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Howlett" , Vlastimil Babka , Jann Horn , Pedro Falcato , Mike Rapoport , Suren Baghdasaryan , Kees Cook , linux-mm@kvack.org, linux-kernel@vger.kernel.org, Vineet Gupta , Russell King , Catalin Marinas , Will Deacon , Brian Cain , Huacai Chen , WANG Xuerui , Thomas Bogendoerfer , Dinh Nguyen , Madhavan Srinivasan , Michael Ellerman , Nicholas Piggin , Christophe Leroy , Paul Walmsley , Palmer Dabbelt , Albert Ou , Alexandre Ghiti , Heiko Carstens , Vasily Gorbik , Alexander Gordeev , Christian Borntraeger , Sven Schnelle , Thomas Gleixner , Ingo Molnar , Borislav Petkov , Dave Hansen , x86@kernel.org, "H . Peter Anvin" , Richard Weinberger , Anton Ivanov , Johannes Berg , Alexander Viro , Christian Brauner , Jan Kara , Xu Xin , Chengming Zhou , Michal Hocko , Paul Moore , Stephen Smalley , Ondrej Mosnacek , linux-snps-arc@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-hexagon@vger.kernel.org, loongarch@lists.linux.dev, linux-mips@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-riscv@lists.infradead.org, linux-s390@vger.kernel.org, linux-um@lists.infradead.org, linux-fsdevel@vger.kernel.org, selinux@vger.kernel.org Subject: [PATCH v4 18/25] mm: update vma_supports_mlock() to use new VMA flags Date: Fri, 20 Mar 2026 19:38:35 +0000 Message-ID: <49cc166dbafe0a81abc4581a9f5c84630b02fcb8.1774034900.git.ljs@kernel.org> X-Mailer: git-send-email 2.53.0 In-Reply-To: References: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Stat-Signature: ud7trie1h59nmbkztpfihoqt3dd4qx4t X-Rspam-User: X-Rspamd-Queue-Id: 00CC8120013 X-Rspamd-Server: rspam12 X-HE-Tag: 1774035567-295025 X-HE-Meta: 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 CGmYneE8 C7LAozen+PYzeVYtQGBtS2XcP+NzG30fHbzXVSAxBllSDBT90b6DPPBkbJfz5PSNyrz9okNzVWjzVbhQ= Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: We now have the ability to test all of this using the new vma_flags_t approach, so let's do so. Acked-by: Vlastimil Babka (SUSE) Signed-off-by: Lorenzo Stoakes (Oracle) --- mm/internal.h | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/mm/internal.h b/mm/internal.h index 80d8651441a7..708d240b4198 100644 --- a/mm/internal.h +++ b/mm/internal.h @@ -1252,7 +1252,9 @@ static inline struct file *maybe_unlock_mmap_for_io(struct vm_fault *vmf, static inline bool vma_supports_mlock(const struct vm_area_struct *vma) { - if (vma->vm_flags & (VM_SPECIAL | VM_DROPPABLE)) + if (vma_test_any_mask(vma, VMA_SPECIAL_FLAGS)) + return false; + if (vma_test_single_mask(vma, VMA_DROPPABLE)) return false; if (vma_is_dax(vma) || is_vm_hugetlb_page(vma)) return false; -- 2.53.0