Message ID | 20240221094933.36348-10-byungchul@sk.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show
Return-Path: <dri-devel-bounces@lists.freedesktop.org> X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 1F63CC54764 for <dri-devel@archiver.kernel.org>; Wed, 21 Feb 2024 09:50:22 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id DB6EC10E6B9; Wed, 21 Feb 2024 09:50:20 +0000 (UTC) Received: from invmail4.hynix.com (exvmail4.skhynix.com [166.125.252.92]) by gabe.freedesktop.org (Postfix) with ESMTP id B580110E6B0 for <dri-devel@lists.freedesktop.org>; Wed, 21 Feb 2024 09:49:49 +0000 (UTC) X-AuditID: a67dfc5b-d85ff70000001748-19-65d5c7392c4f 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, 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diff --git a/include/linux/wait.h b/include/linux/wait.h index 3473b663176f..ebeb4678859f 100644 --- a/include/linux/wait.h +++ b/include/linux/wait.h @@ -7,6 +7,7 @@ #include <linux/list.h> #include <linux/stddef.h> #include <linux/spinlock.h> +#include <linux/dept_sdt.h> #include <asm/current.h> #include <uapi/linux/wait.h> @@ -303,6 +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); \ init_wait_entry(&__wq_entry, exclusive ? WQ_FLAG_EXCLUSIVE : 0); \ for (;;) { \ long __int = prepare_to_wait_event(&wq_head, &__wq_entry, state);\ @@ -318,6 +320,7 @@ extern void init_wait_entry(struct wait_queue_entry *wq_entry, int flags); cmd; \ } \ finish_wait(&wq_head, &__wq_entry); \ + sdt_might_sleep_end(); \ __out: __ret; \ })
Makes Dept able to track dependencies by waitqueue waits. Signed-off-by: Byungchul Park <byungchul@sk.com> --- include/linux/wait.h | 3 +++ 1 file changed, 3 insertions(+)