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Howlett" , Nico Pache , Ryan Roberts , Dev Jain , Barry Song , linux-kernel@vger.kernel.org Subject: Re: [PATCH] mm/huge_memory: refactor after-split (page) cache code. 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mapping referencing issues[1][2][= 3] >> every time the code is modified, because they do not understand that >> mapping cannot be NULL when a folio is in page cache in the code. >> Refactor the code to make it explicit. >> >> No functional change is intended. >> >> [1]https://lore.kernel.org/linux-mm/2afe3d59-aca5-40f7-82a3-a6d976fb0f= 4f@stanley.mountain/ >> [2]https://lore.kernel.org/oe-kbuild/64b54034-f311-4e7d-b935-c16775dbb= 642@suswa.mountain/ >> [3]https://lore.kernel.org/linux-mm/20250716145804.4836-1-antonio@mand= elbit.com/ >> >> Suggested-by: David Hildenbrand >> Signed-off-by: Zi Yan > > Much easier to grasp - Thanks a lot! > > I am sure Coverity will be happy too at this point, because the ambigui= ty has been fully removed. > > In a previous email you asked me how to prevent Coverity from complaini= ng about certain code: my thinking is fully aligned with Dan's reply. IMH= O refactoring the code was the best choice - thanks again. Sure. Coverity/smatch makes the code better this time. :) Best Regards, Yan, Zi