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linux-modules@vger.kernel.org, rcu@vger.kernel.org, linux-nfs@vger.kernel.org, linux-rt-devel@lists.linux.dev Subject: [PATCH v17 15/47] dept: apply sdt_might_sleep_{start,end}() to waitqueue wait Date: Thu, 2 Oct 2025 17:12:15 +0900 Message-Id: <20251002081247.51255-16-byungchul@sk.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20251002081247.51255-1-byungchul@sk.com> References: <20251002081247.51255-1-byungchul@sk.com> X-Brightmail-Tracker: H4sIAAAAAAAAAzWSa0xTdxjG+Z/zP6eXtO5YXXZEF0yNTHHiJahvojO6fTlfSGYWL3Ex2qwn ayMXVwRlBi1a1HlhpaYQWoeVKAKthrSdkSpLRahW4mhFsChFLqVu1kqipQYR2YHpt9/7PM/7 Pl9eMal4SqWKtXn7eV2eKkdJS7E0Lqtd/llWv2blk2EWekq9GMYSJzFMmnwiSIw/FcFUiw9B ZdBEgsNdSsCbpg80mAcjNFT9W4phtO4MAkvUKuTCzwl4nHyJoC7ygYCI9wSCycq9MPGgk4Qq cwDBxcEwCf80Cbrb149gxPgnCV2RWfBobJQGv/k0DfHgeQJsR1so+MNqQtA84BFBMPaeALsz W+ijwVp1jADz1ZsEDNVbhE5bPvjsz0UQ/t2M4Vq8kwJ/fw8FsaiJhmd3j1Pg7G1H4DgTJcE5 LBgXj1/CUF3TR8PJyQQC340hAro852nod0xRoLe+pSDg7aDgoT2AocN3D4Pf0oCh03OVgsGB 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f7q5gAc5RbnF8O/yjTwcs8yOJUpz9t6FGGGz7A8AH6Pi3pig60YlZPR8wQ5hdHuDEHX4TAcvd+6qp7jOQUdM/gOQbzkwBstc266ecySzq0NKEw/4q4u9T78k/se1FCJH9ZQQnGmEXgkj36Tr6lf4P+XpQupzmT83QH7JQDbGKJdYAk8k= 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: List-Subscribe: List-Unsubscribe: Make 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 09855d819418..65dd50f25e54 100644 --- a/include/linux/wait.h +++ b/include/linux/wait.h @@ -7,6 +7,7 @@ #include #include #include +#include #include @@ -305,6 +306,7 @@ 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);\ @@ -323,6 +325,7 @@ extern void init_wait_entry(struct wait_queue_entry *wq_entry, int flags); break; \ } \ finish_wait(&wq_head, &__wq_entry); \ + sdt_might_sleep_end(); \ __out: __ret; \ }) -- 2.17.1