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Howlett" , Vlastimil Babka , Jann Horn , Pedro Falcato , Mike Rapoport , Suren Baghdasaryan , Michal Hocko , Jonathan Corbet , Greg Kroah-Hartman , Dennis Dalessandro , Jason Gunthorpe , Leon Romanovsky , Paul Moore , Stephen Smalley , Jaroslav Kysela , Takashi Iwai , Alexei Starovoitov , Daniel Borkmann , Andrii Nakryiko , Eduard Zingerman , Kumar Kartikeya Dwivedi , Zi Yan , Baolin Wang , Nico Pache , Ryan Roberts , Dev Jain , Barry Song , Lance Yang , Usama Arif , Kiryl Shutsemau , Doug Gilbert , "James E.J. Bottomley" , "Martin K. 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linux-s390@vger.kernel.org, sparclinux@vger.kernel.org, fuse-devel@lists.linux.dev References: <20260917-b4-mmap-prepare-vma-flag-sanify-v3-0-4583d8a23bca@kernel.org> <20260917-b4-mmap-prepare-vma-flag-sanify-v3-3-4583d8a23bca@kernel.org> From: "David Hildenbrand (Arm)" Content-Language: en-US Autocrypt: addr=david@kernel.org; keydata= xsFNBFXLn5EBEAC+zYvAFJxCBY9Tr1xZgcESmxVNI/0ffzE/ZQOiHJl6mGkmA1R7/uUpiCjJ dBrn+lhhOYjjNefFQou6478faXE6o2AhmebqT4KiQoUQFV4R7y1KMEKoSyy8hQaK1umALTdL QZLQMzNE74ap+GDK0wnacPQFpcG1AE9RMq3aeErY5tujekBS32jfC/7AnH7I0v1v1TbbK3Gp XNeiN4QroO+5qaSr0ID2sz5jtBLRb15RMre27E1ImpaIv2Jw8NJgW0k/D1RyKCwaTsgRdwuK Kx/Y91XuSBdz0uOyU/S8kM1+ag0wvsGlpBVxRR/xw/E8M7TEwuCZQArqqTCmkG6HGcXFT0V9 PXFNNgV5jXMQRwU0O/ztJIQqsE5LsUomE//bLwzj9IVsaQpKDqW6TAPjcdBDPLHvriq7kGjt WhVhdl0qEYB8lkBEU7V2Yb+SYhmhpDrti9Fq1EsmhiHSkxJcGREoMK/63r9WLZYI3+4W2rAc UucZa4OT27U5ZISjNg3Ev0rxU5UH2/pT4wJCfxwocmqaRr6UYmrtZmND89X0KigoFD/XSeVv jwBRNjPAubK9/k5NoRrYqztM9W6sJqrH8+UWZ1Idd/DdmogJh0gNC0+N42Za9yBRURfIdKSb 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MAA2CQN+5mWrmMWN/+VcvZ4BFc6MHz2DLB2Y0SUo+QPc5m88879NjE5rLZJkEn5ggFabY31D6SAj1cTmBv43/BNNo8XEp5q+6uRpb/D4YTP3ZttK527aMYDtUXhMOdd6qYzDHidZfdpEE4Kbve6e7eap6OgkkStHoyUZhDAVUDk4Iqis9pszLhpJcF97r8fOijYany89jHlEXDHcP2dmQKym5yy/C4Q/466PjLczld77zRtFixdiKGN/oKlvNoi5vEANDUaLB9QO7n3FdETz/78Xg6MVoWDnQDDrODpXcvtcjqxJNFvNy1gcb9+EEQ9eESDh7uYic1YT/kF/sgAqdNL6EwAD99OFXqxCqQT0epiLr3Vk5fzCdP Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On 9/17/26 18:22, Lorenzo Stoakes (ARM) wrote: > Replace the open-coded VMA_SPECIAL_FLAGS check in the VMA merge logic with > two new functions vma_flags_can_merge() and vma_can_merge() and update the > merge logic to use the former. > > This abstracts the check and expresses it in terms of the desired behaviour > rather than an arbitrary and confusing VMA flag. > > This also lays the groundwork for making further improvements in VMA flag > usage. > > Also update the userland VMA tests to reflect the change. > > No functional change intended. > > Signed-off-by: Lorenzo Stoakes (ARM) > --- Acked-by: David Hildenbrand (Arm) -- Cheers, David