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31 Jan 2023 17:39:58 +0900 X-Original-SENDERIP: 10.177.244.38 X-Original-MAILFROM: max.byungchul.park@gmail.com From: Byungchul Park To: linux-kernel@vger.kernel.org Cc: 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, paolo.valente@linaro.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 Subject: [PATCH v9 09/25] dept: Apply sdt_might_sleep_{start,end}() to swait Date: Tue, 31 Jan 2023 17:39:38 +0900 Message-Id: <1675154394-25598-10-git-send-email-max.byungchul.park@gmail.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1675154394-25598-1-git-send-email-max.byungchul.park@gmail.com> References: <1675154394-25598-1-git-send-email-max.byungchul.park@gmail.com> X-Rspam-User: X-Rspamd-Server: rspam02 X-Rspamd-Queue-Id: 63715C0015 X-Stat-Signature: 3qzdkw1hgr9imbtp75u1knpcdkcfxj1u X-HE-Tag: 1675154399-685122 X-HE-Meta: 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 zAoGc+wO MHy69evX+/6PSL49+Pz8f8DkSoGgEjq1oA5dxDP2WSfNdhrHST7r62lOQ81WrOcNKxcXTllsMPFRf8k8JqLKXtfk7SzN29FirxZRTnnkh2vKe4eOlbyMOn3Ksjcnhc4nK/kXzYSLIINMz4YZWwXZBfMfzctpPMCMikejGsev8koKv3wtqd+lVjs/zeoSVua8jZ9xxNCeXd+DwcyR9neuvgvUw8Ky+bMlNvPfdBUg0y0/fO8oUt3VcGed5wje0S1VUr5QqB8YdFuO2u7QrcCXOz3G/yCEqtUa8BhmTR7vdnF7xZD/fyqNMrGjflanOmnCeax6e/w9PwPSxGvH4g/N1t+0Q2NZJCn6AJZsQt/QHXt9JpNeShsVccpOjANQ5FSuK05HV8w2Tae8bwWyggIqDbgGYaA== X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: Makes Dept able to track dependencies by swaits. Signed-off-by: Byungchul Park --- include/linux/swait.h | 3 +++ 1 file changed, 3 insertions(+) diff --git a/include/linux/swait.h b/include/linux/swait.h index 6a8c22b..0284821 100644 --- a/include/linux/swait.h +++ b/include/linux/swait.h @@ -6,6 +6,7 @@ #include #include #include +#include #include /* @@ -161,6 +162,7 @@ static inline bool swq_has_sleeper(struct swait_queue_head *wq) struct swait_queue __wait; \ long __ret = ret; \ \ + sdt_might_sleep_start(NULL); \ INIT_LIST_HEAD(&__wait.task_list); \ for (;;) { \ long __int = prepare_to_swait_event(&wq, &__wait, state);\ @@ -176,6 +178,7 @@ static inline bool swq_has_sleeper(struct swait_queue_head *wq) cmd; \ } \ finish_swait(&wq, &__wait); \ + sdt_might_sleep_end(); \ __out: __ret; \ })