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b=isLAgSEIjTaRFvzq1pCROoE8HoeIeCHv2Pm5XLY8LUqERfpOtEyFIzSj2kdSC3fPF 2EjHO35ZL9cOJTSodD6lhJ/ut8ClvU281wr6i7mx8UiMavdfYIeuqwnHS8N35mZUp3 Rrhifka0v/uX3ZxhZLQy/Jg6yxpe3yxKHPYd9YWZm7Z7gjpnPN3zb/zv2TOZsC3rnT f68ek8/JlycJk8IcCSuT+zdhPSY8ZmnUHt7gzL+cwln8IeKwH9Dvy0x+9lXGt+VlEI T3XHr0b35tgt9XpSWvwHHf2pHnc84Uo1HugZjn/rmx2j7hl6SNKsfVaoBaxCVICqHe rvM49ucB6GO6g== Message-ID: <4e7699eb-e101-4a25-b585-79a777eb7cc2@kernel.org> Date: Fri, 24 Apr 2026 21:09:21 +0200 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 7.2 v10 0/2] skip redundant sync IPIs when TLB flush sent them To: Yosry Ahmed Cc: Andrew Morton , 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 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> From: "David Hildenbrand (Arm)" Content-Language: en-US Autocrypt: addr=david@kernel.org; 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charset=UTF-8 Content-Transfer-Encoding: 8bit X-Stat-Signature: fogzur5az46u3tzb61chq9oebad3srq7 X-Rspam-User: X-Rspamd-Queue-Id: D59EC40011 X-Rspamd-Server: rspam07 X-HE-Tag: 1777057775-630321 X-HE-Meta: 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 WgeqMpn9 bArTf7ZXuk7446/9a5psgEamWMZVQp3akWEFSqVA+GgEQlukq3xTrBe8rbtlYZ8IgeBMQiKRSVr/D3bNK5LAHzz71mKpBZoTCWdYax4hlXrT17sB3/pOYOxdzlNR1hMnbi6wJEQufK+wXZpXExPN64hjjhfGcGKrCvt3w/GzOi58rusnHiJcvNbPhFWj+rzNyHZs2YpBHvAideYSZqjZNo2hhiVrZWnCtz4IAY4SNjQejf811VL1UnxB5WgHfDsiSRjb5yxrz0+JCFQM363c9IEu3eRiwYApLivvVshN1M+Keu1VoEYXgYV3tykO8qglMNxm0D9wMXBFcFJ8= Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On 4/24/26 20:50, Yosry Ahmed wrote: > On Fri, Apr 24, 2026 at 11:36 AM David Hildenbrand (Arm) > wrote: >> >> On 4/24/26 16:31, Andrew Morton wrote: >>> >>> >>> Why do you think so? >> >> The most important part for me is that authors are aware of the reports. >> >> Sending them as a mail forces people to publicly reply to the feedback, and at >> this point in time, I am not convinced that that is the right approach. > > But I imagine it's useful for reviewers to see Sashiko's feedback as > well (without having to go look on the website). I read a lot of them, yes. Maintainers know how to find it. I even think maintainers should briefly go over it before applying to spot if anything in there is still left unanswered. But that doesn't need a mailing list posting. I enjoy if contributors are aware of the reports and use that input in a reasonable, like Zi just did [1]. And if they are unsure, they usually ask to double-check. [1] https://lore.kernel.org/r/15191F7F-0D10-4907-B963-DA4EA0E36EB6@nvidia.com > It's possible that > Sashiko is right but the author isn't convinced, so getting more eyes > on the feedback would help. Forcing contributors to reply to everything. I don't like that, in particular not as long as there is no way for contributors to run it early in private. In most cases, contributors just do the reasonable thing: incorporate the feedback in a new version. -- Cheers, David