From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pl1-f175.google.com (mail-pl1-f175.google.com [209.85.214.175]) (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 725E546B8 for ; Wed, 27 Dec 2023 00:27:39 +0000 (UTC) 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=google.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="CrnZQeIp" Received: by mail-pl1-f175.google.com with SMTP id d9443c01a7336-1d3ea8d0f9dso464825ad.1 for ; Tue, 26 Dec 2023 16:27:39 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1703636859; x=1704241659; darn=vger.kernel.org; h=mime-version:references:message-id:in-reply-to:subject:cc:to:from :date:from:to:cc:subject:date:message-id:reply-to; bh=tWB8GEfhgaG2StCZxtDIu7qsHSf/rZ4sNtnlAoGbWAQ=; b=CrnZQeIpKav4Cx1+pi85tQ/J2VP4ZQV4SfFgznLL0bZxyTBd2fdhWVomTtTzcB9b5p 7UgLg//yi5Oa7lbYXXuilviOf261D1+VbLRE0X59BYC2vFFQrUV0cOepxikHehjOXGsA w3tO5+jRe+shjZxQhy6hxO3hY/HCpLz0xdkbIz2U5FG+oUJtqVw4/ri4Q5wXjZXSW9zc DNWq+OTkf6C//zJ1XHh9sPxSku6GX5fflurK9PhT+SzNadOq6S8Tt4dHAkB/IsnQaJhI AAK3ildEWGVLvxZi7h/srDjS8+HCpyfqb8m92Zdzs8SpEJMkZpHiqZWUhu6aH5PKWC78 hVog== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1703636859; x=1704241659; h=mime-version:references:message-id:in-reply-to:subject:cc:to:from :date:x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=tWB8GEfhgaG2StCZxtDIu7qsHSf/rZ4sNtnlAoGbWAQ=; b=ipfXVJx2JeFFDMmaG4zrdzqb41ABNedNQToSx27nTEDEcdiCWUCez7rEBF9eqvogK9 l5ADXI/XG9gKNbu8Q9FbSGIDDguRzaizY3f8npJv1NAgvTITVE59A1SPZ/Kf0kmjJ7ft kodQIoVhG91UUEwURerG6UaebptriwI4YkHeogcmPTb4su+595IEQWMBrUd/xG0tG+bV w6n30zTh/tBpU4OPDnbffxLQQvuRev3uCRSbsobrZb43ZIvabD3LNPgj2GnmSj5ERySp MCdNhY8mmVepCD3ZM4u0ez4OzLjJGysVmLbn4rMtrdljAeb8rst0/TUo1UzeBW5zM5/b hRVA== X-Gm-Message-State: AOJu0YzuJu8w2tq6sUQkMaF/NGKsRSkl2RgZB843hFCO1td7QZWz6CBC oRPO2v41FeHcQp6D/E9QBtgX+T/JDo06 X-Google-Smtp-Source: AGHT+IEt5kz+5IRUGXbqQvg0LHmZbhtvIOnJMwFJGwN1byHl8pOfJREKbeZKfGVR7i5FozKA6XE7xw== X-Received: by 2002:a17:902:d508:b0:1d4:69f7:792b with SMTP id b8-20020a170902d50800b001d469f7792bmr170997plg.17.1703636858562; Tue, 26 Dec 2023 16:27:38 -0800 (PST) Received: from [2620:0:1008:15:5a8c:89e6:ca2f:ea30] ([2620:0:1008:15:5a8c:89e6:ca2f:ea30]) by smtp.gmail.com with ESMTPSA id l7-20020a170902f68700b001d39af62b1fsm10527546plg.232.2023.12.26.16.27.37 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 26 Dec 2023 16:27:38 -0800 (PST) Date: Tue, 26 Dec 2023 16:27:37 -0800 (PST) From: David Rientjes To: Pasha Tatashin cc: akpm@linux-foundation.org, alim.akhtar@samsung.com, alyssa@rosenzweig.io, asahi@lists.linux.dev, baolu.lu@linux.intel.com, bhelgaas@google.com, cgroups@vger.kernel.org, corbet@lwn.net, david@redhat.com, dwmw2@infradead.org, hannes@cmpxchg.org, heiko@sntech.de, iommu@lists.linux.dev, jernej.skrabec@gmail.com, jonathanh@nvidia.com, joro@8bytes.org, krzysztof.kozlowski@linaro.org, linux-doc@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, linux-rockchip@lists.infradead.org, linux-samsung-soc@vger.kernel.org, linux-sunxi@lists.linux.dev, linux-tegra@vger.kernel.org, lizefan.x@bytedance.com, marcan@marcan.st, mhiramat@kernel.org, m.szyprowski@samsung.com, paulmck@kernel.org, rdunlap@infradead.org, robin.murphy@arm.com, samuel@sholland.org, suravee.suthikulpanit@amd.com, sven@svenpeter.dev, thierry.reding@gmail.com, tj@kernel.org, tomas.mudrunka@gmail.com, vdumpa@nvidia.com, wens@csie.org, will@kernel.org, yu-cheng.yu@intel.com Subject: Re: [PATCH v3 01/10] iommu/vt-d: add wrapper functions for page allocations In-Reply-To: <20231226200205.562565-2-pasha.tatashin@soleen.com> Message-ID: References: <20231226200205.562565-1-pasha.tatashin@soleen.com> <20231226200205.562565-2-pasha.tatashin@soleen.com> Precedence: bulk X-Mailing-List: linux-doc@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII On Tue, 26 Dec 2023, Pasha Tatashin wrote: > In order to improve observability and accountability of IOMMU layer, we > must account the number of pages that are allocated by functions that > are calling directly into buddy allocator. > > This is achieved by first wrapping the allocation related functions into a > separate inline functions in new file: > > drivers/iommu/iommu-pages.h > > Convert all page allocation calls under iommu/intel to use these new > functions. > > Signed-off-by: Pasha Tatashin Acked-by: David Rientjes