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Tue, 23 Aug 2022 18:50:24 +0000 Received: from offworld (unknown [104.36.31.106]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (P-256) server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: dave@stgolabs.net) by pdx1-sub0-mail-a212.dreamhost.com (Postfix) with ESMTPSA id 4MBywH0tbHz1Pc; Tue, 23 Aug 2022 11:50:23 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=stgolabs.net; s=dreamhost; t=1661280623; bh=3YD8UxhoVF/0CdPFuuWxAVwema5lF831lGxRQpQLviU=; h=Date:From:To:Cc:Subject:Content-Type; b=RR6E4kYNiExeT2pXdKxZtx8OEtx1EWW/oDHgL6bnAZF97dfjPOA/dfYW5F1Z3EslU Qwn0mF1d0RUXeFOFV1OhKSTUWnB7BcQoGyWaTxQ7k0+0sVY/Vp0+xpZE015wPwvkyz TAuk739uB3GVS01HzJEuR4BFmPtH5Zfh1d8Jx6KJyuSITHulgTsIlVPqgS0exa35a/ RrRh5/vn8XNaUe+qGa3uHuorgoQBYQ7S7CyDzqgNp8XxlnpVIHwSGWYs0Uopwr+58t MpEyP+cChi7sIIqa+1PrFAYSqbxfbuFr/l0it3rldZ/ViyrAD4Nl5h5QtJIr1UqCEG mqy2Kp6MxtDjw== Date: Tue, 23 Aug 2022 11:32:20 -0700 From: Davidlohr Bueso To: Liam Howlett Cc: "maple-tree@lists.infradead.org" , "linux-mm@kvack.org" , "linux-kernel@vger.kernel.org" , Andrew Morton , "Matthew Wilcox (Oracle)" , Vlastimil Babka Subject: Re: [PATCH v13 49/70] fork: use VMA iterator Message-ID: <20220823183220.u3afmm2uevtkd5tf@offworld> Mail-Followup-To: Liam Howlett , "maple-tree@lists.infradead.org" , "linux-mm@kvack.org" , "linux-kernel@vger.kernel.org" , Andrew Morton , "Matthew Wilcox (Oracle)" , Vlastimil Babka References: <20220822150128.1562046-1-Liam.Howlett@oracle.com> <20220822150128.1562046-50-Liam.Howlett@oracle.com> MIME-Version: 1.0 Content-Type: text/plain; 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dmarc=none ARC-Seal: i=2; s=arc-20220608; d=hostedemail.com; t=1661280628; a=rsa-sha256; cv=pass; b=8IoQIsBIQzIw7Cv66MXvq5XvBP1GnVixeB54WYk7T8kYEV7x8hrkNjJs9fW6YV+scgdTRW fs9kkTOP235F8nlStSUF3HAUhEX6f6EyhD//5ZPsAf5ii1JTHE3kQQXas8SUFWbf4yfHFb OJiYwTwBkF0bpxDKWOh9G2YQFDOFVkY= X-Rspam-User: Authentication-Results: imf08.hostedemail.com; dkim=pass header.d=stgolabs.net header.s=dreamhost header.b=RR6E4kYN; spf=pass (imf08.hostedemail.com: domain of dave@stgolabs.net designates 23.83.212.45 as permitted sender) smtp.mailfrom=dave@stgolabs.net; arc=pass ("mailchannels.net:s=arc-2022:i=1"); dmarc=none X-Rspamd-Server: rspam07 X-Rspamd-Queue-Id: 6905E160002 X-Stat-Signature: 6iihnx4j1f7q4ru9fbjp9x5qqocjdw4s X-HE-Tag: 1661280626-929786 X-Bogosity: Ham, tests=bogofilter, spamicity=0.336891, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On Mon, 22 Aug 2022, Liam Howlett wrote: >From: "Matthew Wilcox (Oracle)" > >The VMA iterator is faster than the linked list and removing the linked >list will shrink the vm_area_struct. > >Signed-off-by: Matthew Wilcox (Oracle) >Signed-off-by: Liam R. Howlett >Acked-by: Vlastimil Babka Reviewed-by: Davidlohr Bueso