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[209.85.208.46]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-a7dc9d4e371sm554218866b.109.2024.08.06.07.43.52 for (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 06 Aug 2024 07:43:52 -0700 (PDT) Received: by mail-ed1-f46.google.com with SMTP id 4fb4d7f45d1cf-5a15692b6f6so1090711a12.0 for ; Tue, 06 Aug 2024 07:43:52 -0700 (PDT) X-Forwarded-Encrypted: i=1; AJvYcCWmraPKMG0BBz6jokRimrXbZ1+nu7f9hbKYYK2xcSMVKU+ZZ+V4LruC0WApxqu1/bHSL0VVDE64esM5H15+mQAhjFM= X-Received: by 2002:a05:6402:c08:b0:5b9:3846:8bab with SMTP id 4fb4d7f45d1cf-5b938469427mr8541227a12.14.1722955431683; Tue, 06 Aug 2024 07:43:51 -0700 (PDT) MIME-Version: 1.0 References: <202408041602.caa0372-oliver.sang@intel.com> <87o766iehy.fsf@mail.lhotse> <87bk25j1sx.fsf@mail.lhotse> In-Reply-To: <87bk25j1sx.fsf@mail.lhotse> From: Linus Torvalds Date: Tue, 6 Aug 2024 07:43:35 -0700 X-Gmail-Original-Message-ID: Message-ID: Subject: Re: [linus:master] [mseal] 8be7258aad: stress-ng.pagemove.page_remaps_per_sec -4.4% regression To: Michael Ellerman Cc: Jeff Xu , Nicholas Piggin , Christophe Leroy , Pedro Falcato , kernel test robot , Jeff Xu , oe-lkp@lists.linux.dev, lkp@intel.com, linux-kernel@vger.kernel.org, Andrew Morton , Kees Cook , "Liam R. Howlett" , Dave Hansen , Greg Kroah-Hartman , Guenter Roeck , Jann Horn , Jonathan Corbet , Jorge Lucangeli Obes , Matthew Wilcox , Muhammad Usama Anjum , =?UTF-8?Q?Stephen_R=C3=B6ttger?= , Suren Baghdasaryan , Amer Al Shanawany , Javier Carrasco , Shuah Khan , linux-api@vger.kernel.org, linux-mm@kvack.org, ying.huang@intel.com, feng.tang@intel.com, fengwei.yin@intel.com Content-Type: text/plain; charset="UTF-8" X-Rspam-User: X-Stat-Signature: xk9r45h6cwocqfyrhffy3fnsf99kyxob X-Rspamd-Queue-Id: C28D7A001A X-Rspamd-Server: rspam11 X-HE-Tag: 1722955435-311955 X-HE-Meta: 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 eyEmDoUf 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 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: List-Subscribe: List-Unsubscribe: On Tue, 6 Aug 2024 at 05:03, Michael Ellerman wrote: > > Or should I turn it into a series and post it? I think post it as a single working patch rather than as a series that breaks things and then fixes it. And considering that you did all the testing and found the problems, just take ownership of it and make it a "Suggested-by: Linus" or something. That's what my original patch was anyway: "something like this". Linus