
        johannes.berg@...el.com, tj@...nel.org, tytso@....edu,
        willy@...radead.org, david@...morbit.com, amir73il@...il.com,
        gregkh@...uxfoundation.org, kernel-team@....com,
        linux-mm@...ck.org, akpm@...ux-foundation.org, mhocko@...nel.org,
        minchan@...nel.org, hannes@...xchg.org, vdavydov.dev@...il.com,
        sj@...nel.org, jglisse@...hat.com, dennis@...nel.org, cl@...ux.com,
        penberg@...nel.org, rientjes@...gle.com, vbabka@...e.cz,
        ngupta@...are.org, linux-block@...r.kernel.org,
        josef@...icpanda.com, linux-fsdevel@...r.kernel.org,
        viro@...iv.linux.org.uk, jack@...e.cz, jlayton@...nel.org,
        dan.j.williams@...el.com, hch@...radead.org, djwong@...nel.org,
        dri-devel@...ts.freedesktop.org, rodrigosiqueiramelo@...il.com,
        melissa.srw@...il.com, hamohammed.sa@...il.com,
        42.hyeyoo@...il.com, chris.p.wilson@...el.com,
        gwan-gyeong.mun@...el.com, max.byungchul.park@...il.com,
        boqun.feng@...il.com, longman@...hat.com, hdanton@...a.com,
        her0gyugyu@...il.com
Subject: [RESEND PATCH v10 20/25] dept: Apply timeout consideration to waitqueue wait

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

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

diff --git a/include/linux/wait.h b/include/linux/wait.h
index ff349e609da7..aa1bd964be1e 100644
--- a/include/linux/wait.h
+++ b/include/linux/wait.h
@@ -304,7 +304,7 @@ extern void init_wait_entry(struct wait_queue_entry *wq_entry, int flags);
 	struct wait_queue_entry __wq_entry;					\
 	long __ret = ret;	/* explicit shadow */				\
 										\
-	sdt_might_sleep_start(NULL);						\
+	sdt_might_sleep_start_timeout(NULL, __ret);				\
 	init_wait_entry(&__wq_entry, exclusive ? WQ_FLAG_EXCLUSIVE : 0);	\
 	for (;;) {								\
 		long __int = prepare_to_wait_event(&wq_head, &__wq_entry, state);\
-- 
2.17.1