From nobody Sun Oct 5 18:19:13 2025 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 E933623AD; Fri, 1 Aug 2025 00:12:38 +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=1754007159; cv=none; b=T4tPNC5bXZeL7zJ4KPfXybA1G+JbLrDPAvokkcDKQA29a1RxE1m1dw1M5DaNwZiC62oOMk2yFlMr5XTrwlfPIMtu+/xfOxOx5U3Sm80SmrF9Mv+SGBuccyV6NxVkhv2Js+ysCvUGl3wyuFmEBSCLC9JCJk7IqPmhO8OA3NcuqNE= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1754007159; c=relaxed/simple; bh=MJ5bAfE9Srk8OX6f3Xl/KDXvlfaoSrdv9K67Uthyu4c=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=POhfH3lzYLP0sEI86FGUF/QZPPg/exbDzAsv0g2riag7nNhc6EC6JoKhwZjO5IuGn0sp16TAeJSaP1eKY+eCxZbAIh21l6N3bFpj/2u5vN+teziEwwT7Hlny6JQffOOelXVSuviE40c2veIDQOSMdDbjxAVkGb6Lv2jx7abaIGQ= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=HWgl+S9v; 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="HWgl+S9v" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 82100C4CEF7; Fri, 1 Aug 2025 00:12:38 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1754007158; bh=MJ5bAfE9Srk8OX6f3Xl/KDXvlfaoSrdv9K67Uthyu4c=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=HWgl+S9vzmpUr3PRe/9zMBRIhYjco/mdhRVDOU2M+3ZfXzPGMyaQm+tHBTX8RZOM/ Oe6FNaWPfAXEpOODP4gwU9PBKi0v/IU9QjTfkogNupsbqaASHIXY4W8oOvuQmT19rH JBDYGr1O+O1xMtd2SSzq4j963ozDkD3ZwGjRlyRG5H1+vCRqnrWu0/tTFOWS3JCa1u 3zJ+qeHmUB8DLihBk2NeYzdYXiV0jnDJkJGO46CIMmCbMR4TuaJZ6VhSb5hA+l9oxf oCNNqRFeIdNGzOMf1TxynrSllKw4G4WhCMHukeJmmIKqt93V9RcXZ8chfn8t5Sdm2b VKXbd4DBBWE0Q== Received: by paulmck-ThinkPad-P17-Gen-1.home (Postfix, from userid 1000) id 2B728CE0BB1; Thu, 31 Jul 2025 17:12:38 -0700 (PDT) From: "Paul E. McKenney" To: rcu@vger.kernel.org Cc: linux-kernel@vger.kernel.org, kernel-team@meta.com, rostedt@goodmis.org, "Paul E. McKenney" , Joel Fernandes , Mathieu Desnoyers , Sebastian Andrzej Siewior , bpf@vger.kernel.org Subject: [PATCH v5 3/6] srcu: Add guards for notrace variants of SRCU-fast readers Date: Thu, 31 Jul 2025 17:12:33 -0700 Message-Id: <20250801001236.4091760-3-paulmck@kernel.org> X-Mailer: git-send-email 2.40.1 In-Reply-To: References: Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" This adds the usual scoped_guard(srcu_fast_notrace, &my_srcu) and guard(srcu_fast_notrace)(&my_srcu). Signed-off-by: Paul E. McKenney Reviewed-by: Joel Fernandes Cc: Mathieu Desnoyers Cc: Steven Rostedt Cc: Sebastian Andrzej Siewior Cc: --- include/linux/srcu.h | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/include/linux/srcu.h b/include/linux/srcu.h index 7a692bf8f99b9..ada65b58bc4c5 100644 --- a/include/linux/srcu.h +++ b/include/linux/srcu.h @@ -515,4 +515,9 @@ DEFINE_LOCK_GUARD_1(srcu_fast, struct srcu_struct, srcu_read_unlock_fast(_T->lock, _T->scp), struct srcu_ctr __percpu *scp) =20 +DEFINE_LOCK_GUARD_1(srcu_fast_notrace, struct srcu_struct, + _T->scp =3D srcu_read_lock_fast_notrace(_T->lock), + srcu_read_unlock_fast_notrace(_T->lock, _T->scp), + struct srcu_ctr __percpu *scp) + #endif --=20 2.40.1