From nobody Mon Feb 9 16:46:03 2026 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 41F93DF58; Fri, 2 Aug 2024 00:22:18 +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=1722558138; cv=none; b=kReup8wTLFx7KJe5pRpFBqpBeiecbEoKOKMlXV2J9otuEJk1BMq5FoOJKWS+w90eqh5IDIpYiqNAO9mRBG3VRpm1AFC9T+ictd1HK3CixgAMk3gsL/83yOGzOzqeQ1FgwQ+upknliCVFYE/4IparPFhp+V0/ZByRSzRESI5EOfg= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1722558138; c=relaxed/simple; bh=YQa/BOhKsMMPECZqFlDEInRJsjszfx0/oAkzFKBeHPE=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=V9HuSbmHg95/jPfKS2pL1YXwxwevcBuBFkSzUN5hfJIO8ZKSFcYIc0kX3WI5ZzIwJ7S2aHTmK14Og+zx8gA+DSPmzmuiLHMs8hbcukoUHUHZ0EDfttkxPcqHOZQHmmuKQlDLRzw7okTyfhTlvywYfsMDZO25xvvhjC77whMbJoI= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=a9Wpw6Di; 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="a9Wpw6Di" Received: by smtp.kernel.org (Postfix) with ESMTPSA id DB24FC4AF4D; Fri, 2 Aug 2024 00:22:17 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1722558137; bh=YQa/BOhKsMMPECZqFlDEInRJsjszfx0/oAkzFKBeHPE=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=a9Wpw6Di29zAk7Jth13XJRfxf0N5JOZbcuVm0nkMP5fOHyCavyJ5mOvfXl4EP9JSH jT4tsTek8Ke7PQPq4Cyixs9xvFdApPtXzfKmzJ6pwA8EWTcAE8x7NPZ+EiE2YmSvtJ Y0/znLlz/WYS63e06UHxaNH0CztMeAmSEd43sFGIHL3skXWhe0QG9J7ACs/xgSlalG 7AqFbMwSo2ZGYXwbjKvSAswnT/OnR17NYDqDWK9f/uBuB3QvM9PC8qkNBb7IdHtdYS iTrHC84k9h8oufgv9c9QrOv/6DqREimavu87LFrY1kmKnz2Mytuajq1y0URkNFriEH pwmReqWtx9XRg== Received: by paulmck-ThinkPad-P17-Gen-1.home (Postfix, from userid 1000) id 3E39FCE0FA1; Thu, 1 Aug 2024 17:22:17 -0700 (PDT) From: "Paul E. McKenney" To: linux-kernel@vger.kernel.org, linux-arch@vger.kernel.org, lkmm@lists.linux.dev, kernel-team@meta.com, mingo@kernel.org Cc: stern@rowland.harvard.edu, parri.andrea@gmail.com, will@kernel.org, peterz@infradead.org, boqun.feng@gmail.com, npiggin@gmail.com, dhowells@redhat.com, j.alglave@ucl.ac.uk, luc.maranget@inria.fr, akiyks@gmail.com, "Paul E . McKenney" Subject: [PATCH memory-model 6/7] docs/memory-barriers.txt: Remove left-over references to "CACHE COHERENCY" Date: Thu, 1 Aug 2024 17:22:14 -0700 Message-Id: <20240802002215.4133695-6-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" From: Akira Yokosawa Commit 8ca924aeb4f2 ("Documentation/barriers: Remove references to [smp_]read_barrier_depends()") removed the entire section of "CACHE COHERENCY", without getting rid of its traces. Remove them. Signed-off-by: Akira Yokosawa Cc: Will Deacon Signed-off-by: Paul E. McKenney Acked-by: Andrea Parri --- Documentation/memory-barriers.txt | 3 --- 1 file changed, 3 deletions(-) diff --git a/Documentation/memory-barriers.txt b/Documentation/memory-barri= ers.txt index 4202174a6262c..93d58d9a428b8 100644 --- a/Documentation/memory-barriers.txt +++ b/Documentation/memory-barriers.txt @@ -88,7 +88,6 @@ CONTENTS =20 (*) The effects of the cpu cache. =20 - - Cache coherency. - Cache coherency vs DMA. - Cache coherency vs MMIO. =20 @@ -677,8 +676,6 @@ include/linux/rcupdate.h. This permits the current tar= get of an RCU'd pointer to be replaced with a new modified target, without the replacement target appearing to be incompletely initialised. =20 -See also the subsection on "Cache Coherency" for a more thorough example. - =20 CONTROL DEPENDENCIES -------------------- --=20 2.40.1