From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from invmail4.hynix.com (exvmail4.hynix.com [166.125.252.92]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 57E6A6169C; Wed, 24 Jan 2024 12:00:03 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=166.125.252.92 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1706097606; cv=none; b=CWVE7mIovmw3THGVvNDLrCbICKsg/JkmR/hTpIj1q97AWSHcboqYyrJVrH13BC27O3jxZSwkPqHOi2xTFAcuiVwAPXFuqYXibX6+XgRpReehQGmObghEsKA1wGv+1JloY3YI+gqZXtNFWWcFxKgoWWlxdp3hkuPmgTegyzd9JW8= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1706097606; c=relaxed/simple; bh=RIc5udGVOneBYojEExyl4QYDrUVZJa4Vo+L4Ic7nXzw=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References; b=Ay9TKuzDvAlGjHcCdOK0PkrsYPJrIzI2uTjMH3BSCNrJt3TMTBTxLeI+iMGCOmTZHzboT8bpDQcxbuIvzQoq6069UH4g5+TwtGo2fO78Mne8vZzaL72LviEzdOP7oKsfdGfbF5E3g0Jw6oaoYvOYbsyxMB75GUdf4D68mvzhdkA= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=sk.com; spf=pass smtp.mailfrom=sk.com; arc=none smtp.client-ip=166.125.252.92 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=sk.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=sk.com X-AuditID: a67dfc5b-d85ff70000001748-d5-65b0fbb5c9e5 From: Byungchul Park 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 09/26] dept: Apply sdt_might_sleep_{start,end}() to waitqueue wait Date: Wed, 24 Jan 2024 20:59:20 +0900 Message-Id: <20240124115938.80132-10-byungchul@sk.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20240124115938.80132-1-byungchul@sk.com> References: <20240124115938.80132-1-byungchul@sk.com> X-Brightmail-Tracker: H4sIAAAAAAAAAzWSfUzMcRzHfX/Pd5z9HOpHRrtpNs8PsQ/Lw9D6arMxmz/4g5t+000d7ipi LDrFXVG2RFp64Dp3x+UKSdcSRVEdFed2hdbQlNpxcS4PFf757L3X5/15/fXhSHkVPZ1TqRNE jVoZp2CklLR/QtGCO4EycXGeFUF2xmLwfT1NQb7NyoDzpgWBteIEAb31UfBqqA9BoLmVhNwc J4Kid50kVDR0IXCYTjLQ1jMR2n0DDDTmGBhILbEx8PzTMAGeC+cJsNg3w9OsYgJq/R8oyO1l 4HJuKjEyPhLgN5pZMKaEQbcpj4Xhd0ugseslDQ73PLhU4GGg2tFIQUNlNwFtVfkMdFl/0/C0 4QkFzuxMGm58Lmbg05CRBKNvgIUXtYUElOlGRGlfftHwOLOWgLSrtwhof30fQc3ptwTYrS8Z eOjrI6DcnkPCj9J6BN1n+1k4leFn4fKJswgMpy5Q0PrzMQ06z3IIfM9n1q3CD/sGSKwrP4Qd Q4UUbioW8L28ThbratwsLrQn4nLTXFxS3UvgIq+PxnbzGQbbvedZrO9vJ/DnlhYWP7kYoHBP ey6xJWSHNCJGjFMliZpFa3ZLY5u+9dIHrksOD2alMymolNUjCSfw4cLzQQv6n29fuzvGGX6O 4HL5ydE8hQ8VyjPf03ok5Ug+fbxgGmxm9IjjJvPbBVv/kdEOxYcJFb+LxvoyfoXQ05zyzzlL sJTVjnHJCL9xyU2NZjm/XHhrPseOOgU+VSIEvDX034NpwgOTi8pCskI0zozkKnVSvFIVF74w NlmtOrxwz/54Oxr5KOOx4Z2VyOvcVod4DikmyNaZbaKcViZpk+PrkMCRiiky17SbolwWo0w+ Imr279IkxonaOhTCUYpg2dKhQzFyfq8yQdwnigdEzf8twUmmp6Bl3jubGx0J0VEa94OI4HjD lu2bBFlJYuSMyTgjP+LKpqCgZ3U7PEm6lYbW7h/Q4WZnZFZpU6nOqdkhEQdnzo+snr3WmVdg 7kgzHvcssBi2aiKPbWhZ7QpVKydFha98ZDtaX7nCmhYarQsKLkisKNP9anI2bfRfT08o0K+n HmW9UVDaWOWSuaRGq/wDP4BQpk0DAAA= X-Brightmail-Tracker: H4sIAAAAAAAAAzWSfUzMcRzH+/6e7zh+TubnYbTbqi0cNvHZMuMv3zWZvzz+oaMf3aord4na ylFcIu6anIfYVVznSl1XrcJR14qrpeiWtEStIUoNFz14qMw/7732fr/3/uvNkfI8eimn1iSK Wo0qVsFIKenOsPQ1VZMOcV3RmWAwXVwHvu+ZFOSVlTDQXlqMoKTyNAGDjdvh1dgQgsnWNhLM ue0I8vvekFDZ1IvAZTvDQMfAPPD6Rhjw5F5gIL2wjIEXn6cI6LmaQ0CxMwJajAUE1I1/oMA8 yMBNczoxLR8JGLfaWbDqA6HfdoOFqb714OntpKHhlocGV/cquH67h4FHLg8FTTX9BHQ8yGOg t+QPDS1NzyhoN2XTcP9LAQOfx6wkWH0jLLyssxDgyJheO/ftNw1Ps+sIOHennADv64cIHme+ I8BZ0slAg2+IgApnLgkTRY0I+i8Ns3D24jgLN09fQnDh7FUK2n49pSGjJxQmf+YxW8Nww9AI iTMqTmDXmIXCzQUCrr3xhsUZj7tZbHEexxW2EFz4aJDA+V99NHbazzPY+TWHxVnDXgJ/ef6c xc+uTVJ4wGsmdi3fL90cJcaqk0Tt2i2R0ujmH4N0wj3JyVGjgdGjIjYLSTiB3yBU3a2eZYYP Frq6xskZ9ucDhIrs93QWknIkb5gj2EZbmSzEcQv53ULZcMpMh+IDhco/+bN9Gb9RGGjVo3+b K4ViR92sL5n271/vpmZYzocK7+yXWSOSWpCfHfmrNUlxKnVsqFIXE52sUZ9UHo6Pc6Lpz1hT p0w16HvHdjfiOaSYK9tqLxPltCpJlxznRgJHKvxlXUtKRbksSpWcImrjD2qPx4o6N1rGUYrF svA9YqScP6pKFGNEMUHU/k8JTrJUj+IXWtIKjR7HsN/UarOpyb1v0amAzreZQfV7t3ziEkrD fxmC9POueHGva9sOidJYU2+N6I8IOLCgRag/5ppQSqgnfocu15bbX6fq0245gpXNt53UNzHu yO98X1uYzXWiOTpnLHK3JtySeM+0YiIoYP4m/5cG2adQg2du40C1u1tB6aJV60NIrU71F0/v DPAvAwAA X-CFilter-Loop: Reflected Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Makes Dept able to track dependencies by waitqueue waits. Signed-off-by: Byungchul Park --- include/linux/wait.h | 3 +++ 1 file changed, 3 insertions(+) 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 #include #include +#include #include #include @@ -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; \ }) -- 2.17.1