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 gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 7DEB8C369C2 for ; Fri, 25 Apr 2025 20:00:53 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 2053410E9C0; Fri, 25 Apr 2025 20:00:53 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (1024-bit key; unprotected) header.d=redhat.com header.i=@redhat.com header.b="iXtT7s57"; dkim-atps=neutral Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) by gabe.freedesktop.org (Postfix) with ESMTPS id 9C8F710E9C0 for ; Fri, 25 Apr 2025 20:00:51 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1745611250; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=T8/4HYJEyKL0BmypDXzpIvuA602T0FZNtumDp2Gucts=; b=iXtT7s577mkzm/URNdmNBL3vPvvqSA2o0lwXIl+Ay6hJJSYCzLC+ZDR4iHAm6gFUiZA9P0 ertYWBnw4P1I67vi7tx78bf7nNqEGhsbEv38GRuojkgAp3PaFzhbROlKCj3k7E9zXCSrsx 2sBIAg/7QPyrKfTfQ/hPBFIsWOamvyI= Received: from mail-qk1-f200.google.com (mail-qk1-f200.google.com [209.85.222.200]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-12-steQO3eUNhSfbjyK9GDugA-1; Fri, 25 Apr 2025 16:00:47 -0400 X-MC-Unique: steQO3eUNhSfbjyK9GDugA-1 X-Mimecast-MFC-AGG-ID: steQO3eUNhSfbjyK9GDugA_1745611247 Received: by mail-qk1-f200.google.com with SMTP id af79cd13be357-7c5f3b8b1a1so435440685a.3 for ; Fri, 25 Apr 2025 13:00:47 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1745611247; x=1746216047; 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=T8/4HYJEyKL0BmypDXzpIvuA602T0FZNtumDp2Gucts=; b=P8DVoRyNQeTnUzPkbwSzzBzG3Yd4phlqKTL0g5It1/9gIs+mVA2VUAxwbVI3/1/fry gCFSG7HQI92Ahw+FFtDdkae97kdJEGjqs5RN+OWugaa7dr58WDEQpLXdgF+OO3L68XSQ dtVyuyNtwmpCAcSxEGbwVkSh7l8GLkyQDzCZUCaUoK1/qMvSoPuNRuT9D87zD5iNyVXd jbExzaP54JdNT7Cqb4Y74kqYBBepcnLbdOkM1dhOgI7sGZtkVs+2fUqp6taaDyITnb2v hUIsCpgQZDO8kRaVDHuIvLO5LIbFbLppZbJLk6niNuxLlCTucnrchU86a7PzFB2zCpW0 ydnQ== X-Forwarded-Encrypted: i=1; AJvYcCUHz66nLMOLr9HBdkUravkRzS65DwBVA7F3IMfGs94aorSJBi645HJbA30WUF8uOKYomKcPQD6UNIo=@lists.freedesktop.org X-Gm-Message-State: AOJu0YyWUWpLzuIgrkmCHmSsNuP6p5yy4JXt2/bCAVBepnsKMA1TGrMV +DshGai9HonWOLFu9uQAU3B464vHj4OiTUFObbfqaWU4n/c6j174mrSK3OyD90unfVdQ/X+Fn77 Re9G02zNBWpncQnEErREU7OT5OYAAMmviex6rRioQGcHM7Inhghxx25hy3KGDWJFx2Q== X-Gm-Gg: ASbGnct64wS0Bnbct6p8zaiT1ZjWJ5297XdwAwVv16zZtbc8Eow64x/fbROf3rWkoxb kCQ29C2AhDxx9zpN1m6ZmRtizKssIWqvTnB1WO2w1m3Ccaq38tXzMgzUbiy+8ks1Ual96/1TGHy 4OLRDIIhmSADBvc+hamV8i67tcx1qBsJPh9wLKic/BIHjIILRsAytVtyy/dEtB847DX/kQ64xDR YmS1FUdOuhw2/bhQZeKVVqiCeIcOTf9r82jh3nWVRYFMDgXzbXDkYqHVzTRHB6E7SYzHFIWeTQs Xdc= X-Received: by 2002:a05:620a:24ca:b0:7c5:dfe6:222a with SMTP id af79cd13be357-7c960793e41mr556092785a.42.1745611246990; Fri, 25 Apr 2025 13:00:46 -0700 (PDT) X-Google-Smtp-Source: AGHT+IHp9AqScyuP//w2WTf2DZKa+eTenWSA/B8rLTtbznOGZp/n+4SX/uHlViZL3kDCGa1T/CH6wQ== X-Received: by 2002:a05:620a:24ca:b0:7c5:dfe6:222a with SMTP id af79cd13be357-7c960793e41mr556088285a.42.1745611246549; Fri, 25 Apr 2025 13:00:46 -0700 (PDT) Received: from x1.local ([85.131.185.92]) by smtp.gmail.com with ESMTPSA id af79cd13be357-7c958cbe651sm258957185a.47.2025.04.25.13.00.44 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 25 Apr 2025 13:00:45 -0700 (PDT) Date: Fri, 25 Apr 2025 16:00:42 -0400 From: Peter Xu To: David Hildenbrand Cc: linux-kernel@vger.kernel.org, linux-mm@kvack.org, x86@kernel.org, intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org, linux-trace-kernel@vger.kernel.org, Dave Hansen , Andy Lutomirski , Peter Zijlstra , Thomas Gleixner , Ingo Molnar , Borislav Petkov , "H. Peter Anvin" , Jani Nikula , Joonas Lahtinen , Rodrigo Vivi , Tvrtko Ursulin , David Airlie , Simona Vetter , Andrew Morton , Steven Rostedt , Masami Hiramatsu , Mathieu Desnoyers , "Liam R. Howlett" , Lorenzo Stoakes , Vlastimil Babka , Jann Horn , Pedro Falcato Subject: Re: [PATCH v1 04/11] mm/memremap: convert to pfnmap_track() + pfnmap_untrack() Message-ID: References: <20250425081715.1341199-1-david@redhat.com> <20250425081715.1341199-5-david@redhat.com> MIME-Version: 1.0 In-Reply-To: <20250425081715.1341199-5-david@redhat.com> X-Mimecast-Spam-Score: 0 X-Mimecast-MFC-PROC-ID: Jbf2ktTj2bHlumuHzR7Q2jkFcnHEkEl8iyD5EmIRb7o_1745611247 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=utf-8 Content-Disposition: inline X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" On Fri, Apr 25, 2025 at 10:17:08AM +0200, David Hildenbrand wrote: > Let's use the new, cleaner interface. > > Signed-off-by: David Hildenbrand > --- > mm/memremap.c | 8 ++++---- > 1 file changed, 4 insertions(+), 4 deletions(-) > > diff --git a/mm/memremap.c b/mm/memremap.c > index 2aebc1b192da9..c417c843e9b1f 100644 > --- a/mm/memremap.c > +++ b/mm/memremap.c > @@ -130,7 +130,7 @@ static void pageunmap_range(struct dev_pagemap *pgmap, int range_id) > } > mem_hotplug_done(); > > - untrack_pfn(NULL, PHYS_PFN(range->start), range_len(range), true); > + pfnmap_untrack(PHYS_PFN(range->start), range_len(range)); > pgmap_array_delete(range); > } > > @@ -211,8 +211,8 @@ static int pagemap_range(struct dev_pagemap *pgmap, struct mhp_params *params, > if (nid < 0) > nid = numa_mem_id(); > > - error = track_pfn_remap(NULL, ¶ms->pgprot, PHYS_PFN(range->start), 0, > - range_len(range)); > + error = pfnmap_track(PHYS_PFN(range->start), range_len(range), > + ¶ms->pgprot); > if (error) > goto err_pfn_remap; > > @@ -277,7 +277,7 @@ static int pagemap_range(struct dev_pagemap *pgmap, struct mhp_params *params, > if (!is_private) > kasan_remove_zero_shadow(__va(range->start), range_len(range)); > err_kasan: > - untrack_pfn(NULL, PHYS_PFN(range->start), range_len(range), true); > + pfnmap_untrack(PHYS_PFN(range->start), range_len(range)); Not a huge deal, but maybe we could merge this and previous patch? It might be easier to reference the impl when reading the call site changes. > err_pfn_remap: > pgmap_array_delete(range); > return error; > -- > 2.49.0 > -- Peter Xu