From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 435963379C5; Mon, 5 May 2025 22:36:48 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1746484608; cv=none; b=rAYXGuxx4kOYB1SdGEgFxm2K4vcLhxnV3dBDZVVGkcGTUWhuXEtTK1ms8sylNT4WSk1Wnq9J5nN+54TskZ6KPtoZ4lfjjW/p0ipb1DsLr5Sd8MLkNTiQ0st8dy3NSL5afZltNgqi6nr9p8vGWKEO7q2itLMMnG6a1sbKTqY0+d4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1746484608; c=relaxed/simple; bh=OEbEVSv48B9JXaosrmPuliyiklKFTPE3Wjq/FCeeJnE=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=t9nQEi3O6Ls65WuyNqd0S68TIWpVLbi1/gj4IDCYk+XowoTCLEzUhnvYyb/ltlwbGTQR4FUZfgRV+j46c2rRqWge4GGcO+qjSv5h+CjZFq51+IHHvSCRc1yQxA0e5go0YL8Toxl2WFHAIctoUJlve2TM4KZeKhFpw3m0D5AfYcs= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=YSAJS+7T; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="YSAJS+7T" Received: by smtp.kernel.org (Postfix) with ESMTPSA id C32F5C4CEEE; Mon, 5 May 2025 22:36:46 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1746484608; bh=OEbEVSv48B9JXaosrmPuliyiklKFTPE3Wjq/FCeeJnE=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=YSAJS+7T00iZX4DaBOUbSKXhfdmzObMaU5Z5RBA+wnyaVuBUHWmRJoB1k0bupD963 GObU1rwBLosg6wj2FNnbWrU0/MyADXF5t126gC2mFbO6Ds+MNdnxGT9kzpAGkUkhS1 eaHBp33d4kXubLALLpzaXpAd7kxBAKPmdErDhvAxBNQG0W9jQUE/VjS5RXXPwXs5MI aAuCGRwiDK0EQcsNqzM7as5nQt4XVs34yVPNrS2m3loLiYUUd1PqZ/AH2X3dTbbNKd QiTNCqd9ySUv8XiOKxUOYnMSIUaLpCMKbGGPaRzE2rvWnEffQ0R0tL/Bq7vr6fNsjc 9MbIOQ/WY3SDg== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Ankur Arora , "Paul E . McKenney" , Frederic Weisbecker , Sebastian Andrzej Siewior , Boqun Feng , Sasha Levin , neeraj.upadhyay@kernel.org, joel@joelfernandes.org, josh@joshtriplett.org, urezki@gmail.com, rcu@vger.kernel.org Subject: [PATCH AUTOSEL 6.14 559/642] rcu: fix header guard for rcu_all_qs() Date: Mon, 5 May 2025 18:12:55 -0400 Message-Id: <20250505221419.2672473-559-sashal@kernel.org> X-Mailer: git-send-email 2.39.5 In-Reply-To: <20250505221419.2672473-1-sashal@kernel.org> References: <20250505221419.2672473-1-sashal@kernel.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore X-stable-base: Linux 6.14.5 Content-Transfer-Encoding: 8bit From: Ankur Arora [ Upstream commit ad6b5b73ff565e88aca7a7d1286788d80c97ba71 ] rcu_all_qs() is defined for !CONFIG_PREEMPT_RCU but the declaration is conditioned on CONFIG_PREEMPTION. With CONFIG_PREEMPT_LAZY, CONFIG_PREEMPTION=y does not imply CONFIG_PREEMPT_RCU=y. Decouple the two. Cc: Paul E. McKenney Reviewed-by: Frederic Weisbecker Reviewed-by: Sebastian Andrzej Siewior Signed-off-by: Ankur Arora Signed-off-by: Paul E. McKenney Signed-off-by: Boqun Feng Signed-off-by: Sasha Levin --- include/linux/rcutree.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/include/linux/rcutree.h b/include/linux/rcutree.h index 27d86d9127817..aad586f15ed0c 100644 --- a/include/linux/rcutree.h +++ b/include/linux/rcutree.h @@ -103,7 +103,7 @@ extern int rcu_scheduler_active; void rcu_end_inkernel_boot(void); bool rcu_inkernel_boot_has_ended(void); bool rcu_is_watching(void); -#ifndef CONFIG_PREEMPTION +#ifndef CONFIG_PREEMPT_RCU void rcu_all_qs(void); #endif -- 2.39.5