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 kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id DC390CD128A for ; Mon, 8 Apr 2024 06:28:24 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id E4D4A6B0082; Mon, 8 Apr 2024 02:28:23 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id DFD116B0083; Mon, 8 Apr 2024 02:28:23 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id CC4176B0085; Mon, 8 Apr 2024 02:28:23 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0017.hostedemail.com [216.40.44.17]) by kanga.kvack.org (Postfix) with ESMTP id AFBE26B0082 for ; Mon, 8 Apr 2024 02:28:23 -0400 (EDT) Received: from smtpin18.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay01.hostedemail.com (Postfix) with ESMTP id 69BA81C0856 for ; Mon, 8 Apr 2024 06:28:23 +0000 (UTC) X-FDA: 81985385286.18.85C2313 Received: from mail-ed1-f47.google.com (mail-ed1-f47.google.com [209.85.208.47]) by imf28.hostedemail.com (Postfix) with ESMTP id 8F679C000A for ; Mon, 8 Apr 2024 06:28:21 +0000 (UTC) Authentication-Results: imf28.hostedemail.com; dkim=pass header.d=linaro.org header.s=google header.b=CskklPZW; dmarc=pass (policy=none) header.from=linaro.org; spf=pass (imf28.hostedemail.com: domain of philmd@linaro.org designates 209.85.208.47 as permitted sender) smtp.mailfrom=philmd@linaro.org ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1712557701; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=Z6EgD/Muel3BqCojSMMdXuM1Td/LzqFDog01ouaIAt4=; b=RfXaEhJCDmH6mfuznYdmbpQiM85A5uCotZcT4Efl3AlEozYwt0sH0qoEfwGnHW+I8ZKwZE n4Ai3PPy9ZMO2Fghz048WoK2GX++C2coEbeEO8LY4WIbGSITjBQ7QD/uIcK6O9rhHuWrQk RZbuMv+WnfEWWZf2kVLSxLLoVaYJLpg= ARC-Authentication-Results: i=1; imf28.hostedemail.com; dkim=pass header.d=linaro.org header.s=google header.b=CskklPZW; dmarc=pass (policy=none) header.from=linaro.org; spf=pass (imf28.hostedemail.com: domain of philmd@linaro.org designates 209.85.208.47 as permitted sender) smtp.mailfrom=philmd@linaro.org ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1712557701; a=rsa-sha256; cv=none; b=x6fzLLNcCM+t6Udd3PlVJkjeQwxUuJbLVztFExyUCKhgV/aHPOyzU+E+FzRI8w0c00cFeq vZb/1YvBfGFAFVA4CXHibPrNH6L55fb076hL00vE6WbocUVIdLEIw37LyNIT9IkS2XV0Pf EOXYHK/5uA+GQuk9nmaQnDO0r3IiaQ0= Received: by mail-ed1-f47.google.com with SMTP id 4fb4d7f45d1cf-56e6282dd72so399219a12.3 for ; Sun, 07 Apr 2024 23:28:21 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1712557700; x=1713162500; darn=kvack.org; h=content-transfer-encoding:in-reply-to:from:content-language :references:cc:to:subject:user-agent:mime-version:date:message-id :from:to:cc:subject:date:message-id:reply-to; bh=Z6EgD/Muel3BqCojSMMdXuM1Td/LzqFDog01ouaIAt4=; b=CskklPZWe9DoqiQ150RFeKXXCNhShENLIJGPkzIBCPHbE9fyN0auGAfyJt6QmqRJxu fbnbyQmId2kkBhkVyTAmhLDCeS7A5Xk6WXmY2U3TgSSnn2/+q0e7zD3P16AjAz4ToB6l xXRJ9KdaG1CzfDJ2+Vz6cmhAbzkMY8GfL+V7qT9nm0wxtypSzW9cxf2mABuNLbsuJeIJ s0LR6eu5eG+TC4+6b+M0KwzRwAHjzdjik7/LcW8UVcHRJ3Ha1C9HdNTiMJSkNh1Zr0ll wzEb+hax67Q6ZdS6mWqXIxObYcnOjvaSZ2nf3crfZ0QqkFuP1cmlCJHWRDdbwdP+icNW NlqQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1712557700; x=1713162500; h=content-transfer-encoding:in-reply-to:from:content-language :references:cc:to:subject:user-agent:mime-version:date:message-id :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=Z6EgD/Muel3BqCojSMMdXuM1Td/LzqFDog01ouaIAt4=; b=DfC9HptkcHYXc1eTgQGIxKBF9iLnlQdomzwQCWL3avR++H2RqeDfNPmBeQt2MHLII3 xJ5hJHsgti8Fuq7VL+LqoCuZ7RSTP/7pt3ydm1aA4CdRA0Ztsb573wxzSjCZ71yj6luk tGZIFDY/rFdySb7CAMZOFP+Wh0JrLhmc5dNmFooLbAvREdBQkzfMPdMixVsxN2fjAFuG JLCNe0zfs2aLzmkpA24ranHDv0SByIxEaw103V/IGYtelCPOcVU5mIVb25P0NKS57zLl mQsAQ+qWx8UgmaPS8OzpjbZQcMoSVLERfFQc/hm9VFcFAfbg+e+ZW9bsi/3nN5J26UHd z2FQ== X-Forwarded-Encrypted: i=1; AJvYcCUJggBXyrlUA0Cp2qnbh9Nz+HR3MQd79ORA4EUBXwlYxsOpaqOD8h3hvqoiGVN7heSkiqPFbIV+YCEgUZL/GpPXnIo= X-Gm-Message-State: AOJu0YzKBHTLvOWZo7cnbZGnQ5k1DKGIWTSWiIkRmaSTtGKUfYqWzjiM PrRVvWuQm1NG40A6+ednkwwM4/AwBX2ZG/VczixL7oyEspYEadFk0ulWfuHx9YY= X-Google-Smtp-Source: AGHT+IEW7NFlAXtt0eb3qEVFrk9JxABFiNRfMx5pOzC0ESg5/RMCffY6KCodQ4v8J7x5a4GlkvTfcw== X-Received: by 2002:a50:bae3:0:b0:56c:18d5:1e27 with SMTP id x90-20020a50bae3000000b0056c18d51e27mr5576700ede.5.1712557699936; Sun, 07 Apr 2024 23:28:19 -0700 (PDT) Received: from [192.168.69.100] ([176.176.144.67]) by smtp.gmail.com with ESMTPSA id k19-20020aa7c393000000b0056bfb7004basm3538428edq.90.2024.04.07.23.28.17 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sun, 07 Apr 2024 23:28:19 -0700 (PDT) Message-ID: <2e481816-2b06-432c-b09c-e92e230debe8@linaro.org> Date: Mon, 8 Apr 2024 08:28:16 +0200 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 4/4] mm: replace set_pte_at_notify() with just set_pte_at() To: Paolo Bonzini , linux-kernel@vger.kernel.org, kvm@vger.kernel.org Cc: Marc Zyngier , Oliver Upton , Tianrui Zhao , Bibo Mao , Thomas Bogendoerfer , Nicholas Piggin , Anup Patel , Atish Patra , Sean Christopherson , Andrew Morton , David Hildenbrand , linux-arm-kernel@lists.infradead.org, kvmarm@lists.linux.dev, loongarch@lists.linux.dev, linux-mips@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, kvm-riscv@lists.infradead.org, linux-mm@kvack.org, linux-trace-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org References: <20240405115815.3226315-1-pbonzini@redhat.com> <20240405115815.3226315-5-pbonzini@redhat.com> Content-Language: en-US From: =?UTF-8?Q?Philippe_Mathieu-Daud=C3=A9?= In-Reply-To: <20240405115815.3226315-5-pbonzini@redhat.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit X-Rspamd-Queue-Id: 8F679C000A X-Rspam-User: X-Rspamd-Server: rspam02 X-Stat-Signature: r577dmdss5nb58btyrh7o7wisfnhtfq7 X-HE-Tag: 1712557701-362629 X-HE-Meta: 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 N0r+1N2F VpuHew32kyhXoW602crkGuBwSeQhJyQ5iNSGwY9N92w4FI0dT64uVGAO96IC3CvCW8ZMzI+KbZYdHBdhm9ZICsmJwlK0XMGAP5pbbAUw9uJbnm8lbMjropJOg3ImAM80DCBd9wzfGLgQFh4D8GKWU/J9vBfoU7pcx0N6E X-Bogosity: Ham, tests=bogofilter, spamicity=0.000002, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On 5/4/24 13:58, Paolo Bonzini wrote: > With the demise of the .change_pte() MMU notifier callback, there is no > notification happening in set_pte_at_notify(). It is a synonym of > set_pte_at() and can be replaced with it. > > Signed-off-by: Paolo Bonzini > --- > include/linux/mmu_notifier.h | 2 -- > kernel/events/uprobes.c | 5 ++--- > mm/ksm.c | 4 ++-- > mm/memory.c | 7 +------ > mm/migrate_device.c | 8 ++------ > 5 files changed, 7 insertions(+), 19 deletions(-) Reviewed-by: Philippe Mathieu-Daudé