From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id E4AA4C001B0 for ; Fri, 14 Jul 2023 18:01:49 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:From:References:Cc:To: Subject:MIME-Version:Date:Message-ID:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=1FKUBw+Srw+gi/fC+azRDbW4V5zmPxG7pSHQHRaHAI0=; b=N9klFxFoO6bAfP bbewZxneL4v+KFnzWSJJZzYjvsUWjFFI94/9e2zoSkZX6J0lMfY6jHckku8bi5ivcl0RLOY+GVpF9 +ms4BMFYYafkThfwaCzv2pRPgrzb1Dfj66CMudL13tPebfPXezN7El64XTIA94Gtqe0kRrRpL5G5U 43EGg9wf9417UUvxkVZ0cKBx0zmdRsR+GzODN1J4JedaFi6ES0963+cSTSjq/zbmOLOOgK5/scDN7 5BkUsGlaZC0oq3YOgo1XswWN+NHqLMQPxrBGOuBCuZhWE/DKYMhdArloxdanjbQgOd6wfSxqlQe1W xJjcU9ABJS4Z8BMUVvyQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1qKN6W-006ust-2n; Fri, 14 Jul 2023 18:01:20 +0000 Received: from foss.arm.com ([217.140.110.172]) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1qKN6U-006urx-04 for linux-arm-kernel@lists.infradead.org; Fri, 14 Jul 2023 18:01:19 +0000 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id D7B931576; Fri, 14 Jul 2023 11:01:57 -0700 (PDT) Received: from [10.57.76.27] (unknown [10.57.76.27]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 656823F67D; Fri, 14 Jul 2023 11:01:13 -0700 (PDT) Message-ID: <496d82e3-6a84-3a97-8865-1fdd8f41b867@arm.com> Date: Fri, 14 Jul 2023 19:01:11 +0100 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:102.0) Gecko/20100101 Thunderbird/102.13.0 Subject: Re: [PATCH v3 1/4] mm: Non-pmd-mappable, large folios for folio_add_new_anon_rmap() To: Yu Zhao Cc: Andrew Morton , Matthew Wilcox , "Kirill A. Shutemov" , Yin Fengwei , David Hildenbrand , Catalin Marinas , Will Deacon , Anshuman Khandual , Yang Shi , "Huang, Ying" , Zi Yan , Luis Chamberlain , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org References: <20230714160407.4142030-1-ryan.roberts@arm.com> <20230714161733.4144503-1-ryan.roberts@arm.com> From: Ryan Roberts In-Reply-To: X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230714_110118_110727_9C12715D X-CRM114-Status: GOOD ( 12.83 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org T24gMTQvMDcvMjAyMyAxNzo1MiwgWXUgWmhhbyB3cm90ZToKPiBPbiBGcmksIEp1bCAxNCwgMjAy MyBhdCAxMDoxN+KAr0FNIFJ5YW4gUm9iZXJ0cyA8cnlhbi5yb2JlcnRzQGFybS5jb20+IHdyb3Rl Ogo+Pgo+PiBJbiBwcmVwYXJhdGlvbiBmb3IgRkxFWElCTEVfVEhQIHN1cHBvcnQsIGltcHJvdmUK Pj4gZm9saW9fYWRkX25ld19hbm9uX3JtYXAoKSB0byBhbGxvdyBhIG5vbi1wbWQtbWFwcGFibGUs IGxhcmdlIGZvbGlvIHRvIGJlCj4+IHBhc3NlZCB0byBpdC4gSW4gdGhpcyBjYXNlLCBhbGwgY29u dGFpbmVkIHBhZ2VzIGFyZSBhY2NvdW50ZWQgdXNpbmcgdGhlCj4+IG9yZGVyLTAgZm9saW8gKG9y IGJhc2UgcGFnZSkgc2NoZW1lLgo+Pgo+PiBTaWduZWQtb2ZmLWJ5OiBSeWFuIFJvYmVydHMgPHJ5 YW4ucm9iZXJ0c0Bhcm0uY29tPgo+PiBSZXZpZXdlZC1ieTogWXUgWmhhbyA8eXV6aGFvQGdvb2ds ZS5jb20+Cj4+IFJldmlld2VkLWJ5OiBZaW4gRmVuZ3dlaSA8ZmVuZ3dlaS55aW5AaW50ZWwuY29t Pgo+IAo+IFRoaXMgcGF0Y2ggZG9lc24ndCBkZXBlbmQgb24gdGhlIHJlc3Qgb2YgdGhlIHNlcmll cyBhbmQgdGhlcmVmb3JlIGNhbgo+IGJlIG1lcmdlZCBzZXBhcmF0ZWx5IGluIGNhc2UgdGhlIHJl c3QgbmVlZHMgbW9yZSBkaXNjdXNzaW9uLgo+IAo+IFJ5YW4sIHBsZWFzZSBmZWVsIGZyZWUgdG8g cG9zdCBvdGhlciBjb2RlIHBhdGhzICh0aG9zZSBmcm9tIHYxKSB5b3UndmUKPiBvcHRpbWl6ZWQg Zm9yIGxhcmdlIGFub24gZm9saW9zIGF0IGFueSB0aW1lLCBzaW5jZSBlYWNoIGNvZGUgcGF0aCBj YW4KPiBiZSByZXZpZXdlZCBhbmQgbWVyZ2VkIGluZGl2aWR1YWxseSBhcyB3ZWxsLgoKV2lsbCBk by4gSG9waW5nIHRvIGdldCB0aGUgImJhdGNoIHphcCIgc2VyaWVzIG91dCBvbiBNb25kYXkuIE90 aGVycyBuZWVkIGEgYml0Cm1vcmUgdGltZSB0byBiYWtlIGFzIHRoZXkgd2lsbCBuZWVkIHRvIGJl IGFsaWduZWQgdG8gdGhlIGNoYW5nZXMgZnJvbSB0aGUgcmV2aWV3Cm9mIHRoaXMgc2VyaWVzIGZp cnN0LgoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KbGlu dXgtYXJtLWtlcm5lbCBtYWlsaW5nIGxpc3QKbGludXgtYXJtLWtlcm5lbEBsaXN0cy5pbmZyYWRl YWQub3JnCmh0dHA6Ly9saXN0cy5pbmZyYWRlYWQub3JnL21haWxtYW4vbGlzdGluZm8vbGludXgt YXJtLWtlcm5lbAo=