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linaro-mm-sig@lists.linaro.org, linux-i2c@vger.kernel.org, linux-arch@vger.kernel.org, linux-modules@vger.kernel.org, rcu@vger.kernel.org, linux-nfs@vger.kernel.org, linux-rt-devel@lists.linux.dev, 2407018371@qq.com, dakr@kernel.org, miguel.ojeda.sandonis@gmail.com, neilb@ownmail.net, bagasdotme@gmail.com, wsa+renesas@sang-engineering.com, dave.hansen@intel.com, geert@linux-m68k.org, ojeda@kernel.org, alex.gaynor@gmail.com, gary@garyguo.net, bjorn3_gh@protonmail.com, lossin@kernel.org, a.hindborg@kernel.org, aliceryhl@google.com, tmgross@umich.edu, rust-for-linux@vger.kernel.org Subject: [PATCH v19 12/40] dept: apply sdt_might_sleep_{start,end}() to waitqueue wait Date: Mon, 6 Jul 2026 15:19:00 +0900 Message-Id: <20260706061928.66713-13-byungchul@sk.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20260706061928.66713-1-byungchul@sk.com> References: <20260706061928.66713-1-byungchul@sk.com> X-Brightmail-Tracker: H4sIAAAAAAAAAzWSXUxTdxjG/Z/vNlaPHQtHZ2RWcOrQgbrlXaaGux30QhKDGr3QbpxIsbSu 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hBNizFSO2NKPQHdZPsly+ce7hwI7f+NMeEf1ZXj5pV8hJpDliijrWSE88KruLSFmDh6+wMY61PY7E841BEFC+N7K3Be50IY9iiUM5eLYXpvuQbywzzhhPpOd5lDSrBy2u9RRhRee8a+oosAjKH9O+zXvoe83rTh/HDFzxsINUAZpCL3oNTjhcP/pUF4oI4HdYCcG4k/S/QGElGvAg+xsxBsQxSCByjL+6uLvExyCMQd4lpzTX+5gIA9ja2+7GRg/AsRjv 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 dce055e6add3..c8f8b44060fb 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