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 AFCC0C25B75 for ; Fri, 31 May 2024 21:18:48 +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:MIME-Version:References: Message-ID:Subject:Cc:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=PxU6AzdKsatV59u/HuE19yu1Tg76jSwg8kib3NTL4GE=; b=wuRjySdS7ltVR8 d/Ady+SxiATyHA4+Gr/WcvLJQ+AOfK8V6wkIhL4Mrr2av0Ux/bVm5Y4klMHCL1PgYwAevQ1+A5xCv 6jtnNUmSnc3QAJAatk3A0PuJCbwOUB5BxHIYe1iGiA5XK4tlARBd9zJWrUj/wnPqtDf8D04ud3Ezz P8JxxXi0UM4KWGhZmtIQeKmb/U9H7hqc4r+w9UrTOcDvRpEStP4YpHkYRN/i43QytQIw2h/qyhEN7 jEB7eH/cA9wJZ31hHONV7B57KXlC5caiHOII4mPJF7jzQwcpMQLQviKQhpSsWNH8AvwG02frN4KxA 78KkD/9m8scqTH3yW3JQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1sD9e0-0000000BTO3-3VQy; Fri, 31 May 2024 21:18:36 +0000 Received: from out-187.mta0.migadu.com ([91.218.175.187]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1sD9dx-0000000BTMO-0dHy for linux-arm-kernel@lists.infradead.org; Fri, 31 May 2024 21:18:35 +0000 X-Envelope-To: yuzhao@google.com DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.dev; s=key1; t=1717190302; h=from:from: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:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=b4Xmi0701V1mOSvq8yprUubnI972AbFWvRE29wJdk78=; b=Ls3C5/08/280zRJqgHSiEjY525Nc+6AHW21VTOJinn6gvpWo5wGpHRdfxPSCAblARNzCTk Ef8yPQJkMIbUZrU0gLqIxyh5em+aap01i8qUkndBnnlYA3LWYTDaFt+T56XGowNC6n0gMV 1xZHPusSMv7Np2WADZqnpp/2B0dMfIM= X-Envelope-To: jthoughton@google.com X-Envelope-To: akpm@linux-foundation.org X-Envelope-To: pbonzini@redhat.com X-Envelope-To: aou@eecs.berkeley.edu X-Envelope-To: ankita@nvidia.com X-Envelope-To: anup@brainfault.org X-Envelope-To: atishp@atishpatra.org X-Envelope-To: axelrasmussen@google.com X-Envelope-To: maobibo@loongson.cn X-Envelope-To: catalin.marinas@arm.com X-Envelope-To: dmatlack@google.com X-Envelope-To: rientjes@google.com X-Envelope-To: chenhuacai@kernel.org X-Envelope-To: james.morse@arm.com X-Envelope-To: corbet@lwn.net X-Envelope-To: maz@kernel.org X-Envelope-To: mpe@ellerman.id.au X-Envelope-To: npiggin@gmail.com X-Envelope-To: palmer@dabbelt.com X-Envelope-To: paul.walmsley@sifive.com X-Envelope-To: rananta@google.com X-Envelope-To: ryan.roberts@arm.com X-Envelope-To: seanjc@google.com X-Envelope-To: shahuang@redhat.com X-Envelope-To: shuah@kernel.org X-Envelope-To: suzuki.poulose@arm.com X-Envelope-To: zhaotianrui@loongson.cn X-Envelope-To: will@kernel.org X-Envelope-To: yuzenghui@huawei.com X-Envelope-To: