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 Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by smtp.lore.kernel.org (Postfix) with ESMTP id 2F310EF5867 for ; Mon, 16 Feb 2026 17:28:42 +0000 (UTC) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 2849940662; Mon, 16 Feb 2026 18:28:41 +0100 (CET) Received: from fout-b4-smtp.messagingengine.com (fout-b4-smtp.messagingengine.com [202.12.124.147]) by mails.dpdk.org (Postfix) with ESMTP id D036B40289; Mon, 16 Feb 2026 18:28:38 +0100 (CET) Received: from phl-compute-04.internal (phl-compute-04.internal [10.202.2.44]) by mailfout.stl.internal (Postfix) with ESMTP id B0CBE1D0048F; Mon, 16 Feb 2026 12:28:37 -0500 (EST) Received: from phl-frontend-03 ([10.202.2.162]) by phl-compute-04.internal (MEProxy); Mon, 16 Feb 2026 12:28:38 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=monjalon.net; h= cc:cc:content-transfer-encoding:content-type:content-type:date :date:from:from:in-reply-to:in-reply-to:message-id:mime-version :references:reply-to:subject:subject:to:to; s=fm3; t=1771262917; x=1771349317; bh=nJCQZXKU20E8vJigR9dnT5JJde1So8L4jkRpQfJYodo=; b= YiCU4ZqFd0UQovbcFpzK2QjILNeNECta8vKiPWHZqKjQXIpd7YUnwEWer0EedONf a7Ly4hN6FZkHqTraRD/yPeMgaJuqKO28EDLdjPoeZT5QsZhDS61SbTTh4wYokv66 XIC4vhILP9JhqIwIfKouaCCA6DGQJpynSOg3m3JahNwV9HZGNmB+oKHCnhcva20P x98yjRkB8Dj/SzwBR24yETcuChkm2qqTNhQVKIy6Vhi0uPaNq1MIZA6M/UwbV29L eX3RFf/0S0ncmtMnFq9kX1TXnDXAGs3rC9Fk38HZuzAfDoIM3wI9WheOMlC9QOGK GQMcAhrN1ths+ZIDcLJ0aA== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:cc:content-transfer-encoding :content-type:content-type:date:date:feedback-id:feedback-id :from:from:in-reply-to:in-reply-to:message-id:mime-version :references:reply-to:subject:subject:to:to:x-me-proxy :x-me-sender:x-me-sender:x-sasl-enc; s=fm3; t=1771262917; x= 1771349317; bh=nJCQZXKU20E8vJigR9dnT5JJde1So8L4jkRpQfJYodo=; b=p 9cFRivtVFuv8usNlxVWhBUx+Ol+QZcRbCUzPcooq1AjnODTpNXcl1tPhxgPHnXWW Lf/hHDTXvT0v4qH+4n1IW4uNOJDBmg9DDx5r7s+lIg/aYGJLXng5BCbjEAV5UO+3 VSu0q6T3eqQN5HmKedId7oKSrxtsRw3CKsLaS4NJkhzwvFTkvuv+SkJ8gK7qocHS lbjj6gPm/3bKWpi0HGhO7+h8cFK7KeGSIEvTC1QaruEAQpzEcwKD1GG2iRAUQQ1p 3W9+S0Jo1H2lqN9Bv8LuYcSuVW1T17+WAz7cU43YiZU2tfEtOPFLY1Ar1cDQaey2 GrRAaxd3fwe1ozBkAX/Pg== X-ME-Sender: X-ME-Received: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgeefgedrtddtgddvudejgeejucetufdoteggodetrf dotffvucfrrhhofhhilhgvmecuhfgrshhtofgrihhlpdfurfetoffkrfgpnffqhgenuceu rghilhhouhhtmecufedttdenucesvcftvggtihhpihgvnhhtshculddquddttddmnecujf gurhephffvvefufffkjghfggfgtgesthfuredttddtjeenucfhrhhomhepvfhhohhmrghs ucfoohhnjhgrlhhonhcuoehthhhomhgrshesmhhonhhjrghlohhnrdhnvghtqeenucggtf frrghtthgvrhhnpeejudevheeiveduuddtveffgfdtgeekueevjeffjeegtdeggeekgfdv uefgfeekjeenucevlhhushhtvghrufhiiigvpedtnecurfgrrhgrmhepmhgrihhlfhhroh hmpehthhhomhgrshesmhhonhhjrghlohhnrdhnvghtpdhnsggprhgtphhtthhopeejpdhm ohguvgepshhmthhpohhuthdprhgtphhtthhopegsrhhutggvrdhrihgthhgrrhgushhonh esihhnthgvlhdrtghomhdprhgtphhtthhopeguvghvseguphgukhdrohhrghdprhgtphht thhopehsthgrsghlvgesughpughkrdhorhhgpdhrtghpthhtohepshgtohhtthdrkhdrmh hithgthhdusehgmhgrihhlrdgtohhmpdhrtghpthhtohepkhgvvhhinhdrlhgrrghtiies ihhnthgvlhdrtghomhdprhgtphhtthhopegtohhnohhrrdifrghlshhhsehinhhtvghlrd gtohhm X-ME-Proxy: Feedback-ID: i47234305:Fastmail Received: by mail.messagingengine.com (Postfix) with ESMTPA; Mon, 16 Feb 2026 12:28:36 -0500 (EST) From: Thomas Monjalon To: Bruce Richardson Cc: dev@dpdk.org, stable@dpdk.org, scott.k.mitch1@gmail.com, Bruce Richardson , Kevin Laatz , Conor Walsh Subject: Re: [PATCH] dma/idxd: mark portal pointer as volatile Date: Mon, 16 Feb 2026 18:28:34 +0100 Message-ID: <5971878.DCG2G0Ltq2@thomas> In-Reply-To: <20260126101357.2770431-1-bruce.richardson@intel.com> References: <20260126101357.2770431-1-bruce.richardson@intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: 7Bit Content-Type: text/plain; charset="utf-8" X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org 26/01/2026 11:13, Bruce Richardson: > The portal pointer for writing descriptors to the idxd device should be > volatile for consistency with how it is used. Only time we need to cast > away the volatility is when unmapping it. > > Bugzilla ID: 1871 > Fixes: e888bb1278c6 ("dma/idxd: add bus device probing") > Cc: stable@dpdk.org > > Signed-off-by: Bruce Richardson Applied, thanks.