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Shutemov" Cc: Ard Biesheuvel , Peter Gonda , Borislav Petkov , Andy Lutomirski , Sean Christopherson , Andrew Morton , Joerg Roedel , Andi Kleen , Kuppuswamy Sathyanarayanan , David Rientjes , Vlastimil Babka , Tom Lendacky , Thomas Gleixner , Peter Zijlstra , Paolo Bonzini , Ingo Molnar , Varad Gautam , Dario Faggioli , Dave Hansen , Mike Rapoport , David Hildenbrand , Marcelo Cerri , tim.gardner@canonical.com, Khalid ElMously , philip.cox@canonical.com, "the arch/x86 maintainers" , Linux Memory Management List , linux-coco@lists.linux.dev, linux-efi , LKML , "Yao, Jiewen" Content-Type: text/plain; charset="UTF-8" ARC-Authentication-Results: i=1; imf19.hostedemail.com; dkim=pass header.d=google.com header.s=20210112 header.b=N1Wbe909; dmarc=pass (policy=reject) header.from=google.com; spf=pass (imf19.hostedemail.com: domain of dionnaglaze@google.com designates 209.85.219.169 as permitted sender) smtp.mailfrom=dionnaglaze@google.com ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1658190716; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=2lsamAysK+D7t3yFkcKTH1MEIBtg3Azfl3puoX8VWXY=; b=eFtaIJUANFoZn83zijO1Fb42JsK7EOilid+4Vvx9rjDpcU/AccML1siQZz19OmV6xXqukQ yXgcdD3J5si1wFRyvCcaEHxLbvW6yz7K16CDZWYFhbkmD/gW099YSU22Y/lPMLWm4JHt92 ud52I3xIvP/EJtzxsdNF75UzT4yhIH8= ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1658190716; a=rsa-sha256; cv=none; b=REOKMiniyVHUHB2p4qQ3E64TypihHa3LDDiX9pHRXDHNCgdm3QETw42ugUNoPP4ArDv/VO FRBE8Z0xeJkkJBuCgqCtIZ4FN5GGM7blWSItLEdy0U+jSIlNypym6lwLFJpq0I5mTVvjBE 7a+oldl56Q8EOfkDgEEho9HN3Nkyqao= X-Stat-Signature: y5zim39ttia9xmfyhp1cxdu4nkfkuu6x X-Rspamd-Queue-Id: 601BC1A008A X-Rspam-User: Authentication-Results: imf19.hostedemail.com; dkim=pass header.d=google.com header.s=20210112 header.b=N1Wbe909; dmarc=pass (policy=reject) header.from=google.com; spf=pass (imf19.hostedemail.com: domain of dionnaglaze@google.com designates 209.85.219.169 as permitted sender) smtp.mailfrom=dionnaglaze@google.com X-Rspamd-Server: rspam11 X-HE-Tag: 1658190716-199677 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: > > I think we should make it obvious from a kernel image if it supports > > unaccepted memory (with UTS_VERSION or other way). > > Something I didn't address in my previous email: how would the UEFI know where the kernel is to parse this UTS_VERSION out when it's booting a bootloader before Linux gets booted? -- -Dionna Glaze, PhD (she/her)