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 462F9C25B75 for ; Fri, 31 May 2024 07:24:54 +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=QS84xXVd1fdHUZnAbBt+utyRJnhPBz94kxvUi8UIh4U=; b=bg07di3IAuSAIl ZBFTY3cPmAJahoZRtFu2G6ZwNyDGs98nevgre7Ufn/MS+Zpv27aOhYdckIImRw4gidzOYMcdNedNk 4oFeyLFloBoxO0IxBIEMyaTLq582xOI1+T8DNFvrqUFPyn8+aurnfOJDaAFI8q+ledvMWucq/mk6z 3RgS1J49lb9AnqnPwcxitow48SPyuZAD+Qk04lSvX2IOX4MkcW0QqWtP8YNe+Yr9SlsExTBZbs2Qw NYEn+F/8N6MyLlcgfpEjirkpZEaplu7ZxNlLX7ETjruQ7U9Ed150GecfZWjyhWJP8tNHCF+LAi7eC uSi3SAUM+B4XRkF+UGZg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1sCwd1-00000009ULE-3iHi; Fri, 31 May 2024 07:24:43 +0000 Received: from out-171.mta0.migadu.com ([2001:41d0:1004:224b::ab]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1sCwcw-00000009UIp-2zWG for linux-arm-kernel@lists.infradead.org; Fri, 31 May 2024 07:24:42 +0000 X-Envelope-To: yuzhao@google.com DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.dev; s=key1; t=1717140273; 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=v6pyP4SRO/9BT5GrT52jbiQuxRO/wk0HtBPD4YgPhLk=; b=r37JI0j7taWeZmoSnTE82903GeLstAD8AcPnN/lPbb+eAAkY0defxPmiJPHwGWnd294WLb FjgHxx1Px9O8RnwjA1f9bxRoJnyH+BVooELFS2MSFgtlTifw+nQzg6kbOK9o4nC/oVDgtV trAyzjYJwoWDB3IsG5rivC2BXJjWLQk= 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 00:24:18 -0700 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_002439_226889_1D1F539F X-CRM114-Status: GOOD ( 20.49 ) 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 T24gV2VkLCBNYXkgMjksIDIwMjQgYXQgMDM6MDM6MjFQTSAtMDYwMCwgWXUgWmhhbyB3cm90ZToK PiBPbiBXZWQsIE1heSAyOSwgMjAyNCBhdCAxMjowNeKAr1BNIEphbWVzIEhvdWdodG9uIDxqdGhv dWdodG9uQGdvb2dsZS5jb20+IHdyb3RlOgo+ID4KPiA+IFNlY29uZGFyeSBNTVVzIGFyZSBjdXJy ZW50bHkgY29uc3VsdGVkIGZvciBhY2Nlc3MvYWdlIGluZm9ybWF0aW9uIGF0Cj4gPiBldmljdGlv biB0aW1lLCBidXQgYmVmb3JlIHRoZW4sIHdlIGRvbid0IGdldCBhY2N1cmF0ZSBhZ2UgaW5mb3Jt YXRpb24uCj4gPiBUaGF0IGlzLCBwYWdlcyB0aGF0IGFyZSBtb3N0bHkgYWNjZXNzZWQgdGhyb3Vn aCBhIHNlY29uZGFyeSBNTVUgKGxpa2UKPiA+IGd1ZXN0IG1lbW9yeSwgdXNlZCBieSBLVk0pIHdp bGwgYWx3YXlzIGp1c3QgcHJvY2VlZCBkb3duIHRvIHRoZSBvbGRlc3QKPiA+IGdlbmVyYXRpb24s IGFuZCB0aGVuIGF0IGV2aWN0aW9uIHRpbWUsIGlmIEtWTSByZXBvcnRzIHRoZSBwYWdlIHRvIGJl Cj4gPiB5b3VuZywgdGhlIHBhZ2Ugd2lsbCBiZSBhY3RpdmF0ZWQvcHJvbW90ZWQgYmFjayB0byB0 