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[2003:cb:c704:4100:c220:ede7:17d4:6ff4]) by smtp.gmail.com with ESMTPSA id p18-20020adfba92000000b001e4ae791663sm8810335wrg.62.2022.04.04.01.43.35 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 04 Apr 2022 01:43:35 -0700 (PDT) Message-ID: Date: Mon, 4 Apr 2022 10:43:35 +0200 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.6.2 To: Kalle Valo Cc: Zi Yan , 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> From: David Hildenbrand Organization: Red Hat Subject: Re: [PATCH 1/2] mm: page_alloc: simplify pageblock migratetype check in __free_one_page(). In-Reply-To: <87mth3udl2.fsf@tynnyri.adurom.net> 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 X-Rspamd-Server: rspam06 X-Rspamd-Queue-Id: 04A88180015 X-Rspam-User: Authentication-Results: imf24.hostedemail.com; dkim=pass header.d=redhat.com header.s=mimecast20190719 header.b=gT39AwZS; dmarc=pass (policy=none) header.from=redhat.com; spf=none (imf24.hostedemail.com: domain of david@redhat.com has no SPF policy when checking 170.10.129.124) smtp.mailfrom=david@redhat.com X-Stat-Signature: dyugxzth8b9hrs133phtrn5m1x4eyr9a X-HE-Tag: 1649061822-903893 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 09:52, 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. > > Just to clarify, I assumed Gnus was doing the conversion to octet-stream > but I never verified that. > > Heh, interestingly enough that patch was sent from redhat.com: > > https://lore.kernel.org/all/877d8eyz61.fsf@kernel.org/ > > Is that just a coincidence or are Redhat servers doing something > strange? If you find out, do let me know. I'm very curious :) > It is strange. Also mails from Andrew result in the same, unusable/unreadable mails in my inbox. :( Right now I assume that Mimecast servers try to auto-detecting and adding "Content-type:", and somehow mess up. And I do think that it doesn't always mess up; some patch content (encoding?) seems to trigger that. -- Thanks, David / dhildenb