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Howlett" , akpm@linux-foundation.org, peterx@redhat.com, jannh@google.com, hannes@cmpxchg.org, mhocko@kernel.org, paulmck@kernel.org, shuah@kernel.org, adobriyan@gmail.com, brauner@kernel.org, josef@toxicpanda.com, yebin10@huawei.com, linux@weissschuh.net, willy@infradead.org, osalvador@suse.de, andrii@kernel.org, ryan.roberts@arm.com, christophe.leroy@csgroup.eu, tjmercier@google.com, kaleshsingh@google.com, aha310510@gmail.com, linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-mm@kvack.org, linux-kselftest@vger.kernel.org Subject: Re: [PATCH v6 7/8] fs/proc/task_mmu: read proc/pid/maps under per-vma lock Message-ID: <5a22a420-61ed-4cec-bae8-759ce867fa93@lucifer.local> References: <5ec10376-6a5f-4a94-9880-e59f1b6d425f@suse.cz> <19d46c33-bd5e-41d1-88ad-3db071fa1bed@lucifer.local> <0b8617c1-a150-426f-8fa6-9ab3b5bcfa1e@redhat.com> <8026c455-6237-47e3-98af-e3acb90dba25@suse.cz> <5f8d3100-a0dd-4da3-8797-f097e063ca97@lucifer.local> Content-Type: text/plain; charset=us-ascii 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spinlock As politely pointed out to me by Vlasta off-list s/spinlock/mutex/ since we apparently allocate for anon_vma_name :'(.