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[209.85.222.171]) by smtp.gmail.com with ESMTPSA id z2-20020ac86b82000000b003a5c6ad428asm7432328qts.92.2023.01.11.04.13.10 for (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 11 Jan 2023 04:13:10 -0800 (PST) Received: by mail-qk1-f171.google.com with SMTP id s8so4229892qkj.6 for ; Wed, 11 Jan 2023 04:13:10 -0800 (PST) X-Received: by 2002:a05:622a:2598:b0:3ae:db1:185f with SMTP id cj24-20020a05622a259800b003ae0db1185fmr412604qtb.436.1673438886653; Wed, 11 Jan 2023 04:08:06 -0800 (PST) MIME-Version: 1.0 References: <20230101162910.710293-1-Jason@zx2c4.com> <20230101162910.710293-3-Jason@zx2c4.com> <874jt0kndq.fsf@oldenburg.str.redhat.com> In-Reply-To: From: Linus Torvalds Date: Wed, 11 Jan 2023 06:07:50 -0600 X-Gmail-Original-Message-ID: Message-ID: Subject: Re: [PATCH v14 2/7] mm: add VM_DROPPABLE for designating always lazily freeable mappings To: Eric Biggers Cc: Florian Weimer , "Jason A. Donenfeld" , Andy Lutomirski , Ingo Molnar , linux-kernel@vger.kernel.org, patches@lists.linux.dev, tglx@linutronix.de, linux-crypto@vger.kernel.org, linux-api@vger.kernel.org, x86@kernel.org, Greg Kroah-Hartman , Adhemerval Zanella Netto , "Carlos O'Donell" , Arnd Bergmann , Jann Horn , Christian Brauner , linux-mm@kvack.org, mlichvar@redhat.com Content-Type: text/plain; charset="UTF-8" X-Spam-Status: No, score=-1.8 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, RCVD_IN_DNSWL_NONE,SPF_HELO_NONE,SPF_PASS autolearn=no autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-crypto@vger.kernel.org On Wed, Jan 11, 2023 at 1:27 AM Eric Biggers wrote: > > How would userspace decide when to reseed its CRNGs, then? .. and that is relevant to all the VM discussions exactly why? Linus