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Thu, 12 Nov 2026 09:42:18 +0000 (UTC) X-Farcaster-Flow-ID: 191c253e-7415-4cf6-b337-d056f3a4794f Received: from EX19D001UWA001.ant.amazon.com (10.13.138.214) by EX19MTAUWC001.ant.amazon.com (10.250.64.174) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA) id 15.2.2562.56; Thu, 12 Nov 2026 09:42:18 +0000 Received: from dev-dsk-dipiets-1b-77b833da.eu-west-1.amazon.com (10.253.66.177) by EX19D001UWA001.ant.amazon.com (10.13.138.214) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA) id 15.2.2562.56; Thu, 12 Nov 2026 09:42:16 +0000 From: Salvatore Dipietro To: CC: , Andrew Morton , Vlastimil Babka , Johannes Weiner , Subject: [STABLE 7.3.y] 0e05a469c294 ("mm/page_alloc: avoid direct reclaim and compaction for costly __GFP_NORETRY allocations") Date: Thu, 12 Nov 2026 09:42:05 +0000 Message-ID: <20261112094205.994560-1-dipiets@amazon.it> X-Mailer: git-send-email 2.50.1 X-Archived-By: MIME-Version: 1.0 X-ClientProxiedBy: EX19D031UWC002.ant.amazon.com (10.13.139.212) To EX19D001UWA001.ant.amazon.com (10.13.138.214) Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit X-Stat-Signature: k6gurguqkhtsyeddwt844axutbpxe4cq X-Rspamd-Server: rspam01 X-Rspam-User: X-Spam-Status: No, score=-8.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_PASS,SPF_PASS,UNPARSEABLE_RELAY, USER_AGENT_GIT autolearn=ham autolearn_force=no version=4.0.1 X-Rspamd-Queue-Id: AA3301C0004 X-HE-Tag: 1794476542-694513 X-HE-Meta: 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 GRkallL4 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 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: X-Spam-Checker-Version: SpamAssassin 4.0.1 (2024-03-26) on aws-us-west-2-korg-listserv-alma10-1 Hi, Please apply to 7.3.y: 0e05a469c294 ("mm/page_alloc: avoid direct reclaim and compaction for costly __GFP_NORETRY allocations") It fixes a regression from 5d8edfb900d5 ("iomap: Copy larger chunks from userspace"), in since v6.6: PostgreSQL pgbench on XFS runs at 0.38x throughput. Andrew and Vlastimil agreed to restore its Cc: stable [1], but it was merged without the tag. It depends on 6ee3d87b9408 and fe21f930d1e6, already queued for 7.3. I'll send backports for 6.18.y, 6.12.y and 6.6.y separately. [1] https://lore.kernel.org/all/1fc0caa5-43b1-487f-94cf-0d1aff4c03fd@kernel.org/ Thanks, Salvatore AMAZON DEVELOPMENT CENTER ITALY SRL, viale Monte Grappa 3/5, 20124 Milano, Italia, Registro delle Imprese di Milano Monza Brianza Lodi REA n. 2504859, Capitale Sociale: 10.000 EUR i.v., Cod. Fisc. e P.IVA 10100050961, Societa con Socio Unico