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[185.107.15.52]) by smtp.gmail.com with ESMTPSA id 18-20020a170906319200b007c1651aeeacsm403265ejy.181.2023.01.06.05.35.33 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 06 Jan 2023 05:35:33 -0800 (PST) From: Jesper Dangaard Brouer X-Google-Original-From: Jesper Dangaard Brouer Message-ID: <2bdb5499-beec-d44c-b23b-38ad11eaf554@redhat.com> Date: Fri, 6 Jan 2023 14:35:32 +0100 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.6.0 Cc: brouer@redhat.com, netdev@vger.kernel.org, linux-mm@kvack.org, Shakeel Butt Subject: Re: [PATCH v2 02/24] netmem: Add utility functions To: "Matthew Wilcox (Oracle)" , Jesper Dangaard Brouer , Ilias Apalodimas References: <20230105214631.3939268-1-willy@infradead.org> <20230105214631.3939268-3-willy@infradead.org> In-Reply-To: <20230105214631.3939268-3-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-Rspam-User: X-Rspamd-Server: rspam03 X-Rspamd-Queue-Id: 9E409A000F X-Stat-Signature: qz8cxmonteap733ok8xumu96h54cc74h X-HE-Tag: 1673012139-647766 X-HE-Meta: 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 isrdqUFp 5sNsh2aHyAJK7VC2AEBrqIY7x5jhDuzsqn40Dssyo6zv5z8MAq6SEV395RCGwZMxQxOFa7DlG3cOZi9upBskw/JNilIDQ5uETyQVBDpUs5pw+m0o= 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 05/01/2023 22.46, Matthew Wilcox (Oracle) wrote: > netmem_page() is defined this way to preserve constness. page_netmem() > doesn't call compound_head() because netmem users always use the head > page; it does include a debugging assert to check that it's true. > > Signed-off-by: Matthew Wilcox (Oracle) > --- > include/net/page_pool.h | 59 +++++++++++++++++++++++++++++++++++++++++ > 1 file changed, 59 insertions(+) Acked-by: Jesper Dangaard Brouer