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ast@kernel.org, ziy@nvidia.com, yuzhao@google.com, baolin.wang@linux.alibaba.com, usamaarif642@gmail.com, joel.granados@kernel.org, richard.weiyang@gmail.com, geert+renesas@glider.be, tim.c.chen@linux.intel.com, linux@treblig.org, alexander.shishkin@linux.intel.com, lillian@star-ark.net, chenhuacai@kernel.org, francesco@valla.it, guoweikang.kernel@gmail.com, link@vivo.com, jpoimboe@kernel.org, masahiroy@kernel.org, brauner@kernel.org, thomas.weissschuh@linutronix.de, oleg@redhat.com, mjguzik@gmail.com, andrii@kernel.org, wangfushuai@baidu.com, linux-doc@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-media@vger.kernel.org, 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 Subject: [PATCH v17 16/47] dept: apply sdt_might_sleep_{start,end}() to hashed-waitqueue wait Date: Thu, 2 Oct 2025 17:12:16 +0900 Message-Id: <20251002081247.51255-17-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: H4sIAAAAAAAAAzWSe0hTcRTH+937u3d3w9FtSt6szBZmSG+sTm+poEugBRFBETXy4kY6ZT7K oLDaTC3Llq3anE4tW2lpU3pYmpkavWBaLYupiTHNspG19dCsTemfw4fP+X7PX4chZSeoEEal ThU0akWCnJZgyWBAybyJUV3Khe32SeA40ojB8z0bw49hEwm6u38x/K1vRWBo05PwsWUjlH8Y JaC4tIaGkp5OEmpbuxC88rhpMJv0CI6VVdFgMNswOA16AipsMWC4GQxPuhwUfHLpabC9bUGQ XefBUJJ1CcPFIicN9+ufYHhZV0hDpukHBe0VdgzlHrcIrF/PU+B6nUVAtdYogqxvoxQ8zmsk 4PL3LyQ4Tw1gaMh+T0Bz1W2fsw5S0Gc0E3C23UKDQ19Mw5DZ1zg3kk3DkW/dCLTOJXD9jwOB qaVLFL2QryyqRLwu3zcefXaTvLZmP//b85rm670WzD8t5fgzL+bxd42dIl7b8E7EW2xpvLZ5 kOJrrJF82f2PBG+7lkPzuYOviC2hOySr4oQEVbqgWbBmj0RZ+zwHJXczB8rsVWQm6qZzkZjh 2CiuzTPkY2aMj1uX+TXNRnAdHb9IPwexYVxNnovyM8k+m8Y52ub6OZDdxekrdWNnMBvO9Z7s GctL2aVcXYEZjZ+fwVVUN455sc+/7HmG/Sxjl3A6t5bIRRJfxiTmBiz3iPHCFO6htQPnI6kF 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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 9e29d79fc790..179a616ad245 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 =20 struct wait_bit_key { unsigned long *flags; @@ -257,6 +258,7 @@ extern wait_queue_head_t *__var_waitqueue(void *p); struct wait_bit_queue_entry __wbq_entry; \ long __ret =3D ret; /* explicit shadow */ \ \ + sdt_might_sleep_start(NULL); \ init_wait_var_entry(&__wbq_entry, var, \ exclusive ? WQ_FLAG_EXCLUSIVE : 0); \ for (;;) { \ @@ -274,6 +276,7 @@ extern wait_queue_head_t *__var_waitqueue(void *p); cmd; \ } \ finish_wait(__wq_head, &__wbq_entry.wq_entry); \ + sdt_might_sleep_end(); \ __out: __ret; \ }) =20 --=20 2.17.1