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X-IronPort-AV: E=McAfee;i="6600,9927,10734"; a="360360131" X-IronPort-AV: E=Sophos;i="6.00,224,1681196400"; d="scan'208";a="360360131" Received: from orsmga008.jf.intel.com ([10.7.209.65]) by orsmga103.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 07 Jun 2023 08:57:10 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10734"; a="739335890" X-IronPort-AV: E=Sophos;i="6.00,224,1681196400"; d="scan'208";a="739335890" Received: from vsmyers-mobl2.amr.corp.intel.com (HELO [10.212.146.233]) ([10.212.146.233]) by orsmga008-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 07 Jun 2023 08:57:09 -0700 Message-ID: Date: Wed, 7 Jun 2023 08:57:09 -0700 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.11.0 Subject: Re: [PATCH v11 10/20] x86/virt/tdx: Add placeholder to construct TDMRs to cover all TDX memory regions Content-Language: en-US To: Kai Huang , linux-kernel@vger.kernel.org, kvm@vger.kernel.org Cc: linux-mm@kvack.org, kirill.shutemov@linux.intel.com, tony.luck@intel.com, peterz@infradead.org, tglx@linutronix.de, seanjc@google.com, pbonzini@redhat.com, david@redhat.com, dan.j.williams@intel.com, rafael.j.wysocki@intel.com, ying.huang@intel.com, reinette.chatre@intel.com, len.brown@intel.com, ak@linux.intel.com, isaku.yamahata@intel.com, chao.gao@intel.com, sathyanarayanan.kuppuswamy@linux.intel.com, bagasdotme@gmail.com, sagis@google.com, imammedo@redhat.com References: From: Dave Hansen In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Rspamd-Queue-Id: D88BF40022 X-Rspam-User: X-Rspamd-Server: rspam11 X-Stat-Signature: cooz8oetd4am6c4e9gp3yw6ob8n7jzn3 X-HE-Tag: 1686153432-989411 X-HE-Meta: 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 /bNPWABF unP91fdRWvezEwdaU+Z1YHKsCvuFqkerg0GeHLaZqgHuh+Vh75McJvpSuJ/le8GZB/6ZEBPtiDT+ECvKVXD74xniQaA7Esu7bmHKkQQt9Wo8JeqihkwwgpVaJl0QJEUUOeD/PeNpVZ2LEZPRh1e6LTS1UjAv7SQiNIjhz3n/7sSPNNxM= X-Bogosity: Ham, tests=bogofilter, spamicity=0.022059, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On 6/4/23 07:27, Kai Huang wrote: > +struct tdmr_info_list { > + void *tdmrs; /* Flexible array to hold 'tdmr_info's */ > + int nr_consumed_tdmrs; /* How many 'tdmr_info's are in use */ I'm looking back here after seeing the weird cast in the next patch. Why is this a void* instead of a _real_ type?