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[98.225.44.182]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-84214b67a11sm1946082b3a.27.2026.05.29.07.41.14 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 29 May 2026 07:41:14 -0700 (PDT) Date: Fri, 29 May 2026 07:41:12 -0700 From: Stanislav Kinsburskii To: Andrew Morton Cc: Liam.Howlett@oracle.com, david@kernel.org, jgg@ziepe.ca, corbet@lwn.net, leon@kernel.org, ljs@kernel.org, mhocko@suse.com, rppt@kernel.org, shuah@kernel.org, skhan@linuxfoundation.org, surenb@google.com, vbabka@kernel.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org, linux-mm@kvack.org Subject: Re: [PATCH v3 0/3] mm/hmm: Add mmap lock-drop support for userfaultfd-backed mappings Message-ID: References: <177928604779.589431.14703161356676674288.stgit@skinsburskii> <20260521163309.c5cc5d3f6cf16bac212cf90b@linux-foundation.org> <20260528131115.184c178d03d516e11248a1ae@linux-foundation.org> Precedence: bulk X-Mailing-List: linux-kselftest@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260528131115.184c178d03d516e11248a1ae@linux-foundation.org> On Thu, May 28, 2026 at 01:11:15PM -0700, Andrew Morton wrote: > On Thu, 28 May 2026 12:53:59 -0700 Stanislav Kinsburskii wrote: > > > A gentle reminder as requested: do you think this change could be taken into > > the mm tree? > > It's beneficial not only for the MSHV driver, but can be used for > > post-copy live migration of GPU states in future. > > Still no review, alas. It's not a trivial thing, affecting both hmm > and userfaultfd. And we're closing in on -rc6. > > I'd prefer that we revisit in the next cycle, please. Refresh retest > and resend after -rc1? > Sure, will do. Thanks, Stanislav