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Wed, 6 Mar 2024 08:59:52 +0000 (UTC) Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 8650460DE9; Wed, 6 Mar 2024 08:55:41 +0000 (UTC) X-Original-To: linux-ext4@vger.kernel.org Received: from invmail4.hynix.com (exvmail4.hynix.com [166.125.252.92]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 464785FDD2; Wed, 6 Mar 2024 08:55:38 +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=1709715341; cv=none; b=pfYRemDs93kw6JBGVikpiGnSg/Q4fyYK0Y+IW1QmZ1Fr4RoRsURu+XkonrhTUsxs12EfVPFhtAnomjEPj4i/lsz7kdNSM9KNqKPy5LWZueA86+Hs73PbqpiTsGC2aSlgo//oDCeCS8ohy5tOe8eOeGm2eBp9vvZ7HrcAAzF9tps= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1709715341; c=relaxed/simple; bh=MruAYr/ze2aZU4Q6DDtEFdBspBpkL05uqzvhsrQG5Gc=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References; b=l9oNF9fJLa7+ayKDGgJFgljVzKnZmKD2hAX4Q2G1YKjKtnPV0GOdEGzdz1p5bh2CE6LyILPVfD60BAy0n+rGDSaMBvHTI0Dw6nu5ZHIQy9o0+eMKrXee+i0NbRUN8ZaFKa8faapTbwtdxHgCVYdKx/QxI1FQSGLV1nkClwGxJJE= 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-c8-65e82f7dd99b 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, 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 v13 10/27] dept: Apply sdt_might_sleep_{start,end}() to hashed-waitqueue wait Date: Wed, 6 Mar 2024 17:54:56 +0900 Message-Id: <20240306085513.41482-11-byungchul@sk.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20240306085513.41482-1-byungchul@sk.com> References: <20240306085513.41482-1-byungchul@sk.com> X-Brightmail-Tracker: H4sIAAAAAAAAAzWSf0yMcRzHfb/Pz05nz06bRww7a01WZOJjzJoZz5Y2W+bHmXHco051cqUf xkRlSCpbDt1Sp51bXeJipB9SpESKG09WTa2ppjo77kiRu+ifz177fN577fPHmyUUDyh/VqtL EvU6dZySlpGyUV9T8KkVQ+LKzub1kH9pJbi+nyfBWGmloeNOOQLr/TMYhp9vhQ/uEQQTr98Q YCjoQFDS10PA/eZeBHWWszS8G5gDdpeDhtaCbBoyblXS0PllEkP31SsYym2R0JZnwtAwPkiC YZiGQkMG9owhDOPmMgbM6QHQb7nBwGRfKLT2vqeg7uNyuF7UTUNtXSsJzY/6Mbx7bKSh1zpF QVtzCwkd+TkUVIyZaPjiNhNgdjkYeNtQjOFupkd07tsfCl7kNGA4V3oPg72rBkH9+U8YbNb3 NDS5RjBU2QoI+HX7OYL+y6MMZF0aZ6DwzGUE2VlXScjsDoOJn0Y6fJ3QNOIghMyqFKHOXUwK L028UH2jhxEy6z8yQrHtuFBlCRJu1Q5jocTpogRb2QVasDmvMMLFUTsWxtrbGaHl2gQpDNgN eLu/SrZBI8Zpk0X9io0HZDGDPflUgsSm/n5WzaQjib6IfFieW827jDfxDNdLTcjLNBfIS9I4 4WU/bglflfOZ8jLBjcj40vYtXp7L7eNbSiXGyyQXwH8aezLtlHNr+D5bAfrnXMyX322Y9vh4 9rljudMZBRfGv84o8bDMk/nJ8tVNRf8fms8/tUhkHpIXo1llSKHVJcertXGrQ2LSdNrUkENH 423IUybzqcm9j5CzI6oRcSxS+srDfQZFBaVOTkyLb0Q8Syj95Cd/DYgKuUaddkLUH92vPx4n