kvm-riscv@lists.infradead.org X-Envelope-To: kvm@vger.kernel.org X-Envelope-To: kvmarm@lists.linux.dev X-Envelope-To: linux-arm-kernel@lists.infradead.org X-Envelope-To: linux-doc@vger.kernel.org X-Envelope-To: linux-kernel@vger.kernel.org X-Envelope-To: linux-kselftest@vger.kernel.org X-Envelope-To: linux-mips@vger.kernel.org X-Envelope-To: linux-mm@kvack.org X-Envelope-To: linux-riscv@lists.infradead.org X-Envelope-To: linuxppc-dev@lists.ozlabs.org X-Envelope-To: loongarch@lists.linux.dev Date: Fri, 31 May 2024 21:18:12 +0000 X-Report-Abuse: Please report any abuse attempt to abuse@migadu.com and include these headers. From: Oliver Upton To: Yu Zhao Cc: James Houghton , Andrew Morton , Paolo Bonzini , Albert Ou , Ankit Agrawal , Anup Patel , Atish Patra , Axel Rasmussen , Bibo Mao , Catalin Marinas , David Matlack , David Rientjes , Huacai Chen , James Morse , Jonathan Corbet , Marc Zyngier , Michael Ellerman , Nicholas Piggin , Palmer Dabbelt , Paul Walmsley , Raghavendra Rao Ananta , Ryan Roberts , Sean Christopherson , Shaoqin Huang , Shuah Khan , Suzuki K Poulose , Tianrui Zhao , Will Deacon , Zenghui Yu , kvm-riscv@lists.infradead.org, kvm@vger.kernel.org, kvmarm@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org, linux-mips@vger.kernel.org, linux-mm@kvack.org, linux-riscv@lists.infradead.org, linuxppc-dev@lists.ozlabs.org, loongarch@lists.linux.dev Subject: Re: [PATCH v4 2/7] mm: multi-gen LRU: Have secondary MMUs participate in aging Message-ID: References: <20240529180510.2295118-1-jthoughton@google.com> <20240529180510.2295118-3-jthoughton@google.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: X-Migadu-Flow: FLOW_OUT X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240531_141833_508707_0A840D2A X-CRM114-Status: GOOD ( 23.69 ) 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 T24gRnJpLCBNYXkgMzEsIDIwMjQgYXQgMDI6MzE6MTdQTSAtMDYwMCwgWXUgWmhhbyB3cm90ZToK PiBPbiBGcmksIE1heSAzMSwgMjAyNCBhdCAxOjI04oCvQU0gT2xpdmVyIFVwdG9uIDxvbGl2ZXIu dXB0b25AbGludXguZGV2PiB3cm90ZToKClsuLi5dCgo+ID4gR3JhYmJpbmcgdGhlIE1NVSBsb2Nr IGZvciB3cml0ZSB0byBzY2FuIHN1Y2tzLCBubyBhcmd1bWVudCB0aGVyZS4gQnV0Cj4gPiBjYW4g eW91IHBsZWFzZSBiZSBzcGVjaWZpYyBhYm91dCB0aGUgaW1wYWN0IG9mIHJlYWQgbG9jayB2LiBS Q1UgaW4gdGhlCj4gPiBjYXNlIG9mIGFybTY0PyBJIGhhZCBhc2tlZCBhYm91dCB0aGlzIGJlZm9y ZSBhbmQgeW91IG5ldmVyIHJlcGxpZWQuCj4gPgo+ID4gTXkgY29uY2VybiByZW1haW5zIHRoYXQg YWRkaW5nIHN1cHBvcnQgZm9yIHNvZnR3YXJlIHRhYmxlIHdhbGtlcnMKPiA+IG91dHNpZGUgb2Yg