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[70.24.86.62]) by smtp.gmail.com with ESMTPSA id k21-20020a05620a143500b0075954005b46sm814944qkj.48.2023.05.17.11.39.40 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 17 May 2023 11:39:40 -0700 (PDT) Date: Wed, 17 May 2023 14:39:39 -0400 From: Peter Xu To: Lorenzo Stoakes Cc: linux-kernel@vger.kernel.org, linux-mm@kvack.org, Andrew Morton , "Liam R . Howlett" , Mark Rutland , Andrea Arcangeli , Mike Rapoport , Alexander Viro , linux-stable Subject: Re: [PATCH 2/2] mm/uffd: Allow vma to merge as much as possible Message-ID: References: <20230517150408.3411044-1-peterx@redhat.com> <20230517150408.3411044-3-peterx@redhat.com> MIME-Version: 1.0 In-Reply-To: X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=utf-8 Content-Disposition: inline X-Rspamd-Queue-Id: 5BFA1C0014 X-Stat-Signature: oigsrro48qksjft6xs7hes8toha3z3ao X-Rspam-User: X-Rspamd-Server: rspam09 X-HE-Tag: 1684348790-383544 X-HE-Meta: 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 9/5jLK4+ zlhweKTs0+EoDGcbuQl0XeE0B0enb1u1AO4BMsWYQO7sMy+LZEPH1FJOBbFLmBFCaA1o+wrzwNyZXF8teWFQf/hhujV2vcBYBv++RXgoIecNV4gtjFGQxdGf/VXkAXptgpB64cfZdnwmR80XUSNe471q8G7RFEZN8cVyvxjDYdPpwGlLZgMnUi4dOxXGvmUxOlyRXXCutlssDzAtZ5uzP8/4473dKg4lSKDiZc0DuEGjaw2DMRnNDmrniPhTbzzs2dRgaa84bfP3tC+h4gfJUIiZISdDqYS/JpKTu8WT+1e+03mBBVELE9vGUdMwegtm4bkjYwm45yng/yvatUmfANv2IJinjAlFYkS+U+DrwLo6jTpznkiaQYF1CRethxWg1ParAoXoO7b7bBlNAUGf7dKmGNMP5zJ5YbE+lHZ8thN3vFVs= 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 Wed, May 17, 2023 at 06:23:18PM +0100, Lorenzo Stoakes wrote: > Maybe a Reported-by me since I discovered the fragmentation was already > happening via the repro? :) Sure! I'll add it when/if there's a repost. Thanks. -- Peter Xu