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Howlett" , Vlastimil Babka , Jann Horn , Alice Ryhl , Boqun Feng , Matthew Wilcox , Mike Rapoport , linux-mm@kvack.org, linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org, Suren Baghdasaryan , Hillf Danton , Qi Zheng , SeongJae Park Subject: Re: [PATCH] docs/mm: add VMA locks documentation Message-ID: References: <20241107190137.58000-1-lorenzo.stoakes@oracle.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="MO04lssU+mkApaAr" Content-Disposition: inline In-Reply-To: <20241107190137.58000-1-lorenzo.stoakes@oracle.com> X-Rspamd-Server: rspam06 X-Rspamd-Queue-Id: 47249C000E X-Stat-Signature: cj77jro9o9ypoxat1u17ctru67daawpf X-Rspam-User: X-HE-Tag: 1731068698-451650 X-HE-Meta: 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 9NXyYWNB 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 X-Bogosity: Ham, tests=bogofilter, spamicity=0.001817, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: --MO04lssU+mkApaAr Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Thu, Nov 07, 2024 at 07:01:37PM +0000, Lorenzo Stoakes wrote: > +.. note:: In instances where the architecture supports fewer page tables= than > + five the kernel cleverly 'folds' page table levels, that is skips the= m within > + the logic, regardless we can act as if there were always five. What are being skipped if e.g. we only have 3 or 4 page tables? Confused... --=20 An old man doll... just what I always wanted! - Clara --MO04lssU+mkApaAr Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iHUEABYKAB0WIQSSYQ6Cy7oyFNCHrUH2uYlJVVFOowUCZy4DPQAKCRD2uYlJVVFO o3s+AP0aUDqcRJ0rPGFSjziXj9/+tetBw9hi8dExw5A9cdVnQAEAyESYXfMxc9wq 44VY1iUrCTd6+/4QbgicjMDx/9xQ1wM= =4GGZ -----END PGP SIGNATURE----- --MO04lssU+mkApaAr--