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dmarc=fail reason="No valid SPF, No valid DKIM" header.from=gmail.com (policy=none) ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1674782383; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:content-type: content-transfer-encoding:in-reply-to:in-reply-to: references:references; bh=YFB+mTTRMO0UpYua4CshxSpPgO7v1xqcrwX+V2Zz91Y=; b=pPCx+khXjnk6vXBdGXHyaqrieXFQaISTQnWz3bOo9WGnv7HHmbeGScD4Qv640tErJWddIt gGCfE10NLa2M1+wsgmgZ+CUFjXFUC/sUg+iI3d2g68Jl87MgpYe6jB4WYStLjUtUykARZ1 c0ceoAA06Tell5FxQ9H/ysxY37QtFm4= Received: from unknown (HELO lgemrelse7q.lge.com) (156.147.1.151) by 156.147.23.52 with ESMTP; 27 Jan 2023 10:19:42 +0900 X-Original-SENDERIP: 156.147.1.151 X-Original-MAILFROM: max.byungchul.park@gmail.com Received: from unknown (HELO localhost.localdomain) (10.177.244.38) by 156.147.1.151 with ESMTP; 27 Jan 2023 10:19:42 +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 v8 11/25] dept: Apply sdt_might_sleep_{start,end}() to hashed-waitqueue wait Date: Fri, 27 Jan 2023 10:19:04 +0900 Message-Id: <1674782358-25542-12-git-send-email-max.byungchul.park@gmail.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1674782358-25542-1-git-send-email-max.byungchul.park@gmail.com> References: <1674782358-25542-1-git-send-email-max.byungchul.park@gmail.com> X-Rspam-User: X-Rspamd-Queue-Id: 5BC65C0011 X-Rspamd-Server: rspam01 X-Stat-Signature: sku56tq9k5m75igs7hgz59e3oh9b557c X-HE-Tag: 1674782383-515516 X-HE-Meta: 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 XOcirYpY C7rNgYrujEJXvH+hd5or/YkhO9nPcd+1Kf0e8c48ZojvjW1rmgIOTyg+EWC/hzMZCEF+O9vVysYkPNNHU5uNKTWlxNtbiNtASvbuhzN+6BNnJ4AV9XZcZ/gWQZpO29vxLaPpJPIC6So1Q6ihwGap/XwWfGSPw6ml0ZzllYq09gj1J2/F6TI+XFIzQui+MQaDIdJ9vB2oRNi1go9gd2PO1A5hXszl9KFWId4itcE2DHQp6cRn/oKQCBZK2LgDZuiKHqRgx94RuZc9gzQvixILqaGaKge+gZ7R+u7AvHLYn10UsS2DU/i01FyqZYpzQDI+ynqdQFPcF3pLwylGLcxBKy5c16rvuapSOLvTgusr+M8Orj2o= 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 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 7725b75..fe89282 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 @@ struct wait_bit_queue_entry { 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 @@ struct wait_bit_queue_entry { cmd; \ } \ finish_wait(__wq_head, &__wbq_entry.wq_entry); \ + sdt_might_sleep_end(); \ __out: __ret; \ }) -- 1.9.1