[{"id":3676797,"web_url":"http://patchwork.ozlabs.org/comment/3676797/","msgid":"<3d7c3433-2325-4bb2-a8f6-ddd11c82f71d@app.fastmail.com>","date":"2026-04-13T14:43:14","subject":"Re: [patch 32/38] powerpc/spufs: Use mftb() directly","submitter":{"id":30,"url":"http://patchwork.ozlabs.org/api/people/30/","name":"Arnd Bergmann","email":"arnd@arndb.de"},"content":"On Fri, Apr 10, 2026, at 14:21, Thomas Gleixner wrote:\n> There is no reason to indirect via get_cycles(), which is about to be\n> removed.\n>\n> Use mftb() directly.\n>\n> Signed-off-by: Thomas Gleixner <tglx@kernel.org>\n> Cc: Michael Ellerman <mpe@ellerman.id.au>\n> Cc: linuxppc-dev@lists.ozlabs.org\n\nAcked-by: Arnd Bergmann <arnd@arndb.de>","headers":{"Return-Path":"\n <linuxppc-dev+bounces-19703-incoming=patchwork.ozlabs.org@lists.ozlabs.org>","X-Original-To":["incoming@patchwork.ozlabs.org","linuxppc-dev@lists.ozlabs.org"],"Delivered-To":"patchwork-incoming@legolas.ozlabs.org","Authentication-Results":["legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=arndb.de header.i=@arndb.de header.a=rsa-sha256\n header.s=fm1 header.b=dThTVDJR;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=messagingengine.com header.i=@messagingengine.com\n header.a=rsa-sha256 header.s=fm2 header.b=mKaUdPcE;\n\tdkim-atps=neutral","legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=lists.ozlabs.org\n (client-ip=2404:9400:21b9:f100::1; helo=lists.ozlabs.org;\n envelope-from=linuxppc-dev+bounces-19703-incoming=patchwork.ozlabs.org@lists.ozlabs.org;\n receiver=patchwork.ozlabs.org)","lists.ozlabs.org;\n arc=none smtp.remote-ip=202.12.124.137","lists.ozlabs.org;\n dmarc=pass (p=none dis=none) header.from=arndb.de","lists.ozlabs.org;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=arndb.de header.i=@arndb.de header.a=rsa-sha256\n header.s=fm1 header.b=dThTVDJR;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=messagingengine.com header.i=@messagingengine.com\n header.a=rsa-sha256 header.s=fm2 header.b=mKaUdPcE;\n\tdkim-atps=neutral","lists.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=arndb.de\n (client-ip=202.12.124.137; helo=flow-b2-smtp.messagingengine.com;\n envelope-from=arnd@arndb.de; receiver=lists.ozlabs.org)"],"Received":["from lists.ozlabs.org (lists.ozlabs.org\n [IPv6:2404:9400:21b9:f100::1])\n\t(using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)\n\t key-exchange x25519)\n\t(No client certificate requested)\n\tby legolas.ozlabs.org (Postfix) with ESMTPS id 4fvVXQ3MCgz1xtJ\n\tfor <incoming@patchwork.ozlabs.org>; Tue, 14 Apr 2026 00:43:49 +1000 (AEST)","from boromir.ozlabs.org (localhost [127.0.0.1])\n\tby lists.ozlabs.org (Postfix) with ESMTP id 4fvVXN5Ylrz2yrl;\n\tTue, 14 Apr 2026 00:43:48 +1000 (AEST)","from flow-b2-smtp.messagingengine.com\n (flow-b2-smtp.messagingengine.com [202.12.124.137])\n\t(using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)\n\t key-exchange x25519 server-signature RSA-PSS (2048 