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[2003:cb:c701:3100:c642:ba83:8c37:b0e]) by smtp.gmail.com with ESMTPSA id 14-20020a05600c22ce00b003fba2734f1esm19876731wmg.1.2023.08.15.00.33.01 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 15 Aug 2023 00:33:01 -0700 (PDT) Message-ID: <5c36b8a5-4e10-1a20-e84b-b4f22573000e@redhat.com> Date: Tue, 15 Aug 2023 09:33:00 +0200 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.13.0 Subject: Re: [PATCH 1/9] io_uring: Stop calling free_compound_page() To: "Matthew Wilcox (Oracle)" , Andrew Morton Cc: Jens Axboe , io-uring@vger.kernel.org, linux-mm@kvack.org References: <20230815032645.1393700-1-willy@infradead.org> <20230815032645.1393700-2-willy@infradead.org> From: David Hildenbrand Organization: Red Hat In-Reply-To: <20230815032645.1393700-2-willy@infradead.org> X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Language: en-US Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Rspamd-Server: rspam09 X-Rspamd-Queue-Id: 01AD880026 X-Stat-Signature: xh6wwb5kddgjbjuk7ruh3f3fn7ssngpb X-Rspam-User: X-HE-Tag: 1692084787-281840 X-HE-Meta: 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 VSgdoBop 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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: On 15.08.23 05:26, Matthew Wilcox (Oracle) wrote: > folio_put() is the standard way to write this, and it's not > appreciably slower. This is an enabling patch for removing > free_compound_page() entirely. > > Signed-off-by: Matthew Wilcox (Oracle) > --- Reviewed-by: David Hildenbrand -- Cheers, David / dhildenb