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[221.241.217.81]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-847f6b9e12csm7083750b3a.21.2026.07.08.06.17.47 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 08 Jul 2026 06:17:48 -0700 (PDT) Date: Wed, 08 Jul 2026 22:17:46 +0900 Message-ID: From: Hajime Tazaki To: akpm@linux-foundation.org Cc: liam@infradead.org, ljs@kernel.org, vbabka@kernel.org, jannh@google.com, pfalcato@suse.de, linux-mm@kvack.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] mm: nommu: point to the write iterator upon split_vma In-Reply-To: <20260705152708.582fd8d87561f600da23c0a7@linux-foundation.org> References: <20260702012546.665383-1-thehajime@gmail.com> <20260705152708.582fd8d87561f600da23c0a7@linux-foundation.org> User-Agent: Wanderlust/2.15.9 (Almost Unreal) Emacs/27.2 Mule/6.0 MIME-Version: 1.0 (generated by SEMI-EPG 1.14.7 - "Harue") Content-Type: text/plain; charset=US-ASCII X-Rspam-User: X-Rspamd-Server: rspam09 X-Rspamd-Queue-Id: 75A221C000E X-Stat-Signature: qsadnxjmrhukg6dnjd9uorbejccrsza4 X-HE-Tag: 1783516670-821543 X-HE-Meta: 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 N7geONFW 2Cd/yT7gY56jQzSi6tRfs8ua5c+Z3FJOAwulI3j42hDC8u5jz1jl3XegiwwxVc7UjQKF/+VOzbp++O10qLnTQ+612b1kz3mG0QnEo1jUm/tFiLHc8kg01PJ6MuWnOEsiuwEI4EKZ1aCqbIDKw6W3kO5jxI7O4SKdEUDIFUpKk2p9uBM3QE44Mp7KidQ0j/zQffXxsXdnwvFL7x9O8C9H+rAldo4Qlugv9/AmUkkLHXLL8taqA2xf2NAuxHMdvE+ZHpO5m/nbbxHhHkEqGDFihWupF64wBaS1neTBx8QljFT62Nd2mUfZ4FvJntciHzU5h2nOB635XJBxRNLSQ8qmMokkzRS+5EgxvKM+LK6OFmznu3Gcfd/aI/CLGIVftR2q9hHIlOBC9AQ6yQGMGQu5yNyczffbp9+BxqEMCLmC2YFY5iHQhlmGUpDyDqk27wnV83TWhat5hLlGTJtoHBpxUgifjaPL3g2x8+mZu+wDdmvS1Oa0= Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Mon, 06 Jul 2026 07:27:08 +0900, Andrew Morton wrote: > > Thanks. Unfortunately we aren't very diligent about the nommu code > (are we?). Perhaps appropriately - clearly this code doesn't get used a > lot. > > It appears that AI review has found another issue in there: > https://sashiko.dev/#/patchset/20260702012546.665383-1-thehajime@gmail.com I will also look at this. -- Hajime