aGUgeW91bmdlc3QKPiA+IGdlbmVyYXRpb24uCj4gCj4gQ29ycmVjdCwgYW5kIGFzIEkgZXhwbGFp bmVkIG9mZmxpbmUsIHRoaXMgaXMgdGhlIG9ubHkgcmVhc29uYWJsZQo+IGJlaGF2aW9yIGlmIHdl IGNhbid0IGxvY2tsZXNzbHkgd2FsayBzZWNvbmRhcnkgTU1Vcy4KPiAKPiBKdXN0IGZvciB0aGUg cmVjb3JkLCB0aGUgKGNydWRlKSBhbmFsb2d5IEkgdXNlZCB3YXM6Cj4gSW1hZ2luZSBhIGxhcmdl IHJvb20gd2l0aCBtYW55IGJpbGxzICgkMSwgJDUsICQxMCwgLi4uKSBvbiB0aGUgZmxvb3IsCj4g YnV0IHlvdSBhcmUgb25seSBhbGxvd2VkIHRvIHBpY2sgdXAgMTAgb2YgdGhlbSAoYW5kIHB1dCB0 aGVtIGluIHlvdXIKPiBwb2NrZXQpLiBBIHNtYXJ0IG1vdmUgd291bGQgYmUgdG8gc3VydmV5IHRo ZSByb29tICpmaXJzdCBhbmQgdGhlbioKPiBwaWNrIHVwIHRoZSBsYXJnZXN0IG9uZXMuIEJ1dCBp ZiB5b3UgYXJlIGNhcnJ5aW5nIGEgNTAwIGxicyBiYWNrcGFjaywKPiB5b3Ugd291bGQganVzdCB3 YW50IHRvIHBpY2sgdXAgd2hpY2hldmVyIHRoYXQncyBpbiBmcm9udCBvZiB5b3UgcmF0aGVyCj4g dGhhbiB3YWxrIHRoZSBlbnRpcmUgcm9vbS4KPiAKPiBNR0xSVSBzaG91bGQgb25seSBzY2FuIChv ciBsb29rYXJvdW5kKSBzZWNvbmRhcnkgTU1VcyBpZiBpdCBjYW4gYmUKPiBkb25lIGxvY2tsZXNz LiBPdGhlcndpc2UsIGl0IHNob3VsZCBqdXN0IGZhbGwgYmFjayB0byB0aGUgZXhpc3RpbmcKPiBh cHByb2FjaCwgd2hpY2ggZXhpc3RlZCBpbiBwcmV2aW91cyB2ZXJzaW9ucyBidXQgaXMgcmVtb3Zl ZCBpbiB0aGlzCj4gdmVyc2lvbi4KCkdyYWJiaW5nIHRoZSBNTVUgbG9jayBmb3Igd3JpdGUgdG8g c2NhbiBzdWNrcywgbm8gYXJndW1lbnQgdGhlcmUuIEJ1dApjYW4geW91IHBsZWFzZSBiZSBzcGVj aWZpYyBhYm91dCB0aGUgaW1wYWN0IG9mIHJlYWQgbG9jayB2LiBSQ1UgaW4gdGhlCmNhc2Ugb2Yg YXJtNjQ/IEkgaGFkIGFza2VkIGFib3V0IHRoaXMgYmVmb3JlIGFuZCB5b3UgbmV2ZXIgcmVwbGll ZC4KCk15IGNvbmNlcm4gcmVtYWlucyB0aGF0IGFkZGluZyBzdXBwb3J0IGZvciBzb2Z0d2FyZSB0 YWJsZSB3YWxrZXJzCm91dHNpZGUgb2YgdGhlIE1NVSBsb2NrIGVudGlyZWx5IHJlcXVpcmVzIG1v cmUgd29yayB0aGFuIGp1c3QgZGVmZXJyaW5nCnRoZSBkZWFsbG9jYXRpb24gdG8gYW4gUkNVIGNh bGxiYWNrLiBXYWxrZXJzIHRoYXQgcHJldmlvdXNseSBhc3N1bWVkCidleGNsdXNpdmUnIGFjY2Vz cyB3aGlsZSBob2xkaW5nIHRoZSBNTVUgbG9jayBmb3Igd3JpdGUgbXVzdCBub3cgY29wZQp3aXRo IHZvbGF0aWxlIFBURXMuCgpZZXMsIHRoaXMgcHJvYmxlbSBhbHJlYWR5IGV4aXN0cyB3aGVuIGhh cmR3YXJlIHNldHMgdGhlIEFGLCBidXQgdGhlCmxvY2stZnJlZSB3YWxrZXIgaW1wbGVtZW50YXRp b24gbmVlZHMgdG8gYmUgZ2VuZXJpYyBzbyBpdCBjYW4gYmUgYXBwbGllZApmb3Igb3RoZXIgUFRF IGJpdHMuCgotLSAKVGhhbmtzLApPbGl2ZXIKCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fCmxpbnV4LWFybS1rZXJuZWwgbWFpbGluZyBsaXN0CmxpbnV4LWFy bS1rZXJuZWxAbGlzdHMuaW5mcmFkZWFkLm9yZwpodHRwOi8vbGlzdHMuaW5mcmFkZWFkLm9yZy9t YWlsbWFuL2xpc3RpbmZvL2xpbnV4LWFybS1rZXJuZWwK