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b=VnDWnThi7x8C/ChyqkphLKT4CN2qhjn4bgVZRT3thU06/8VKJp4TXxTLKdd3W+/gI lwBurUwV1KTJLClJZCp62a4VPQyRP74hQNi50rzs+q3ioi2wUC6M6N4Cy28yLlKsn/ tf044FWTbVqbl6W02n8H+OfPCTeQdT3tULq6Wgbg= Date: Sat, 25 Apr 2026 04:36:05 -0700 From: Andrew Morton To: "David Hildenbrand (Arm)" Cc: Yosry Ahmed , Pasha Tatashin , Lance Yang , peterz@infradead.org, dave.hansen@intel.com, dave.hansen@linux.intel.com, ypodemsk@redhat.com, hughd@google.com, will@kernel.org, aneesh.kumar@kernel.org, npiggin@gmail.com, tglx@linutronix.de, mingo@redhat.com, bp@alien8.de, x86@kernel.org, hpa@zytor.com, arnd@arndb.de, ljs@kernel.org, ziy@nvidia.com, baolin.wang@linux.alibaba.com, Liam.Howlett@oracle.com, npache@redhat.com, ryan.roberts@arm.com, dev.jain@arm.com, baohua@kernel.org, shy828301@gmail.com, riel@surriel.com, jannh@google.com, jgross@suse.com, seanjc@google.com, pbonzini@redhat.com, boris.ostrovsky@oracle.com, virtualization@lists.linux.dev, kvm@vger.kernel.org, linux-arch@vger.kernel.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org, ioworker0@gmail.com, roman.gushchin@linux.dev Subject: Re: [PATCH 7.2 v10 0/2] skip redundant sync IPIs when TLB flush sent them Message-Id: <20260425043605.a3a1819fb219c649eab0f3a1@linux-foundation.org> In-Reply-To: <872e752d-c7fa-4a75-a963-4e2f42ce468b@kernel.org> References: <20260424062528.71951-1-lance.yang@linux.dev> <20260424063024.ce42ee6a5546e4d9337dd007@linux-foundation.org> <20260424071533.d28ce90126f05e1c6fc1b740@linux-foundation.org> <80ab39c2-efb9-4a23-bd56-46d9bb4e41bb@kernel.org> <20260424073145.b990fe9b925da304508aad71@linux-foundation.org> <644e65dc-3d39-4137-b51f-51d953b67d50@kernel.org> <4e7699eb-e101-4a25-b585-79a777eb7cc2@kernel.org> <872e752d-c7fa-4a75-a963-4e2f42ce468b@kernel.org> 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-Stat-Signature: 4bis4xme1omd8uxrwt17b5dcrd61tsh8 X-Rspamd-Queue-Id: 523AF40002 X-Rspam-User: X-Rspamd-Server: rspam08 X-HE-Tag: 1777116968-577273 X-HE-Meta: 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 W+7N67cR wDyCJF8tzQSAYfQb5y8ugjUV6OMZ8EtME/3SroZI8UknUIchEN72f5TuTf68zeAIKM7tv0WDUvntuGx2HftzpB5920J7/YkIm8+plJ416Igf9xk3IWNh8VJg0ktAymYTXi7aZnKmrBzUtfEmnnSNYsqoRUyg6+CvBwQlRD2+Ocm4yKQi7x3ONyM+iaHcoCsc/lTkzKo4Kb9iSqYLvBKLsNiOjS5m4b4bEEic4393gVx/txpsEXCT+uQcUwyT+dvwR8+LyLwZHFi0P7UJKE9muHCLw2w== Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Sat, 25 Apr 2026 07:17:18 +0200 "David Hildenbrand (Arm)" wrote: > > The usefulness of the mailing list posting is that it makes it easier > > to respond and discuss the review. Yes, what Zi did is great, but it > > would be nice if contributors/reviewers didn't need to manually quote > > Sashiko. > > I think the most important part is the contributor side. A private posting is > sufficient for that. Thinking through how is this going to work out. - contributor sends patchset - akpm looks at the Sashiko scan and thinks "huh, we might be seeing a new version soon". - Now what? Maybe contributor doesn't like AI, maybe contributor thinks it was all nonsense. But I don't know this! So I send the email "I see that Sashiko said stuff - can we expect a new version?". Which is no improvement over what's happening now. What I would like to have is some reasonably reliable and prompt means by which we all learn contributor's views on the Sashiko scan. One way to bring this about might be to set suitable reply-to headers in the Sashiko->contributor email, along with a few words asking contributor to let everyone know the status. But whatever - let's not overthink this. To start somewhere, let's send that private email, spend a few weeks evaluating then perhaps make adjustments.