JjaiBSypnCdf5U7RKLhodZIYK4oJon7milkf/3R0+MjutojAYy/nFQXRC+2qV5st3bmpu4Jj 1u5d9uG0ZVuAu+vh5L1WppdrdHwVdcsORvsNBS/S/Og8yTlCJmqORRSm7Pz8TOObMNWZNLso 6mz8pqjoyKV7tlUskLreOHaHPzEHGIxkSReF+q5L4TmzY3cwlppZP5wKVZgq0nXEUKskE2PU oUGEPlH9Fy08XIRIAwAA X-Brightmail-Tracker: H4sIAAAAAAAAAzWSa0hTcRjG+5/L/8zV5LCsDvYhGd2jMlJ5yYqKLofI6FOBULnylCs3ZTPT qDA3o4s2FebKS8wLS6ZlbV1WUxOnpolmumyJWi7JJNNuk6Z2cUZfXn48z8Pv0ysipUY6WKRQ JQlqlTxehsWUeG+kdvW5tR+F0An9YsjJDAXvj0sUFFZVYui4U4Gg8v4FAoYbd8Hr8REEk20v SDAaOhAUD/SRcL+pH0FNeTqGrsFAcHnHMLQYrmLQllZhePlpioDevFwCKqxR0JpdQkCdb4gC 4zCGAqOWmD4fCfCZLQyY05aApzyfgamBddDS302Ds6iFhpqeVXDjZi+G6poWCprsHgK6nhRi 6K/8Q0NrUzMFHTlZNNweLcHwadxMgtk7xkBnnYmAu7pp28Xvv2l4llVHwMWyewS43jgQ1F56 R4C1shuD0ztCgM1qIGHiViMCz7XPDGRk+hgouHANwdWMPAp0veEw+bMQb9nAO0fGSF5nO83X jJso/nkJxz/O72N4XW0Pw5usp3hb+Uq+tHqY4Iu/eWnearmMeeu3XIa/8tlF8KPt7QzffH2S 4gddRmLfwmjxxlghXpEsqNdujhHHDfXl0IluUcqvhsdMGnLjKyhAxLFhXK3bifyM2WWc2+0j /RzEhnC2rA+0n0l2RMyVte/081z2INdc5mb8TLFLuHejT2c8EjaCG7Aa0D/nIq7ibt2MJ2A6 14/qZzZSNpxr0xbjbCQ2oVkWFKRQJSvlivjwNZqTcakqRcqaowlKK5p+F/O5qRw7+tG1qx6x IiSbI9kSMCRIaXmyJlVZjzgRKQuSnJ0YFKSSWHnqGUGdcFh9Kl7Q1KOFIkq2QLL7gBAjZY/L k4STgpAoqP+3hCggOA29t+zXb38Vms7I9xkPLQ3btL717SJJcIo2ko5yFF2fOO+URbzkolct 9zT4Oh89nGdPq7ZvC6Se2fRPTjwoflsa44h1tIVsdZ0/VjS3ymBR5pd+ietanD4UudQ2plsx +fXegJkJmR8tMelxmCrSk6HszLMH9jrSjygyA2/u2COZLaM0cfJ1K0m1Rv4X/86YqyoDAAA= X-CFilter-Loop: Reflected Precedence: bulk X-Mailing-List: linux-ext4@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Makes Dept able to track dependencies by hashed-waitqueue waits. Signed-off-by: Byungchul Park --- include/linux/wait_bit.h | 3 +++ 1 file changed, 3 insertions(+) diff --git a/include/linux/wait_bit.h b/include/linux/wait_bit.h index 7725b7579b78..fe89282c3e96 100644 --- a/include/linux/wait_bit.h +++ b/include/linux/wait_bit.h @@ -6,6 +6,7 @@ * Linux wait-bit related types and methods: */ #include +#include struct wait_bit_key { void *flags; @@ -246,6 +247,7 @@ extern wait_queue_head_t *__var_waitqueue(void *p); struct wait_bit_queue_entry __wbq_entry; \ long __ret = ret; /* explicit shadow */ \ \ + sdt_might_sleep_start(NULL); \ init_wait_var_entry(&__wbq_entry, var, \ exclusive ? WQ_FLAG_EXCLUSIVE : 0); \ for (;;) { \ @@ -263,6 +265,7 @@ extern wait_queue_head_t *__var_waitqueue(void *p); cmd; \ } \ finish_wait(__wq_head, &__wbq_entry.wq_entry); \ + sdt_might_sleep_end(); \ __out: __ret; \ })