bits) server-digest\n SHA256)\n\t(No client certificate requested)\n\tby lists.ozlabs.org (Postfix) with ESMTPS id 4fvVXJ5x3qz2yVP\n\tfor <linuxppc-dev@lists.ozlabs.org>; Tue, 14 Apr 2026 00:43:44 +1000 (AEST)","from phl-compute-04.internal (phl-compute-04.internal [10.202.2.44])\n\tby mailflow.stl.internal (Postfix) with ESMTP id 580C613004A2;\n\tMon, 13 Apr 2026 10:43:39 -0400 (EDT)","from phl-imap-02 ([10.202.2.81])\n  by phl-compute-04.internal (MEProxy); Mon, 13 Apr 2026 10:43:41 -0400","by mailuser.phl.internal (Postfix, from userid 501)\n\tid E9F8A700065; Mon, 13 Apr 2026 10:43:35 -0400 (EDT)"],"ARC-Seal":"i=1; a=rsa-sha256; d=lists.ozlabs.org; s=201707; t=1776091428;\n\tcv=none;\n b=XymMLMIuSM1HmS0kUW0e2Y5e4NlK5Ypm6YC6CeIAg7Nkk9oxp1wgRieZ6OMTGAMmFQVDTPlnCj9a6ybM1nW6QctVDefJOibszuzpWjOAgAS8hTSTYrghi1Ms7aeVU89DKt8TZUd206bRU1qdP6Ya4Bqxj/9c60k2e8vsywwUTvfpklq+9zfZq1Rl5vSBfwjLcxVtPYrxcR1euAq1xxUUbjgkWWyJjBiAX2I3UyuXPvYQKCXWRqDJC+rmTLap7ou9+NpnKtt1xRfxlqegytSzpFc6kXo29ntAeKF3WlLjVJM0ekvY2edtG77VHp/y+292D3xq7CSbnaRRU1TsQfIptg==","ARC-Message-Signature":"i=1; a=rsa-sha256; d=lists.ozlabs.org; s=201707;\n\tt=1776091428; c=relaxed/relaxed;\n\tbh=CPqrtdPK1fzOFd0Y9/MDHGVDApYeKMdzUWsDXpmbjTE=;\n\th=MIME-Version:Date:From:To:Cc:Message-Id:In-Reply-To:References:\n\t Subject:Content-Type;\n b=DaBgbMutRWcz20+Oz0b5SPGRj9kbjbz6HdnYZRLNbJtYEaNbo91wUAADlHHpjs/negSKhQy65lI+eXxmQHrJwV0PdkUuPwDaJ1tnE1ptZ5X2FCS4VUhmV0HYkHEVRrD0C6z/IH+TR/B0WFQmBbBRJgFpmPnkuPS9tarL0RHyHETxLVzRvqK4/R0tE/SvZXqGna2wYjCAZ5+bUdaI1Shsvtk/WZP6nBDNCUKmY1eF8NTNWeCMkMJbgLPvIPaRYNIVetUjREPBo5Wf/mT3hs4Ia6ELHdQZJ74L6TVbTnlt7mG4lFOLbKW2GP9HLuufFM3cuxOk4Mh1pzvG1GEdXrjYNg==","ARC-Authentication-Results":"i=1; lists.ozlabs.org;\n dmarc=pass (p=none dis=none) header.from=arndb.de; dkim=pass (2048-bit key;\n unprotected) header.d=arndb.de header.i=@arndb.de header.a=rsa-sha256\n header.s=fm1 header.b=dThTVDJR; dkim=pass (2048-bit key;\n unprotected) header.d=messagingengine.com header.i=@messagingengine.com\n header.a=rsa-sha256 header.s=fm2 header.b=mKaUdPcE; dkim-atps=neutral;\n spf=pass (client-ip=202.12.124.137; helo=flow-b2-smtp.messagingengine.com;\n envelope-from=arnd@arndb.de;\n receiver=lists.ozlabs.org) smtp.mailfrom=arndb.de","DKIM-Signature":["v=1; a=rsa-sha256; c=relaxed/relaxed; d=arndb.de; h=cc\n\t:cc:content-transfer-encoding:content-type:content-type:date\n\t:date:from:from:in-reply-to:in-reply-to:message-id:mime-version\n\t:references:reply-to:subject:subject:to:to; s=fm1; t=1776091419;\n\t x=1776098619; bh=CPqrtdPK1fzOFd0Y9/MDHGVDApYeKMdzUWsDXpmbjTE=; b=\n\tdThTVDJRrT61VUkRS+cdt7Y0Z5RRsLEBjlt5LbUT/Wkj3XuC1dVyKWZPgLth6rHI\n\txbXnXmRzoJxvLeN5K5KTS4bLI9JTPMUMZHJQi9mq2+Mm0O8HtxzN6gdwi5dKMGzS\n\to1z8qIdRudVgAnBmJYPys1vSE6iXXFJKhXBunGcqiXTQxSIZPwExbixipylrVyN9\n\t4kf4i5YSOQ5TyiEguuaQMFY1bjfsEzY4T5yjV+i49k3OFs/Vmf2QAO7EvG9pkkWh\n\tN8bT6ZPczJACaYt7v0DdNhd+Jcw1QSr4sfdnPLEq3qIenfqRfJd23mvz1BSPAcJy\n\tt7jf+cR2gTZwsPDeAUjd8w==","v=1; a=