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 X-Spam-Level: X-Spam-Status: No, score=-3.8 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 749F6C2D0A3 for ; Tue, 3 Nov 2020 08:38:49 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 1B5A322264 for ; Tue, 3 Nov 2020 08:38:49 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="HDkSJkK+"; dkim=fail reason="signature verification failed" (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="pdBoEAt6" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 1B5A322264 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=infradead.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=merlin.20170209; h=Sender:Content-Transfer-Encoding: Content-Type:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References:Message-ID: Subject:To:From:Date:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=4ML1hhyQrr7llIAFP+j3jArEVccLHl8j0CxEG7iJyqY=; b=HDkSJkK+AsBwspKvI5G465s2l M8aDLalqJ27gPwZldzw55gMJLlGHkMEKcjeHvhsLqcuOGzD0hfATVvVjvdIzQNn3NNUercj+hj3Vf hb+irk0I/yCOcPDCe7reunFWPQ8OO1crVFqyfD4ftnJO44IWQnoo40iGU/SaPkx7476TgG8E+a6jQ esEu/NyzxCJWWxPu/d4Wg70B5QHEfuXOA/Uh4RHVFSU3Ad+XLbRuBEI8GSZTvKwiBaX6TOu2OCRiQ b5XNZw9pguFZVbvG9XpZ9qYr5/JrsTNePZnV7NxWKfhJDtSFoTDWmeVajKQeyJU1dUHlR9Oos/oHQ 7cFr9DT6Q==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1kZrpY-0004IQ-G1; Tue, 03 Nov 2020 08:38:16 +0000 Received: from casper.infradead.org ([2001:8b0:10b:1236::1]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1kZrpO-0004Fv-LU for linux-arm-kernel@merlin.infradead.org; Tue, 03 Nov 2020 08:38:11 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=casper.20170209; h=In-Reply-To:Content-Type:MIME-Version: References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description; bh=qN0bHUKAHFEL54H3lvuQSCj9tnCx/ESpYXkr6/VPy1E=; b=pdBoEAt6CB5d3scOUIeQioqtKt 7ysFdZ2jQGKsMhyPfcGGZ5wmkjrksdVUVLxJ3jePEVnwYee6uo0DD8bGGQSPHgn+SLMPC+QomEMKr sTwblJDDPD2Od4P76fONdJkUbORtiYRpl2ebO4d+0svUvqRdEDJMrp/0fGn6EHrTkY3NRwRfbZeah 0u8kuvZu1YVEVZFBW7mXj150YT9yoAxAtexlzSK2Xx0QiUy+6ETjmIUP/0RvdB8aiX2uNAfDS5D0M W6Wi2wFODAA0qA+jTa1BRmgDecu9jFPKEHlmYu2HjfDgd89PJu17TAi9kHqX6bpDfJZCXqcCAJ29V 0/exxXVQ==; Received: from hch by casper.infradead.org with local (Exim 4.92.3 #3 (Red Hat Linux)) id 1kZrpN-0002k0-0U; Tue, 03 Nov 2020 08:38:05 +0000 Date: Tue, 3 Nov 2020 08:38:04 +0000 From: Christoph Hellwig To: David Hildenbrand Subject: Re: mm/memblock: export memblock_{start/end}_of_DRAM Message-ID: <20201103083804.GE9092@infradead.org> References: <20201030083842.GA4319@kernel.org> <20201031091846.GA30512@infradead.org> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: X-SRS-Rewrite: SMTP reverse-path rewritten from by casper.infradead.org. See http://www.infradead.org/rpr.html X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Mark Rutland , Will Deacon , Anshuman Khandual , Catalin Marinas , Sudarshan Rajagopalan , linux-kernel@vger.kernel.org, Steven Price , Christoph Hellwig , linux-arm-kernel@lists.infradead.org, Greg Kroah-Hartman , Suren Baghdasaryan , Mike Rapoport , Pratik Patel Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Sat, Oct 31, 2020 at 11:05:45AM +0100, David Hildenbrand wrote: > On 31.10.20 10:18, Christoph Hellwig wrote: > > On Fri, Oct 30, 2020 at 10:38:42AM +0200, Mike Rapoport wrote: > > > What do you mean by "system memory block"? There could be a lot of > > > interpretations if you take into account memory hotplug, "mem=" option, > > > reserved and firmware memory. > > > > > > I'd suggest you to describe the entire use case in more detail. Having > > > the complete picture would help finding a proper solution. > > > > I think we need the code for the driver trying to do this as an RFC > > submission. Everything else is rather pointless. > > Sharing RFCs is most probably not what people want when developing advanced > hypervisor features :) Well, if they can't even do that it really has no relevance for kernel development. _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel