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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id ECBFEC4332F for ; Fri, 9 Dec 2022 23:33:06 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229776AbiLIXdF (ORCPT ); Fri, 9 Dec 2022 18:33:05 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:39158 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229796AbiLIXcw (ORCPT ); Fri, 9 Dec 2022 18:32:52 -0500 Received: from mail-pl1-x633.google.com (mail-pl1-x633.google.com [IPv6:2607:f8b0:4864:20::633]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id AE782F1 for ; Fri, 9 Dec 2022 15:32:50 -0800 (PST) Received: by mail-pl1-x633.google.com with SMTP id a9so6452485pld.7 for ; Fri, 09 Dec 2022 15:32:50 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20210112; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:from:to:cc:subject:date:message-id:reply-to; bh=PsjUrCmjp7FmfYD7hjJ6UzqwulgZQ2pA63rcF+O/yBo=; b=Ti2GtzRFVhzwFT8R0jufd/vN6tWgWCDbrR7wEDRxx9m15VuNR+vaasVa2n5wlFkJpM Ji2421AVLAN95r+FVdxbg75f7IAOv5hvQjm5DqWWdIAVAU2W9FeuhTMIsu/Sr2ZYGl0v KccVHs5xn5lWQfbRDQZy+IWlgHG+csxFOEg9EsxyWt74hfG837eYjJF5cVabo3O19t1z Rz1PXsOwhqn5okePOSVRwD/SnO03sUg/PCagS05CiNAIQwKDL5gYx9uIorJfDEJQ3XRD z2uxyN8o6nNK31DfX6M1/EgBKJBJqdEHOGDVmaYIaeD4Wy7HB2arc5Qk2D/ephqonQm7 DyiA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=PsjUrCmjp7FmfYD7hjJ6UzqwulgZQ2pA63rcF+O/yBo=; b=1vm0T4sZ2angjentHeRx64FH8CTystQuRuPigtb9mpGRu0/imm9rLKg2k5eIBB51Ua TmGH3tzmilNbmjapwRJmNMq6GSM/pdlOn5FO3GVxooOF19MHWt+mFB47LYhzhksS78H9 dj8RySCxSXor3CFVRGQ5w35J41uL+Ir23zwN3BGFB8RwpLF5fo+gHMuQwj2PUgXgcwu7 VxwXK/zAnAEi+BOTsBjBWq/AqPTC1uWm1AQJ02/pPVUTSHCIgYSn5d73hUS95qyqDPyw RgSahyrHzUcUh4J3gtBX7dm1raJNhn4FfgfeVIrTdj99HXUzwtD41FGYjeB7Z1RlY9MZ C+Lg== X-Gm-Message-State: ANoB5pkhg8WNrh84gefk4KkZR4doDQBv2ykfHeYjxzLKiWwWuySaMvtb wbG1OvMaUrVmieAgum1IDtyHOQ== X-Google-Smtp-Source: AA0mqf72DJjFJLGEPCa02gwKQFAHIboEU/IT1dqI6LNDIjnRRH0RVxjhXBJ9DLQ0hsKbOAgWTPDu8A== X-Received: by 2002:a17:902:ab0c:b0:189:d8fb:1523 with SMTP id ik12-20020a170902ab0c00b00189d8fb1523mr7514266plb.36.1670628770079; Fri, 09 Dec 2022 15:32:50 -0800 (PST) Received: from google.com (223.103.125.34.bc.googleusercontent.com. [34.125.103.223]) by smtp.gmail.com with ESMTPSA id i4-20020a170902e48400b001891b01addfsm1793358ple.274.2022.12.09.15.32.49 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 09 Dec 2022 15:32:49 -0800 (PST) Date: Fri, 9 Dec 2022 15:32:45 -0800 From: David Matlack To: Ben Gardon Cc: linux-kernel@vger.kernel.org, kvm@vger.kernel.org, Paolo Bonzini , Peter Xu , Sean Christopherson , Vipin Sharma Subject: Re: [PATCH 3/7] KVM: x86/MMU: Move gfn_to_rmap() to rmap.c Message-ID: References: <20221206173601.549281-1-bgardon@google.com> <20221206173601.549281-4-bgardon@google.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20221206173601.549281-4-bgardon@google.com> Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org On Tue, Dec 06, 2022 at 05:35:57PM +0000, Ben Gardon wrote: > Move gfn_to_rmap() to rmap.c. While the function is not part of > manipulating the rmap, it is the main way that the MMU gets pointers to > the rmaps. > > No functional change intended. > > Signed-off-by: Ben Gardon > --- [...] > diff --git a/arch/x86/kvm/mmu/rmap.c b/arch/x86/kvm/mmu/rmap.c > index c3bad366b627..272e89147d96 100644 > --- a/arch/x86/kvm/mmu/rmap.c > +++ b/arch/x86/kvm/mmu/rmap.c > @@ -200,3 +200,11 @@ u64 *rmap_get_next(struct rmap_iterator *iter) > return sptep; > } > > +struct kvm_rmap_head *gfn_to_rmap(gfn_t gfn, int level, > + const struct kvm_memory_slot *slot) > +{ > + unsigned long idx; > + > + idx = gfn_to_index(gfn, slot->base_gfn, level); > + return &slot->arch.rmap[level - PG_LEVEL_4K][idx]; > +} Optional: Since this is such a short function maybe just make it a static inline in rmap.h?