rsa-sha256; c=relaxed/relaxed; d=\n\tmessagingengine.com; h=cc:cc:content-transfer-encoding\n\t:content-type:content-type:date:date:feedback-id:feedback-id\n\t:from:from:in-reply-to:in-reply-to:message-id:mime-version\n\t:references:reply-to:subject:subject:to:to:x-me-proxy\n\t:x-me-sender:x-me-sender:x-sasl-enc; s=fm2; t=1776091419; x=\n\t1776098619; bh=CPqrtdPK1fzOFd0Y9/MDHGVDApYeKMdzUWsDXpmbjTE=; b=m\n\tKaUdPcERkC+zzfJk9o14B4ADxV7hBFIrlwDzvbBZEzHm0PKs68AEHjccunfdwCIR\n\txandwmc3ligmxNR3yrYrjDSRktpJmwg0D7TTzo3rAlmWy0gSHQXh1wFw4+NYGyVg\n\tzDlM8PgR4QH15XnDMMXbSfnGvjJh/j4eK/GlCalmtgkTknPnFph+dfWco8cTlWse\n\tWFEPDTU+OA38Yo/f8OVtqBAERl/dqEvgrfDqnngro8UiU3Du4URjogCH7u9C6eP/\n\tRYqA02k02M2VwiJpdNWH8HG6r4KmynyPDoJYdxTNeNoiAqYyt88JcV7BBjOLulpB\n\tDJUQhLG59C0zm2Z5pxrQg=="],"X-ME-Sender":"<xms:GAHdaVYGCaKUPjfNsUorzxAck0ngCpZdPLdqJKjZEoxtd6QEkfV5yg>\n    <xme:GAHdaXPKX2B9tilU84LfHthnj4XuzUMENgXV2EBsOOdx9XMImcZUEPIIzoIwFqvOh\n    pcGkwnRvUUR4OUGZGU3iYkbbpFp25Dx9wq8LoeuFKlAv-Ydx1YT>","X-ME-Proxy-Cause":"\n gggruggvucftvghtrhhoucdtuddrgeefhedrtddtgdefkeehtdcutefuodetggdotefrod\n    ftvfcurfhrohhfihhlvgemucfhrghsthforghilhdpuffrtefokffrpgfnqfghnecuuegr\n    ihhlohhuthemuceftddtnecusecvtfgvtghiphhivghnthhsucdlqddutddtmdenucfjug\n    hrpefoggffhffvvefkjghfufgtgfesthejredtredttdenucfhrhhomhepfdetrhhnugcu\n    uegvrhhgmhgrnhhnfdcuoegrrhhnugesrghrnhgusgdruggvqeenucggtffrrghtthgvrh\n    hnpefhtdfhvddtfeehudekteeggffghfejgeegteefgffgvedugeduveelvdekhfdvieen\n    ucevlhhushhtvghrufhiiigvpedtnecurfgrrhgrmhepmhgrihhlfhhrohhmpegrrhhnug\n    esrghrnhgusgdruggvpdhnsggprhgtphhtthhopeegkedpmhhouggvpehsmhhtphhouhht\n    pdhrtghpthhtohepthdrshgrihhlvghrsegrlhhumhhnihdrvghthhiirdgthhdprhgtph\n    htthhopegtrghtrghlihhnrdhmrghrihhnrghssegrrhhmrdgtohhmpdhrtghpthhtohep\n    lhhinhhugiesrghrmhhlihhnuhigrdhorhhgrdhukhdprhgtphhtthhopegurghvvghmse\n    gurghvvghmlhhofhhtrdhnvghtpdhrtghpthhtohepmhhpvgesvghllhgvrhhmrghnrdhi\n    ugdrrghupdhrtghpthhtoheprhihrggsihhnihhnrdgrrdgrsehgmhgrihhlrdgtohhmpd\n    hrtghpthhtohepuhhrvgiikhhisehgmhgrihhlrdgtohhmpdhrtghpthhtohepuggvlhhl\n    vghrsehgmhigrdguvgdprhgtphhtthhopehhvghrsggvrhhtsehgohhnughorhdrrghprg\n    hnrgdrohhrghdrrghu","X-ME-Proxy":"<xmx:GAHdadx3OaLmpgnQ-qR09fFSyphBizIiykQxx2Qr5HCiMADvCUw5LA>\n    <xmx:GAHdabzajIhZOwZQz55Cqp-WmIPvMJl0Qeu3WJrRVrqO07JZC9K3bQ>\n    <xmx:GAHdaSIxPmEuEecG1TMTc2ieeRuLkqK7w1Mgwy5a1Wj0e-ew_hD6MQ>\n    <xmx:GAHdaVsDbvRI-p-Ezq237oUrDyOkdrmimmA3aH1JiaBrwsVneKVMbQ>\n    <xmx:GwHdaelj14NT6xOHjmTv_huVndzlY2JM81Rr0b3-wFbundNAWyZ-7jZM>","Feedback-ID":"i56a14606:Fastmail","X-Mailer":"MessagingEngine.com Webmail Interface","X-Mailing-List":"linuxppc-dev@lists.ozlabs.org","List-Id":"<linuxppc-dev.lists.ozlabs.org>","List-Help":"<mailto:linuxppc-dev+help@lists.ozlabs.org>","List-Owner":"<mailto:linuxppc-dev+owner@lists.ozlabs.org>","List-Post":"<mailto:linuxppc-dev@lists.ozlabs.org>","List-Archive":"<https://lore.kernel.org/linuxppc-dev/>,\n  <https://lists.ozlabs.org/pipermail/linuxppc-dev/>","List-Subscribe":"<mailto:linuxppc-dev+subscribe@lists.ozlabs.org>,\n  <mailto:linuxppc-dev+subscribe-digest@lists.ozlabs.org>,\n  <mailto:linuxppc-dev+subscribe-nomail@lists.ozlabs.org>","List-Unsubscribe":"<mailto:linuxppc-dev+unsubscribe@lists.ozlabs.org>","Precedence":"list","MIME-Version":"1.0","X-ThreadId":"AaL_vZcj0OrJ","Date":"Mon, 13 Apr 2026 16:43:14 +0200","From":"\"Arnd Bergmann\" <arnd@arndb.de>","To":"\"Thomas Gleixner\" <tglx@kernel.org>, LKML <linux-kernel@vger.kernel.org>","Cc":"\"Michael Ellerman\" <mpe@ellerman.id.au>, linuxppc-dev@lists.ozlabs.org,\n x86@kernel.org, \"Baolu Lu\" <baolu.lu@linux.intel.com>,\n iommu@lists.linux.dev, \"Michael Grzeschik\" <m.grzeschik@pengutronix.de>,\n Netdev <netdev@vger.kernel.org>, linux-wireless@vger.kernel.org,\n \"Herbert Xu\" <herbert@gondor.apana.org.au>, linux-crypto@vger.kernel.org,\n \"Vlastimil Babka (SUSE)\" <vbabka@kernel.org>, linux-mm@kvack.org,\n \"David Woodhouse\" <dwmw2@infradead.org>,\n \"Bernie Thompson\" <bernie@plugable.com>, linux-fbdev@vger.kernel.org,\n \"Theodore Ts'o\" <tytso@mit.edu>, linux-ext4@vger.kernel.org,\n \"Andrew Morton\" <akpm@linux-foundation.org>,\n \"Uladzislau Rezki (Sony)\" <urezki@gmail.com>,\n \"Marco Elver\" <elver@google.com>, \"Dmitry Vyukov\" <dvyukov@google.com>,\n kasan-dev@googlegroups.com, \"Andrey Ryabinin\" <ryabinin.a.a@gmail.com>,\n \"Thomas Sailer\" <t.sailer@alumni.ethz.ch>, linux-hams@vger.kernel.org,\n \"Jason A . Donenfeld\" <Jason@zx2c4.com>,\n \"Richard Henderson\" <richard.henderson@linaro.org>,\n linux-alpha@vger.kernel.org, \"Russell King\" <linux@armlinux.org.uk>,\n linux-arm-kernel@lists.infradead.org,\n \"Catalin Marinas\" <catalin.marinas@arm.com>,\n \"Huacai Chen\" <chenhuacai@kernel.org>, loongarch@lists.linux.dev,\n \"Geert Uytterhoeven\" <geert@linux-m68k.org>,\n linux-m68k@lists.linux-m68k.org, \"Dinh Nguyen\" <dinguyen@kernel.org>,\n \"Jonas Bonn\" <jonas@southpole.se>,\n \"linux-openrisc@vger.kernel.org\" <linux-openrisc@vger.kernel.org>,\n \"Helge Deller\" <deller@gmx.de>, linux-parisc@vger.kernel.org,\n \"Paul Walmsley\" <pjw@kernel.org>, linux-riscv@lists.infradead.org,\n \"Heiko Carstens\" <hca@linux.ibm.com>, linux-s390@vger.kernel.org,\n \"David S . Miller\" <davem@davemloft.net>, sparclinux@vger.kernel.org","Message-Id":"<3d7c3433-2325-4bb2-a8f6-ddd11c82f71d@app.fastmail.com>","In-Reply-To":"<20260410120319.723429844@kernel.org>","References":"<20260410120044.031381086@kernel.org>\n <20260410120319.723429844@kernel.org>","Subject":"Re: [patch 32/38] powerpc/spufs: Use mftb() directly","Content-Type":"text/plain","Content-Transfer-Encoding":"7bit","X-Spam-Status":"No, score=-0.9 required=3.0 tests=DKIM_SIGNED,DKIM_VALID,\n\tDKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_LOW,SPF_HELO_PASS,SPF_PASS\n\tautolearn=disabled version=4.0.1 OzLabs 8","X-Spam-Checker-Version":"SpamAssassin 4.0.1 (2024-03-25) on lists.ozlabs.org"}}]