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(p200300cbc7044100c220ede717d46ff4.dip0.t-ipconnect.de. [2003:cb:c704:4100:c220:ede7:17d4:6ff4]) by smtp.gmail.com with ESMTPSA id l9-20020a5d6d89000000b00203d62072c4sm9091663wrs.43.2022.04.04.01.46.11 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 04 Apr 2022 01:46:12 -0700 (PDT) Message-ID: <78a9f784-51c8-7693-28ed-84fe3db4bc71@redhat.com> Date: Mon, 4 Apr 2022 10:46:11 +0200 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.6.2 Subject: Re: [PATCH 1/2] mm: page_alloc: simplify pageblock migratetype check in __free_one_page(). To: Zi Yan , Kalle Valo Cc: linux-mm@kvack.org, Linus Torvalds , Steven Rostedt , Vlastimil Babka , Mel Gorman , Mike Rapoport , Oscar Salvador , Andrew Morton , linux-kernel@vger.kernel.org References: <20220401135820.1453829-1-zi.yan@sent.com> <134f56da-e827-2d29-75ba-1ec88ae2b118@redhat.com> <66F9766D-A7D8-4310-9FA9-5EC8B2CC341C@nvidia.com> <85520c49-5ef9-25f2-d6fa-f8b26e5dfec2@redhat.com> <6696fb21-090c-37c6-77a7-79423cc9c703@redhat.com> <87sfqwszc2.fsf@tynnyri.adurom.net> <87mth3udl2.fsf@tynnyri.adurom.net> <51D1B1D7-66D6-48A6-9E66-8C7686465EE4@nvidia.com> From: David Hildenbrand Organization: Red Hat In-Reply-To: <51D1B1D7-66D6-48A6-9E66-8C7686465EE4@nvidia.com> X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Language: en-US Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Authentication-Results: imf25.hostedemail.com; dkim=pass header.d=redhat.com header.s=mimecast20190719 header.b=jDw3qQTb; spf=none (imf25.hostedemail.com: domain of david@redhat.com has no SPF policy when checking 170.10.129.124) smtp.mailfrom=david@redhat.com; dmarc=pass (policy=none) header.from=redhat.com X-Stat-Signature: sokda5wswpnx7y3u58t18job9a3ukppu X-Rspam-User: X-Rspamd-Server: rspam12 X-Rspamd-Queue-Id: 49317A0006 X-HE-Tag: 1649061975-154100 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: On 02.04.22 14:00, Zi Yan wrote: > On 2 Apr 2022, at 3:52, Kalle Valo wrote: > >> Kalle Valo writes: >> >>> David Hildenbrand writes: >>> >>>> On 01.04.22 16:22, David Hildenbrand wrote: >>>>> On 01.04.22 16:19, Zi Yan wrote: >>>>>> On 1 Apr 2022, at 10:12, David Hildenbrand wrote: >>>>>> >>>>>>> On 01.04.22 15:58, Zi Yan wrote: >>>>>>> >>>>>>> It's weird, your mails arrive on my end as empty body with attachment. I >>>>>>> first suspected Thunderbird, but I get the same result on the google >>>>>>> mail web client. >>>>>>> >>>>>>> Not sure why that happens. >>>>>> >>>>>> No idea. They look fine (except mangled links by outlook) on my outlook >>>>>> desk client and web client on my side. lore looks OK too: >>>>>> https://lore.kernel.org/linux-mm/20220401135820.1453829-1-zi.yan@sent.com/ >>>>> >>>>> I can spot in the raw mail I receive >>>>> >>>>> "Content-Type: application/octet-stream; x-default=true" >>>>> >>>>> But that seems to differ to the lore mail: >>>>> >>>>> https://lore.kernel.org/linux-mm/20220401135820.1453829-1-zi.yan@sent.com/raw >>>>> >>>>> >>>>> Maybe something in my mail server chain decides to do some nasty >>>>> conversion (grml, wouldn't be the first time) >>>>> >>>> >>>> Weird thing is that this only happens with your mails. I opened an >>>> internal ticket, sorry for the noise. >>> >>> Zi's patch emails I received didn't have Content-Type, that might have >>> something to do with this. (But his reply later in the thread did have >>> one.) Also last week I got one patch email with no Content-Type either >>> and my Gnus decided to convert it to octet-stream, I guess to be on the >>> safe side. No idea if something similar is happening to you, but wanted >>> to mention it anyway. > > The emails I got from linux-mm mailing list do not have Content-Type either, > but the ones I got directly from my git-send-email have it. David is in the > cc list, so the emails sent to him should have Content-Type. I assume I received them without a Content-type, or mail servers stripped them, and Mimecast servers (which RH uses) fail to auto-detect and add a wrong Content-type. Wouldn't be the first time that Mimecast messed with mail encodings etc, unfortunately. -- Thanks, David / dhildenb