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 EA446E77188 for ; Fri, 3 Jan 2025 07:49:05 +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=mc3WvxwHmKcKopZrcZglxT48rEhnzoXKRYxRwtcynlk=; b=ZrOD33+BDPI9ua a6YgygsvYitaRQIfarP/1T1/qyXupztqkQ5gmCuv4KdSQIZpZlUmOyYG3rxGZ1v1N4MHEuZWRu298 LGPT0XqwX05FbylINXIHYz+dP7FEf9JKoWDX7MUpDf5P4XlFbU6ejN+YqB/SC5z2N8n2MWAtKOHMf U0vEgcjNxzyL+gbTINb5GbinqLx2Zn+7OY6AO+qGxPnJjp+SYHWqjKYEPtiUkOueKmwzkSweZyUNH C0qnofJGJwFi3FYjoeDaGDEuNMklKsWthF3uY0QQ5avuxwYeOCnDLluPeVIOvAUbnNiQvdv+M0MEi Qe3SvgR9JKcHRbmNyNew==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1tTcQU-0000000COsL-2xIv; Fri, 03 Jan 2025 07:48:58 +0000 Received: from foss.arm.com ([217.140.110.172]) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1tTcOD-0000000COXF-47UT; Fri, 03 Jan 2025 07:46:39 +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 21C9D1516; Thu, 2 Jan 2025 23:47:05 -0800 (PST) Received: from [10.57.92.237] (unknown [10.57.92.237]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 6E1313F6A8; Thu, 2 Jan 2025 23:46:28 -0800 (PST) Message-ID: Date: Fri, 3 Jan 2025 08:46:25 +0100 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v4 04/15] mm: pgtable: add statistics for P4D level page table To: Qi Zheng Cc: peterz@infradead.org, agordeev@linux.ibm.com, palmer@dabbelt.com, tglx@linutronix.de, david@redhat.com, jannh@google.com, hughd@google.com, yuzhao@google.com, willy@infradead.org, muchun.song@linux.dev, vbabka@kernel.org, lorenzo.stoakes@oracle.com, akpm@linux-foundation.org, rientjes@google.com, vishal.moola@gmail.com, arnd@arndb.de, will@kernel.org, aneesh.kumar@kernel.org, npiggin@gmail.com, dave.hansen@linux.intel.com, rppt@kernel.org, ryan.roberts@arm.com, linux-mm@kvack.org, linux-arm-kernel@lists.infradead.org, linuxppc-dev@lists.ozlabs.org, linux-riscv@lists.infradead.org, linux-s390@vger.kernel.org, sparclinux@vger.kernel.org, linux-kernel@vger.kernel.org, x86@kernel.org, linux-arch@vger.kernel.org, linux-csky@vger.kernel.org, linux-hexagon@vger.kernel.org, loongarch@lists.linux.dev, linux-m68k@lists.linux-m68k.org, linux-mips@vger.kernel.org, linux-openrisc@vger.kernel.org, linux-sh@vger.kernel.org, linux-um@lists.infradead.org References: <2fa644e37ab917292f5c342e40fa805aa91afbbd.1735549103.git.zhengqi.arch@bytedance.com> <237a3bf6-c24f-4feb-8d3d-bb3beb2fd18e@arm.com> <77c202bf-e0a3-45e7-bf8d-eef7903e3c64@bytedance.com> Content-Language: en-GB From: Kevin Brodsky In-Reply-To: <77c202bf-e0a3-45e7-bf8d-eef7903e3c64@bytedance.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250102_234638_056905_43BB219C X-CRM114-Status: UNSURE ( 7.65 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-riscv@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-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org T24gMDMvMDEvMjAyNSAwNDo1MywgUWkgWmhlbmcgd3JvdGU6Cj4gT24gMjAyNS8xLzMgMDA6NTMs IEtldmluIEJyb2Rza3kgd3JvdGU6Cj4+IE9uIDMwLzEyLzIwMjQgMTA6MDcsIFFpIFpoZW5nIHdy b3RlOgo+Pj4gZGlmZiAtLWdpdCBhL2FyY2gvcmlzY3YvaW5jbHVkZS9hc20vcGdhbGxvYy5oCj4+ PiBiL2FyY2gvcmlzY3YvaW5jbHVkZS9hc20vcGdhbGxvYy5oCj4+PiBpbmRleCA1NTFkNjE0ZDMz NjljLi4zNDY2ZmJlMmU1MDhkIDEwMDY0NAo+Pj4gLS0tIGEvYXJjaC9yaXNjdi9pbmNsdWRlL2Fz bS9wZ2FsbG9jLmgKPj4+ICsrKyBiL2FyY2gvcmlzY3YvaW5jbHVkZS9hc20vcGdhbGxvYy5oCj4+ PiBAQCAtMTA4LDggKzEwOCwxMiBAQCBzdGF0aWMgaW5saW5lIHZvaWQgX19wdWRfZnJlZV90bGIo c3RydWN0Cj4+PiBtbXVfZ2F0aGVyICp0bGIsIHB1ZF90ICpwdWQsCj4+PiDCoCBzdGF0aWMgaW5s aW5lIHZvaWQgX19wNGRfZnJlZV90bGIoc3RydWN0IG1tdV9nYXRoZXIgKnRsYiwgcDRkX3QgKnA0 ZCwKPj4+IMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgIHVuc2lnbmVkIGxv bmcgYWRkcikKPj4+IMKgIHsKPj4+IC3CoMKgwqAgaWYgKHBndGFibGVfbDVfZW5hYmxlZCkKPj4+ ICvCoMKgwqAgaWYgKHBndGFibGVfbDVfZW5hYmxlZCkgewo+Pj4gK8KgwqDCoMKgwqDCoMKgIHN0 cnVjdCBwdGRlc2MgKnB0ZGVzYyA9IHZpcnRfdG9fcHRkZXNjKHA0ZCk7Cj4+PiArCj4+PiArwqDC oMKgwqDCoMKgwqAgcGFnZXRhYmxlX3A0ZF9kdG9yKHB0ZGVzYyk7Cj4+PiDCoMKgwqDCoMKgwqDC oMKgwqAgcmlzY3ZfdGxiX3JlbW92ZV9wdGRlc2ModGxiLCB2aXJ0X3RvX3B0ZGVzYyhwNGQpKTsK Pj4KPj4gTml0OiBjb3VsZCB1c2UgdGhlIG5ldyBwdGRlc2MgdmFyaWFibGUgaGVyZSBpbnN0ZWFk IG9mIGNhbGxpbmcKPj4gdmlydF90b19wdGRlc2MoKS4KPgo+IFJpZ2h0LCBidXQgd2Ugd2lsbCBy ZW1vdmUgcGFnZXRhYmxlX3A0ZF9kdG9yKCkgaW4gcGF0Y2ggIzEwLCBzbyB0aGlzCj4gbWF5IG5v dCBtYXR0ZXIuCgpZb3UncmUgcmlnaHQsIEkgbWlzc2VkIHRoYXQuIE1ha2VzIHNlbnNlIG5vdCB0 byBjcmVhdGUgYSBkaWZmIHRoYXQncwpyZXZlcnRlZCBsYXRlciB0aGVuIDopCgotIEtldmluCgpf X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpsaW51eC1yaXNj diBtYWlsaW5nIGxpc3QKbGludXgtcmlzY3ZAbGlzdHMuaW5mcmFkZWFkLm9yZwpodHRwOi8vbGlz dHMuaW5mcmFkZWFkLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2xpbnV4LXJpc2N2Cg==