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[2a02:3100:a017:2b01:5fe:203b:7cd2:a640]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-49fc6ca43edsm109505565e9.0.2026.09.18.22.23.46 (version=TLS1_3 cipher=TLS_CHACHA20_POLY1305_SHA256 bits=256/256); Fri, 18 Sep 2026 22:23:47 -0700 (PDT) From: Karl Mehltretter To: Russell King Cc: Karl Mehltretter , Will Deacon , Catalin Marinas , Steve Capper , linux-arm-kernel@lists.infradead.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org, stable@vger.kernel.org, Anshuman Khandual , David Hildenbrand , Ryan Roberts , Andrew Morton Subject: Re: [PATCH] ARM: mm: LPAE: Change THP helpers to comply with generic MM semantics Date: Sat, 19 Sep 2026 07:23:44 +0200 Message-Id: <20260919052344.23653-1-kmehltretter@gmail.com> X-Mailer: git-send-email 2.39.5 (Apple Git-154) In-Reply-To: <20260824055938.27594-1-kmehltretter@gmail.com> References: <20260824055938.27594-1-kmehltretter@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit On Mon, 24 Aug 2026 07:59:38 +0200, I wrote: > pmd_mkinvalid() clears L_PMD_SECT_VALID from a huge PMD. A PROT_NONE > huge mapping also lacks that bit. On LPAE, pmd_present() therefore > reports both entries as non-present even though they still describe a > huge page. Friendly ping on this patch. Adding Anshuman Khandual, David Hildenbrand, Ryan Roberts and Andrew Morton to Cc for review of the THP helper semantics. Thanks, Karl