From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pg1-f201.google.com (mail-pg1-f201.google.com [209.85.215.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 340818F5C for ; Tue, 13 Feb 2024 03:27:04 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.215.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1707794826; cv=none; b=uPmdRbrXAwQDniTouEItfLvn5mNNTSD+tqb34h76asJm4QBBqlnpGHp7XJ/8gUEGWC3esp8WCW0blGuFAg1ISORSVj0OnbZM9K/5fcdCLZGlVv+KQJ81rarf+vmFcyXmNByPyFDMVh3d/ivjnS6+uNKhu+RgwJl43fafgppnK1E= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1707794826; c=relaxed/simple; bh=k2gfEby2avrtvHzBUfVvHLiP3n7nkuPha9dr1uxkNDY=; h=Date:In-Reply-To:Mime-Version:References:Message-ID:Subject:From: To:Cc:Content-Type; b=N4y2mi0J4zakt1NP6iq4KZMKO+mBu9mO4dH3PRjxr9acf4AFC31qMa58iu8F9w3Tusdgr9lJIRAFtwIND8VJSCjYtBAvcXcRNCrGOSZI1+R/Uv9gveB4tTnny7yYNrvKdHXyuEnMNbP8mcVOrQgaZPboWS+8B9mhnn5QMfQ//cA= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com; spf=pass smtp.mailfrom=flex--seanjc.bounces.google.com; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b=hPAsLX4J; arc=none smtp.client-ip=209.85.215.201 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=flex--seanjc.bounces.google.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="hPAsLX4J" Received: by mail-pg1-f201.google.com with SMTP id 41be03b00d2f7-5c670f70a37so4450629a12.2 for ; Mon, 12 Feb 2024 19:27:04 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1707794824; x=1708399624; darn=vger.kernel.org; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:from:to:cc:subject:date:message-id:reply-to; bh=4Ol3QEcIEiOh1BLpsgDjP1PLEFR06C0O0EZBWIwePAQ=; b=hPAsLX4JAFtWSeIXBiYDp/mqdk/QYjb/PkY6qxc26+n1eDWL5fPuc0z6MlUfOS31wF nU6uW9aeSFqMJ8pV9a7JRn1oG2FsouvxhFH8IOh511oCTCDZCeJGXj9hEcPpudfdbMuh le/q1Aj582nIGj+Alts/b07IfsG8GkDKerzsJuTdho97VH6hSEE6xtA8s50b7bIBH7J0 fL6RjOvaSJYAMPLdfyaLxkYxDm9mBmGOhD8CX77/ffYt/Lo78wPLWF8k8uyB427lcpEv /cy3E41HUzlCN4psYW/EEjv1ccsFK3qYSmuN0zREpFF7vVK+bOo+1Tu8ii1mrNoVJla2 xPSg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1707794824; x=1708399624; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=4Ol3QEcIEiOh1BLpsgDjP1PLEFR06C0O0EZBWIwePAQ=; b=UmLPi3A/iom5b7DQMv6bSloUGWVamXmZDexuTuo87ryNqbIY1aIQBSDhTNmg4PuFdY y5ADKVQwHRXeoZNFd4596N17iCx95CXRyRkDrOz/037xrwg1/5M38t3C5OsB3rZcLW5C VoJsp+DagNqAESEZiCuXBSHbnl5ROUApaMNncnb89gk+TBMUpOEgsvWVQLls8W0g+O0N nZWdlPNW9h5UroapO+3H3GOWk9MvQGMRweidtrBGNYmyzqtDEccaYhbHuIwg7EQ3iU6a JgWy0ucSilauqTdx8dPdgkyIXN4qK2rHAfezZH0msA06ergIMIwvdMjbnwlms9a0Mliv ajJg== X-Gm-Message-State: AOJu0YwY7RzKAzqwOJtvyFXkdj2slR0WZ7AgW57GhZDI9cYXKaiaTdJV 7/WPOkz0uIFo7kR5q1spbjbeD/yiwIyTa78jrfl5luFrTri056aPlPmUH1PCK6R3Lrbv25PUkIF cBg== X-Google-Smtp-Source: AGHT+IE2/lvtUFa4iT45UhB99RCmacSvJqZ8c+JoTQ8zKhR7XCLP/GpvbJ/Z65s2wACzXrxrb6MA3pLj5cc= X-Received: from zagreus.c.googlers.com ([fda3:e722:ac3:cc00:7f:e700:c0a8:5c37]) (user=seanjc job=sendgmr) by 2002:a17:902:e5c5:b0:1d9:3d47:a440 with SMTP id u5-20020a170902e5c500b001d93d47a440mr278839plf.9.1707794824407; Mon, 12 Feb 2024 19:27:04 -0800 (PST) Date: Mon, 12 Feb 2024 19:27:03 -0800 In-Reply-To: <20230911021637.1941096-3-stevensd@google.com> Precedence: bulk X-Mailing-List: kvm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20230911021637.1941096-1-stevensd@google.com> <20230911021637.1941096-3-stevensd@google.com> Message-ID: Subject: Re: [PATCH v9 2/6] KVM: mmu: Introduce __kvm_follow_pfn function From: Sean Christopherson To: David Stevens Cc: Yu Zhang , Isaku Yamahata , Zhi Wang , kvmarm@lists.linux.dev, linux-kernel@vger.kernel.org, kvm@vger.kernel.org Content-Type: text/plain; charset="us-ascii" On Mon, Sep 11, 2023, David Stevens wrote: > From: David Stevens > > Introduce __kvm_follow_pfn, which will replace __gfn_to_pfn_memslot. Please use parantheses when refeferencing functions, i.e. __kvm_follow_pfn(), __gfn_to_pfn_memslot(), etc. > __kvm_follow_pfn refactors the old API's arguments into a struct and, > where possible, combines the boolean arguments into a single flags > argument. This needs a more verbose changelog, but I honestly wouldn't mind doing that myself as a way of refreshing all of this, and to lay out out what the end state will (hopefully) look like when all architectures are converted.