Message ID | 20240508094726.35754-13-byungchul@sk.com (mailing list archive) |
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Return-Path: <owner-linux-mm@kvack.org> X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id BA4BAC25B5F for <linux-mm@archiver.kernel.org>; Wed, 8 May 2024 09:48:14 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 99A296B00E9; Wed, 8 May 2024 05:47:54 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 94BFE6B00EB; Wed, 8 May 2024 05:47:54 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 7E8566B00EC; Wed, 8 May 2024 05:47:54 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0016.hostedemail.com [216.40.44.16]) by kanga.kvack.org (Postfix) with ESMTP id 606EF6B00E9 for <linux-mm@kvack.org>; Wed, 8 May 2024 05:47:54 -0400 (EDT) Received: from smtpin22.hostedemail.com (a10.router.float.18 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her0gyugyu@gmail.com Subject: [PATCH v14 12/28] dept: Apply sdt_might_sleep_{start,end}() to swait Date: Wed, 8 May 2024 18:47:09 +0900 Message-Id: <20240508094726.35754-13-byungchul@sk.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20240508094726.35754-1-byungchul@sk.com> References: <20240508094726.35754-1-byungchul@sk.com> X-Brightmail-Tracker: H4sIAAAAAAAAAzXSfUzMcRwHcN/v7/Funf12bP3kD3ZjhomMfDzMbMSXeZynDcNNv9xRyV0i G7ueqNQREhUqdqVLcdc837mOotCTprKrEUvN1XFckxoq/PPZa5/Pe++/PjylLGcCeG1ktKSL VIerWDkt7/HLn7Fg1cKwWV1JYyAjbRb4vifTkFtWwkJ9qRlBSXkchu7KFdDc50Yw8KqOgqzM egT579soKK9qR2Arimfh9cfR0OTzsFCdeYqFhGtlLDR8HsTgunAWg9myBl6cKcDg6P9EQ1Y3 CzlZCXhodGHoNxVzYDJMho6ibA4G3wdBdfsbBmxvp8OlKy4WHtmqaai614Hh9YNcFtpLfjPw ouo5DfUZ6Qzc7C1g4XOfiQKTz8NBoyMPw63EoaIT334x8CzdgeHE9dsYmlofIrAnv8NgKXnD whOfG4PVkknBz8JKBB3GHg6S0vo5yIkzIjiVdIGGRNdcGPiRyy6ZT564PRRJtB4mtr48mtQU iOR+dhtHEu1vOZJnOUSsRdPItUfdmOR7fQyxFKewxOI9y5HUniZMemtrOfL84gBNPjZl4fUB 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DEPT(Dependency Tracker)
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diff --git a/include/linux/swait.h b/include/linux/swait.h index d324419482a0..277ac74f61c3 100644 --- a/include/linux/swait.h +++ b/include/linux/swait.h @@ -6,6 +6,7 @@ #include <linux/stddef.h> #include <linux/spinlock.h> #include <linux/wait.h> +#include <linux/dept_sdt.h> #include <asm/current.h> /* @@ -161,6 +162,7 @@ extern void finish_swait(struct swait_queue_head *q, struct swait_queue *wait); 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 @@ extern void finish_swait(struct swait_queue_head *q, struct swait_queue *wait); cmd; \ } \ finish_swait(&wq, &__wait); \ + sdt_might_sleep_end(); \ __out: __ret; \ })
Makes Dept able to track dependencies by swaits. Signed-off-by: Byungchul Park <byungchul@sk.com> --- include/linux/swait.h | 3 +++ 1 file changed, 3 insertions(+)