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Shutemov" Cc: Adrian Hunter , Borislav Petkov , Andrew Morton , Vlastimil Babka , Mike Rapoport , Lorenzo Stoakes , Tom Lendacky , Baoquan He , Vivek Goyal , Dave Young , linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-mm@kvack.org, linux-coco@lists.linux.dev, linux-efi@vger.kernel.org, kexec@lists.infradead.org References: <20230906073902.4229-1-adrian.hunter@intel.com> <20230906073902.4229-4-adrian.hunter@intel.com> <9ffb7a3b-cf20-617a-e4f1-8a6a8a2c5972@intel.com> <20230907142510.vcj57cvnewqt4m37@box.shutemov.name> <7a50d04f-63ee-a901-6f39-7d341e423a77@intel.com> From: Dave Hansen In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Rspamd-Server: rspam08 X-Rspamd-Queue-Id: C0AA71C0034 X-Stat-Signature: q51pfcj854ogg88a6ptyxj9wgmzjir8e X-Rspam-User: X-HE-Tag: 1694442769-659164 X-HE-Meta: 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 v3cmOCGl grwVaFDvqo7O66m2OE/wXYAu4fiOkZrCr6pmuF8hM86j/M7Vzf8eEiMEXSJeu/K6J+8VJla62iX4ewW1xHapVrMJjDYQlmlT0nd4kZAL5XSUNDzwQ4fZE7+9RWlCK9Ef4S9A5YWMoZu52QdrWcqWlmZU2Vw== 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: On 9/11/23 01:09, David Hildenbrand wrote: > So, making unaccepted memory similarly depend on "!DEVMEM || > STRICT_DEVMEM" does not sound too far off ... Yeah, considering all of the invasive work folks want to do to "harden" the kernel for TDX, doing that ^ is just about the best bang-for-your-buck "hardening" that you can get.