From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-19.3 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 0440FC43332 for ; Wed, 6 Jan 2021 00:59:09 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id C195722D6F for ; Wed, 6 Jan 2021 00:59:08 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726396AbhAFA6f (ORCPT ); Tue, 5 Jan 2021 19:58:35 -0500 Received: from mail.kernel.org ([198.145.29.99]:56036 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725894AbhAFA6e (ORCPT ); Tue, 5 Jan 2021 19:58:34 -0500 Received: by mail.kernel.org (Postfix) with ESMTPSA id CBC1A22EBD; Wed, 6 Jan 2021 00:57:38 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1609894658; bh=ov4a0gxGqWWt0k0QEL+7JqwNYWJD2jENOKdcm9IBpPA=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=l7bMyRURVhxPETEaBSrLXPsov+nt7JhD8hupC1IaSsTWAn6HUbQHaBuM9W8PKA7Fw rxha8a1322sf0SxhvOSlTiK/NtIvJIFf4t2HkptYhiGT9+wobttdSwzympEM8yF9o4 8UzE5CGB4uc6gmBqa4LV22yi0WqRuPJ0AVhP3Nn7MiOd93d+mjvgca7CjdH37iGLlM rBkcsPcOl2SA6dppQPfYZS9CzD+Wuy4ZcTJ+664sOdCTF/bCIXVxcmiwvJlLhKjptT orY/lqmWO7EHbV2Tb4dRg62yZeXhRfKfklgFBwDHek3bKVuMBi2Vx0JKY/KSpsJDtH BOdN/A6Ze7cUw== From: paulmck@kernel.org To: rcu@vger.kernel.org Cc: linux-kernel@vger.kernel.org, kernel-team@fb.com, mingo@kernel.org, jiangshanlai@gmail.com, akpm@linux-foundation.org, mathieu.desnoyers@efficios.com, josh@joshtriplett.org, tglx@linutronix.de, peterz@infradead.org, rostedt@goodmis.org, dhowells@redhat.com, edumazet@google.com, fweisbec@gmail.com, oleg@redhat.com, joel@joelfernandes.org, "Paul E. McKenney" Subject: [PATCH tip/core/rcu 6/6] rcu: Make TASKS_TRACE_RCU select IRQ_WORK Date: Tue, 5 Jan 2021 16:57:36 -0800 Message-Id: <20210106005736.12613-6-paulmck@kernel.org> X-Mailer: git-send-email 2.9.5 In-Reply-To: <20210106005713.GA12492@paulmck-ThinkPad-P72> References: <20210106005713.GA12492@paulmck-ThinkPad-P72> Precedence: bulk List-ID: X-Mailing-List: rcu@vger.kernel.org From: "Paul E. McKenney" Tasks Trace RCU uses irq_work_queue() to safely awaken its grace-period kthread, so this commit therefore causes the TASKS_TRACE_RCU Kconfig option select the IRQ_WORK Kconfig option. Reported-by: kernel test robot Acked-by: Randy Dunlap # build-tested Signed-off-by: Paul E. McKenney --- kernel/rcu/Kconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/kernel/rcu/Kconfig b/kernel/rcu/Kconfig index b71e21f..84dfa8d 100644 --- a/kernel/rcu/Kconfig +++ b/kernel/rcu/Kconfig @@ -95,6 +95,7 @@ config TASKS_RUDE_RCU config TASKS_TRACE_RCU def_bool 0 + select IRQ_WORK help This option enables a task-based RCU implementation that uses explicit rcu_read_lock_trace() read-side markers, and allows -- 2.9.5