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b=eVYOI9lbLQellrI0qrShwRe7VmWibuaTbMIOGD8J5a5QoCHSEOkiM6Mt3S93TjKRu uFujU2H+zsMO5NfUQ6bmyUhvYzhp6R0QEwJeN2fZrUIIhzeDu+dXFgtib6JahKYprk 3UHh8iONJyWa3QI/Oqno7C5JqKLkLRZf9El3tWK9G2XPR4Cf2xg6qpJpKhxh8VCyHp /PtVBXfvttM0pZXsPVa3eLwdilnWj6jo837amr3WBuVB/mmcV91J8PWuUqXiJcSKZB /7fuwexWaXULVK6+Lwq6wYy+RiFeaTm1DmtcCS86ToDji3ZwbuwrfJp9NoXfX/rxFZ AHz4YP7EqPFEw== Message-ID: <0437ad42-612e-461f-906d-6757eb19a8de@kernel.org> Date: Wed, 25 Mar 2026 16:22:55 +0100 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH mm-new v8 2/4] mm: khugepaged: refine scan progress number To: "Lorenzo Stoakes (Oracle)" Cc: Andrew Morton , Vernon Yang , Wei Yang , lorenzo.stoakes@oracle.com, ziy@nvidia.com, dev.jain@arm.com, baohua@kernel.org, lance.yang@linux.dev, linux-mm@kvack.org, linux-kernel@vger.kernel.org, Vernon Yang References: <20260221093918.1456187-3-vernon2gm@gmail.com> <20260224035247.r6mxsfcpiev4wnce@master> <1da56bbb-9211-42d7-9b08-3ee56d2b538d@kernel.org> <8a5277e0-d70e-4849-9763-ed90e350a118@kernel.org> <22dccc17-787c-448e-a571-23c7a9afeaff@lucifer.local> <20260325080930.a205fca9e7e61c4a793f5228@linux-foundation.org> <3cf94628-3c6a-43ed-9fc1-29bd5a911497@kernel.org> <8d2e809c-e4c8-4d35-a2ae-62777b6dfbcc@lucifer.local> From: "David Hildenbrand (Arm)" Content-Language: en-US Autocrypt: addr=david@kernel.org; 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charset=UTF-8 Content-Transfer-Encoding: 7bit X-Rspamd-Queue-Id: 8EED1180011 X-Stat-Signature: 3h77x3xgre6qfpxyragncftahyrnin6h X-Rspam-User: X-Rspamd-Server: rspam07 X-HE-Tag: 1774452182-388911 X-HE-Meta: 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 ascOqF8x KxGgZcaGwxi4vKAEvgwcL/TlAFKe50/hETjeCE5qSxJsG3UC13Lg2zlwmoQKvA7DlWozCmtCKZ+2sl88r4YZOeUs7v+oBpYU2bceuv5LuPlJg4wFsZ+8El52e8xH2pa7MeQ4kILnN/FMS8hpRWwp+7smMBsU6C9FnM2ygGZBlAnYhJTM6sY2IJECVG6EbfsbrW9IpmGxoFny0zmSWlxX6dUI5hn0E3xvmb4gRiceGKq/qLmJ9ykNR6wLBHXuTfCB2wP74KwnbM1UIkYZcgZXmiOVJokugH5WqJULLJUeVDMx9kt/5rBuG9BIToLx03fDC9JQdPcnrHMYaBfw= Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On 3/25/26 16:20, Lorenzo Stoakes (Oracle) wrote: > On Wed, Mar 25, 2026 at 04:17:21PM +0100, David Hildenbrand (Arm) wrote: >> On 3/25/26 16:09, Andrew Morton wrote: >>> >> >> +1, I could have sworn we brought that up before. :) >> >>> >>> Oh. I've never really received that message, at least not at all >>> clearly. >>> >>> I've been hoping that the -fix patches are actually pro-reviewer, for >>> those reviewers who have looked at the previous version. A full resend >>> of something you've already looked at is quite annoying! >>> >>> I try to mitigate that by sending the >>> heres-what-you-changed-since-last-time replies. It's a little more >>> work at this end, but that's not at all a problem. >>> >>> I see a couple of options here >>> >>> a) I can fold the -fix into the base patch then send out the >>> resulting diff as a reply-to-all. >>> >>> b) We can just deprecate the -fix things and ask people for full >>> resends. >>> >>> It depends on what people prefer. How do we determine that? >> >> I like "fix" for smaller "obvious" stuff where a resend is really just >> noise. >> >> But for bigger stuff I prefer a full resend (we can still have these >> temporary fixups, but for reviewers a follow-up resend is better). > > Yeah, it's really about being able to come to a series later and be able to > comment line-by-line. > > Really larger stuff should be resent I think, esp. if there's multiple > fixes in the series. > > A reply with the same-patch-but-with-fix-applied would definitely be > useful! Right, for completeness, this is what we had in an off-list thread: " Not sure if that's a problem for others, but I got the feeling that this escalated a bit lately. I know, that we prefer fixups to sort out smaller stuff. So far so good. In the last time there were some series where I was seriously completely lost which state of the patches would go upstream, or what I should even review, because there were just fixups over fixups. Fixups are nice, but for someone reviewing a series, too many fixups (either as inline patch or even worse, as independent patches) just causes a mess. It also gives the impression of "this is mostly done, so don't waste your time reviewing it anymore." --- "just the finishing touches" --- "don't jump in late and cause trouble". " -- Cheers, David