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[70.31.27.79]) by smtp.gmail.com with ESMTPSA id y8-20020a05620a44c800b006ee77f1ecc3sm358268qkp.31.2022.11.10.14.07.13 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 10 Nov 2022 14:07:13 -0800 (PST) Date: Thu, 10 Nov 2022 17:07:12 -0500 From: Peter Xu To: Mike Kravetz Cc: Nadav Amit , Linux-MM , kernel list , Naoya Horiguchi , David Hildenbrand , Axel Rasmussen , Mina Almasry , Rik van Riel , Vlastimil Babka , Matthew Wilcox , Andrew Morton , Wei Chen , stable@vger.kernel.org Subject: Re: [PATCH v8 1/2] hugetlb: don't delete vma_lock in hugetlb MADV_DONTNEED processing Message-ID: References: <20221108011910.350887-1-mike.kravetz@oracle.com> <20221108011910.350887-2-mike.kravetz@oracle.com> <9BB0EA0C-6E7C-462B-8374-5BFEC34E8415@gmail.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 ARC-Authentication-Results: i=1; imf16.hostedemail.com; dkim=pass header.d=redhat.com header.s=mimecast20190719 header.b=RkPDbCDI; spf=pass (imf16.hostedemail.com: domain of peterx@redhat.com designates 170.10.129.124 as permitted sender) smtp.mailfrom=peterx@redhat.com; dmarc=pass (policy=none) header.from=redhat.com ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1668118038; a=rsa-sha256; cv=none; b=2qotOqX9lbkK42fdczgMs9vJFdkJgeRoXu+Eo/NiAOvgq0WDbaT+LrnSxuE6CgzRIF04q7 8hKsKQp/1FiydIxhTypg4bU5SO1K0XGykD8EGHd9aP+5Tf0PXWeHxNsqAx+SybsMLYaJSB QviGLsZ4cn2y3jGHKWDVvVMsUQobGnA= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1668118038; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=pkHFZ8A71PGLDYSbDeILz7gnWAG5cNe8osJEY2sw1oo=; b=TNqK2xxruUO3lJO15EjN/rwqA8iRf1o0ix6txTezfTb1frfSlFtPAOTVjxAi05MXULHYJx gt6fQsaCqLY5KRifc5UwhjvARN6+5ygxKrB3I8hpKjL3CQzwtvqO54BS43cqQBggqShkVK 7/k+BeNgTUUUm/wHfcBnYfKS4Bzlsuw= X-Stat-Signature: ckctrrike9t17a3f8t43jfrncsthpygm X-Rspamd-Queue-Id: 77E08180008 X-Rspam-User: Authentication-Results: imf16.hostedemail.com; dkim=pass header.d=redhat.com header.s=mimecast20190719 header.b=RkPDbCDI; spf=pass (imf16.hostedemail.com: domain of peterx@redhat.com designates 170.10.129.124 as permitted sender) smtp.mailfrom=peterx@redhat.com; dmarc=pass (policy=none) header.from=redhat.com X-Rspamd-Server: rspam11 X-HE-Tag: 1668118037-368727 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 Thu, Nov 10, 2022 at 01:48:06PM -0800, Mike Kravetz wrote: > However, Peter seems to prefer just exposing the current zap_page_range_single. > The issue with exposing zap_page_range_single as it is today, is that we also > need to expose 'struct zap_details' which currently is not visible outside > mm/memory.c. Ah I see, that's okay to me. Thanks, -- Peter Xu