dGhlIE1NVSBsb2NrIGVudGlyZWx5IHJlcXVpcmVzIG1vcmUgd29yayB0aGFuIGp1c3QgZGVmZXJy aW5nCj4gPiB0aGUgZGVhbGxvY2F0aW9uIHRvIGFuIFJDVSBjYWxsYmFjay4gV2Fsa2VycyB0aGF0 IHByZXZpb3VzbHkgYXNzdW1lZAo+ID4gJ2V4Y2x1c2l2ZScgYWNjZXNzIHdoaWxlIGhvbGRpbmcg dGhlIE1NVSBsb2NrIGZvciB3cml0ZSBtdXN0IG5vdyBjb3BlCj4gPiB3aXRoIHZvbGF0aWxlIFBU RXMuCj4gPgo+ID4gWWVzLCB0aGlzIHByb2JsZW0gYWxyZWFkeSBleGlzdHMgd2hlbiBoYXJkd2Fy ZSBzZXRzIHRoZSBBRiwgYnV0IHRoZQo+ID4gbG9jay1mcmVlIHdhbGtlciBpbXBsZW1lbnRhdGlv biBuZWVkcyB0byBiZSBnZW5lcmljIHNvIGl0IGNhbiBiZSBhcHBsaWVkCj4gPiBmb3Igb3RoZXIg UFRFIGJpdHMuCj4gCj4gRGlyZWN0IHJlY2xhaW0gaXMgbXVsdGktdGhyZWFkZWQgYW5kIGVhY2gg cmVjbGFpbWVyIGNhbiB0YWtlIHRoZSBtbXUKPiBsb2NrIGZvciByZWFkICh0ZXN0aW5nIHRoZSBB LWJpdCkgb3Igd3JpdGUgKHVubWFwcGluZyBiZWZvcmUgcGFnaW5nCj4gb3V0KSBvbiBhcm02NC4g VGhlIGZ1bmRhbWVudGFsIHByb2JsZW0gb2YgdXNpbmcgdGhlIHJlYWRlcnMtd3JpdGVyCj4gbG9j ayBpbiB0aGlzIGNhc2UgaXMgcHJpb3JpdHkgaW52ZXJzaW9uOiB0aGUgcmVhZGVycyBoYXZlIGxv d2VyCj4gcHJpb3JpdHkgdGhhbiB0aGUgd3JpdGVycywgc28gaWRlYWxseSwgd2UgZG9uJ3Qgd2Fu dCB0aGUgcmVhZGVycyB0bwo+IGJsb2NrIHRoZSB3cml0ZXJzIGF0IGFsbC4KClNvIHdlIGFscmVh ZHkgaGF2ZSB0aGlzIHNvcnQgb2YgcHJvYmxlbSBvZiBzdGFnZS0yIGZhdWx0IGhhbmRsaW5nIHYu CnNlY29uZGFyeSBNTVUgaW52YWxpZGF0aW9ucywgd2hpY2ggaXMgd2h5IEkndmUgYmVlbiBkb3Vi dGZ1bCBvZiB0aGUKcGVyY2VpdmVkIGlzc3VlLiBJbiBmYWN0LCBJJ2QgYXJndWUgdGhhdCBuZWVk aW5nIHRvIHdhaXQgZm9yIGZhdWx0cyBpcwp3b3JzZSB0aGFuIGFnaW5nIHBhcnRpY2lwYXRpb24g c2luY2UgdGhvc2UgY2FuIGJlIHRyaXZpYWxseSBpbmZsdWVuY2VkCmJ5IHVzZXJzcGFjZS9ndWVz dC4KCkluIGFueSBjYXNlLCB3ZSBzaG91bGRuJ3QgZXZlciBiZSBzdGFydmVkIHNpbmNlIHlvdW5n ZXIgcmVhZGVycyBjYW5ub3QKZW50ZXIgdGhlIGNyaXRpY2FsIHNlY3Rpb24gd2l0aCBhIHBlbmRp bmcgd3JpdGVyLgoKPiBBcyBJIHNhaWQgZWFybGllciwgSSBwcmVmZXIgd2UgZHJvcCB0aGUgYXJt NjQgc3VwcG9ydCBmb3Igbm93LCBidXQgSQo+IHdpbGwgbm90IG9iamVjdCB0byB0YWtpbmcgdGhl IG1tdSBsb2NrIGZvciByZWFkIHdoZW4gY2xlYXJpbmcgdGhlCj4gQS1iaXQsIGFzIGxvbmcgYXMg d2UgZnVsbHkgdW5kZXJzdGFuZCB0aGUgcHJvYmxlbSBoZXJlIGFuZCBkb2N1bWVudCBpdAo+IGNs ZWFybHkuCgpJJ2QgYmUgY29udmluY2VkIG9mIHRoaXMgaWYgdGhlcmUncyBkYXRhIHRoYXQgc2hv d3MgcmVhZCBsb2NrCmFjcXVpc2l0aW9uIGlzIGluIGZhY3QgY29uc2VxdWVudGlhbC4gT3RoZXJ3 aXNlLCBJJ20gbm90IHN1cmUgdGhlIGFkZGVkCmNvbXBsZXhpdHkgb2YgUkNVIHRhYmxlIHdhbGtl cnMgKHBlciBteSBzdGF0ZW1lbnQgYWJvdmUpIGlzIHdvcnRoIHRoZQplZmZvcnQgLyBtYWludGVu YW5jZSBidXJkZW4uCgotLSAKVGhhbmtzLApPbGl2ZXIKCl9fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fCmxpbnV4LWFybS1rZXJuZWwgbWFpbGluZyBsaXN0Cmxp bnV4LWFybS1rZXJuZWxAbGlzdHMuaW5mcmFkZWFkLm9yZwpodHRwOi8vbGlzdHMuaW5mcmFkZWFk Lm9yZy9tYWlsbWFuL2xpc3RpbmZvL2xpbnV4LWFybS1rZXJuZWwK