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Wed, 26 Jun 2024 16:05:32 -0700 (PDT) Received: from [192.168.68.51] ([103.210.27.92]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-1faac9c545esm250525ad.288.2024.06.26.16.05.27 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 26 Jun 2024 16:05:31 -0700 (PDT) Message-ID: <7891f768-cc4d-44c3-83b0-004536a01a85@redhat.com> Date: Thu, 27 Jun 2024 09:05:25 +1000 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 0/4] mm/filemap: Limit page cache size to that supported by xarray To: Andrew Morton Cc: David Hildenbrand , linux-mm@kvack.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, djwong@kernel.org, willy@infradead.org, hughd@google.com, torvalds@linux-foundation.org, zhenyzha@redhat.com, shan.gavin@gmail.com References: <20240625090646.1194644-1-gshan@redhat.com> <20240625113720.a2fa982b5cb220b1068e5177@linux-foundation.org> <33d9e4b3-4455-4431-81dc-e621cf383c22@redhat.com> <20240625115855.eb7b9369c0ddd74d6d96c51e@linux-foundation.org> <4b05bdae-22e8-4906-b255-5edd381b3d21@redhat.com> <20240626133821.b2bba4fd46278fe1e4903052@linux-foundation.org> From: Gavin Shan In-Reply-To: <20240626133821.b2bba4fd46278fe1e4903052@linux-foundation.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-Stat-Signature: rnqf4mwonb98yqt84x5ppghr4pkym3ok X-Rspam-User: X-Rspamd-Queue-Id: 15DC54000A X-Rspamd-Server: rspam02 X-HE-Tag: 1719443135-366051 X-HE-Meta: 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 DhCv8b2t 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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 6/27/24 6:38 AM, Andrew Morton wrote: > On Wed, 26 Jun 2024 10:37:00 +1000 Gavin Shan wrote: >> >> I rechecked the history, it's a bit hard to have precise fix tag for PATCH[4]. >> Please let me know if you have a better one for PATCH[4]. >> >> #4 >> Fixes: 800d8c63b2e9 ("shmem: add huge pages support") >> Cc: stable@kernel.org # v4.10+ >> Fixes: 552446a41661 ("shmem: Convert shmem_add_to_page_cache to XArray") >> Cc: stable@kernel.org # v4.20+ >> #3 >> Fixes: 793917d997df ("mm/readahead: Add large folio readahead") >> Cc: stable@kernel.org # v5.18+ >> #2 >> Fixes: 4687fdbb805a ("mm/filemap: Support VM_HUGEPAGE for file mappings") >> Cc: stable@kernel.org # v5.18+ >> #1 >> Fixes: 793917d997df ("mm/readahead: Add large folio readahead") >> Cc: stable@kernel.org # v5.18+ >> >> I probably need to move PATCH[3] before PATCH[2] since PATCH[1] and PATCH[2] >> point to same commit. > > OK, thanks. > > I assume you'll be sending a new revision of the series. And Ryan had > comments. Please incorporate the above into the updated changelogs as > best you can. > Yes, I will post a new revision where all pending comments will be addressed. Thanks, Gavin