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b=nelWE3zjs3ROBUUWEIhe0F1oTiPJnNVjm1IaWrtJb93itzWuzNDYwTu6cLsfQ7QLb Vdv9K7z5xa8VHTq8IyonktNfSFJtOLPCFQhEXXtVLmwcYu+WfX0uPtYYPeHh0dd9ae rTIZdlRDkK3yu/43bumCO+dbAn9rTaDHc59ppIj4= Date: Tue, 2 Jul 2024 17:49:39 -0700 From: Andrew Morton To: Wei Yang Cc: linux-mm@kvack.org, willy@infradead.org, David Hildenbrand Subject: Re: [PATCH] mm/page_alloc: remove prefetchw() on freeing page to buddy system Message-Id: <20240702174939.516d1c69698db2dff79170c8@linux-foundation.org> In-Reply-To: <20240703000142.un3aq2gwqfca5olk@master> References: <20240702020931.7061-1-richard.weiyang@gmail.com> <20240701232224.43d5243ec9f15aa3e29a7ec5@linux-foundation.org> <20240703000142.un3aq2gwqfca5olk@master> X-Mailer: Sylpheed 3.8.0beta1 (GTK+ 2.24.33; x86_64-pc-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-Rspamd-Queue-Id: CD2FB4001A X-Rspam-User: X-Rspamd-Server: rspam05 X-Stat-Signature: 8kxku4x6kbnouuu7o44e4u6c7ru11xrf X-HE-Tag: 1719967781-668837 X-HE-Meta: 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 TVg0md6Z 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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 Wed, 3 Jul 2024 00:01:42 +0000 Wei Yang wrote: > >> Signed-off-by: Wei Yang > >> Suggested-by: Matthew Wilcox > >> CC: David Hildenbrand > >> > >> --- > >> The patch is based on mm-stable with David's change. > > > >Oh help. David makes many changes. Please identify patches with much > >care. Fully quoting the email title works, as does a link. > > > > The commit is 3dadec1babf9eee0c67c967df931d6f0cb124a04 > > mm: pass meminit_context to __free_pages_core() OK, that's in mm-stable. > The link is, if I am correct. > https://lore.kernel.org/all/20240607090939.89524-2-david@redhat.com/ > > BTW, how we track the mail link? Just search in lore.kernel.org? I'm not sure what you mean? I extract the message-id from the email and concat it with "https://lkml.kernel.org/r".