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b=1ZTLDV5bI+S0u+Qpa+2tMbyDnzC0XBuUpKTFw/hKMpA7av/Lc9SSd7LdpKpiYGvF8 P+YBWf/9Vfg7ajQCvBnae2oug3n/heE8ROBI7oPKqkMXzNAzNRc7J01Smyk1m5vShd 0nb3CRfu5aRYatJIefpkXMRzLnhmpvt1/HjZ5L7Q= Date: Wed, 11 Mar 2026 11:21:58 -0700 From: Andrew Morton To: Michal Hocko Cc: Uladzislau Rezki , Mikulas Patocka , linux-mm@kvack.org, Vishal Moola , Baoquan He , LKML Subject: Re: [PATCH] vmalloc: support __GFP_RETRY_MAYFAIL and __GFP_NORETRY Message-Id: <20260311112158.7e423b5d82b3c03ac327e572@linux-foundation.org> In-Reply-To: References: <20260302114740.2668450-1-urezki@gmail.com> <20260302114740.2668450-2-urezki@gmail.com> <20260310155914.9c03a9f4cc2f433fc741e222@linux-foundation.org> X-Mailer: Sylpheed 3.8.0beta1 (GTK+ 2.24.33; x86_64-pc-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-Stat-Signature: 87p59i377aqzfa1w4nauni6471c5y5py X-Rspam-User: X-Rspamd-Queue-Id: 40E4B140012 X-Rspamd-Server: rspam12 X-HE-Tag: 1773253320-29587 X-HE-Meta: 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 kuGVyB2f dJnoUPu6870UavIxTwQpWUcAbdCOcLZLloaj0tAVyWex2jzsSaPMwOHkrKFB9kcxyVFM9W2Uwx9nux0If5QAYRT3ZcmWQIpSKSjm2GLOZYoffdZwy1zWz9idRiHYVgR2rvcfCGQ1L2NHaFW8LDzAefNQxvKT+xIwmlrhdKn1IpLjM+Q/tEoB2VeeAaZHL9Wi87Waab89oQaIv4/Ao7S71JcQR3ktz9VxFOWJoksT/OdGqcaM4mEifCpTHV/HwecqUrNGND3QFU5odUoLEAssCnGSpXSast90q0nM7oefSI1y6ykFml1uhsimPCo5rqaDRCX/gtl+K0kZ3zRhpNuqfwS/AqciaaxQTU9cY91JWBALi8SDJeMb/Iju1jo4NJROjHIWaN27QMdI3ctPOYD+yStMeJUAnXfoolYoMTudmJWpV/I2D8WcNA3JCj5WI2IaHM9i+W3L0jydaxYvN2gXSYfFgOpB7UxU8J5Nt Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Wed, 11 Mar 2026 13:45:38 +0100 Michal Hocko wrote: > > IMO, we should drop the patch as it is not complete and replace it by the > > Yes, that patch is not really correct as it allows to trigger OOM killer > during pte allocation. > > > [PATCH] vmalloc: support __GFP_RETRY_MAYFAIL and __GFP_NORETRY > > > > https://lore.kernel.org/lkml/20260302114740.2668450-2-urezki@gmail.com/ > > ack OK, "mm/vmalloc: fix incorrect size reporting on allocation failure" and "vmalloc: support __GFP_RETRY_MAYFAIL and __GFP_NORETRY" have been in mm-new and mm-unstable for a week now.