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b=kHZjQLdQm8Xd5WDVH+rbSCpn4w/crzJeE7U0jVXaAHh85IQb4ymFyKBdkdb2JtxgA IV0yh3LTSj+yqNFLN3FGXtRnfnCuMF4hi2YhV/1zB5NTX6RJ53fTleakMXnP4t9kuP E2riMY89gRTBvzLWewW0lNyvJDahQVYHYbysuiSA= Date: Sat, 19 Jul 2025 16:18:47 -0700 From: Andrew Morton To: Suren Baghdasaryan Cc: Liam.Howlett@oracle.com, lorenzo.stoakes@oracle.com, david@redhat.com, vbabka@suse.cz, 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 v8 0/6] use per-vma locks for /proc/pid/maps reads Message-Id: <20250719161847.d09abb0c9a0db0b94c4daa23@linux-foundation.org> In-Reply-To: <20250719182854.3166724-1-surenb@google.com> References: <20250719182854.3166724-1-surenb@google.com> X-Mailer: Sylpheed 3.8.0beta1 (GTK+ 2.24.33; x86_64-pc-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-Rspam-User: X-Rspamd-Queue-Id: 871C040007 X-Rspamd-Server: rspam06 X-Stat-Signature: o5uqmjxb6wsfop9xqojp11qgndtfn9nh X-HE-Tag: 1752967130-270145 X-HE-Meta: U2FsdGVkX18YLNN5+aOzBauuUbgEm2dwwMMvlxFrCugzeBF6w65rHUfTLJuUk+t8hgYr63fdxHI3Ie1600chLXEe2ira2I2luuDwTVQmBBKkl5r6mckbnd243xpIk1DCnOAGRvJ8aTMQe5WKf0JeuxinZdNxrfGLPmAmBZOyr+vPmjNOKkt6UAVQAaVsnmJnjzA/pioRn8GTaAtzi+SJJxNkaEEFXYGgcOJkbNKxM4yqy9U0v6HG06dvEjuA9AlHZeRzcj7a/mHagQ+bG06Y22RWNwU3TSq/OXZjx8y39qEOEmGap4H1E3yeVz5B3vfnC2q5qspe6hN55FIDdbcjiVGJun2lJ1eZFWQIf3jcwRgIt8R0AOiw/23suRL6lMSL85epDafDfR5+Pgb7v3B2f0dKHeBrjDNXruEUTIRLhA6bDWc2bTJacGregYd8WQJAjW7c0/DQqR3WQeiNlRkWuhsxMdZ7ozjIY0r0GlHHRvTLv/4vzI5cX3B58bzsKmXsA5nHo5R0QqjFzwa/fZ8vZa//MOe0bXKXo19zwT8niV/8TswTRebqky5rmVETi999vAKb3JLExODLFL3JTV+LtlkVoIx1sqGtnNBgPPF5D/+0FsK6LlKRGXCuePl5jWzv5PlFBpTH/Bf8uAYnqLAZqIXpOEeLaEY8rfBylpAJvYV1Ucp+zyZGS+J6gUvqB/iZmPC05mQYnSqL46rw65v7Ns/S3csTL6Ibs1KEOhYm2S957focTmYikf7lNFNP4pZbzVAwKEHi7DvondvVLP4RShX8GA8SJE821AT90lTwZfAjZ7uLqlQYAyJl51NMQxJ/ni018UZEA0Jck+TqjmLtONNRpx4XUPPsWUm6Vz3OwvYsdTi7aZoNukUSgqNhOmEvvNhN/guIKx0nwyfhuMwOvyjqyJu/u5+4JwpnS0xNL2g= X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Sat, 19 Jul 2025 11:28:48 -0700 Suren Baghdasaryan wrote: > This patchset switches from holding mmap_lock while reading /proc/pid/maps > to taking per-vma locks as we walk the vma tree. Thanks, I updated mm-new to this v8 series.