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Mon, 11 Oct 2021 21:39:56 +0000 Subject: Re: [PATCH v4] mm,hugetlb: remove mlock ulimit for SHM_HUGETLB To: zhangyiru , akpm@linux-foundation.org Cc: linux-mm@kvack.org, mhocko@suse.com, wuxu.wu@huawei.com, liusirui@huawei.com, liuzixian4@huawei.com References: <20211009094355.127705-1-zhangyiru3@huawei.com> From: Mike Kravetz Message-ID: Date: Mon, 11 Oct 2021 14:39:53 -0700 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.1.1 In-Reply-To: <20211009094355.127705-1-zhangyiru3@huawei.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit X-ClientProxiedBy: MWHPR04CA0053.namprd04.prod.outlook.com (2603:10b6:300:6c::15) To BY5PR10MB4196.namprd10.prod.outlook.com (2603:10b6:a03:20d::23) MIME-Version: 1.0 Received: from [192.168.2.123] (50.38.35.18) by MWHPR04CA0053.namprd04.prod.outlook.com (2603:10b6:300:6c::15) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4587.18 via Frontend Transport; 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dkim=pass header.d=oracle.com header.s=corp-2021-07-09 header.b=GjjjIOV2; dkim=pass header.d=oracle.onmicrosoft.com header.s=selector2-oracle-onmicrosoft-com header.b=OjMkQIHj; spf=none (imf23.hostedemail.com: domain of mike.kravetz@oracle.com has no SPF policy when checking 205.220.177.32) smtp.mailfrom=mike.kravetz@oracle.com; dmarc=pass (policy=none) header.from=oracle.com X-HE-Tag: 1633988413-253024 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 10/9/21 2:43 AM, zhangyiru wrote: > commit 21a3c273f88c9cbbaf7e ("mm, hugetlb: add thread name and pid to > SHM_HUGETLB mlock rlimit warning") marked this as deprecated in 2012, > but it is not deleted yet. > > Mike says he still see that message in log files on occasion, > so maybe we should preserve this warning. > > Signed-off-by: zhangyiru Thanks, Reviewed-by: Mike Kravetz It will be interesting to see if anyone notices the change in behavior. My 'guess' is that it will not be noticed until this is picked up by distros, which may take quite some time. -- Mike Kravetz