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Wed, 09 Sep 2026 23:34:43 -0700 (PDT) Received: from pve-server ([49.205.216.49]) by smtp.gmail.com with ESMTPSA id 5a478bee46e88-33987ccf483sm10434389eec.20.2026.09.09.23.34.33 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 09 Sep 2026 23:34:42 -0700 (PDT) From: Ritesh Harjani (IBM) To: Sean Christopherson , Marc Zyngier , Oliver Upton , Sean Christopherson , Paolo Bonzini , Tianrui Zhao , Bibo Mao , Huacai Chen , Anup Patel , Paul Walmsley , Palmer Dabbelt , Albert Ou , Christian Borntraeger , Janosch Frank , Claudio Imbrenda Cc: Fuad Tabba , Joey Gouly , Steffen Eiden , Suzuki K Poulose , Zenghui Yu , Atish Patra , Alexandre Ghiti , David Hildenbrand , linux-arm-kernel@lists.infradead.org, kvmarm@lists.linux.dev, kvm@vger.kernel.org, loongarch@lists.linux.dev, kvm-riscv@lists.infradead.org, linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, Itaru Kitayama , Nicholas Piggin Subject: Re: [PATCH v2 06/20] KVM: selftests: Extend page allocator to support naturally aligned allocations In-Reply-To: <20260902164123.2546762-7-seanjc@google.com> Date: Thu, 10 Sep 2026 10:57:06 +0530 Message-ID: References: <20260902164123.2546762-1-seanjc@google.com> <20260902164123.2546762-7-seanjc@google.com> Precedence: bulk X-Mailing-List: kvm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Sean Christopherson writes: > Extend the page allocator to support naturally aligned allocations, as some > flavors of PowerPC page tables require multiple guest pages per table, and > those tables need to be naturally aligned. > That's true. > Take care to align the potential base address *inside* the retry loop, i.e. > the base needs to be (re)aligned on every attempt. > > Tested-by: Itaru Kitayama > Signed-off-by: Sean Christopherson Thanks for sharing the changes. Looks good to me. 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Wed, 09 Sep 2026 23:34:43 -0700 (PDT) Received: from pve-server ([49.205.216.49]) by smtp.gmail.com with ESMTPSA id 5a478bee46e88-33987ccf483sm10434389eec.20.2026.09.09.23.34.33 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 09 Sep 2026 23:34:42 -0700 (PDT) From: Ritesh Harjani (IBM) To: Sean Christopherson , Marc Zyngier , Oliver Upton , Sean Christopherson , Paolo Bonzini , Tianrui Zhao , Bibo Mao , Huacai Chen , Anup Patel , Paul Walmsley , Palmer Dabbelt , Albert Ou , Christian Borntraeger , Janosch Frank , Claudio Imbrenda Cc: Fuad Tabba , Joey Gouly , Steffen Eiden , Suzuki K Poulose , Zenghui Yu , Atish Patra , Alexandre Ghiti , David Hildenbrand , linux-arm-kernel@lists.infradead.org, kvmarm@lists.linux.dev, kvm@vger.kernel.org, loongarch@lists.linux.dev, kvm-riscv@lists.infradead.org, linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, Itaru Kitayama , Nicholas Piggin Subject: Re: [PATCH v2 06/20] KVM: selftests: Extend page allocator to support naturally aligned allocations In-Reply-To: <20260902164123.2546762-7-seanjc@google.com> Date: Thu, 10 Sep 2026 10:57:06 +0530 Message-ID: References: <20260902164123.2546762-1-seanjc@google.com> <20260902164123.2546762-7-seanjc@google.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260909_233445_100875_E24ACC2C X-CRM114-Status: UNSURE ( 6.61 ) 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: , MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org Sean Christopherson writes: > Extend the page allocator to support naturally aligned allocations, as some > flavors of PowerPC page tables require multiple guest pages per table, and > those tables need to be naturally aligned. > That's true. > Take care to align the potential base address *inside* the retry loop, i.e. > the base needs to be (re)aligned on every attempt. > > Tested-by: Itaru Kitayama > Signed-off-by: Sean Christopherson Thanks for sharing the changes. Looks good to me. Feel free to add: Reviewed-by: Ritesh Harjani (IBM) _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv 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 695B6C79FB9 for ; Thu, 10 Sep 2026 06:34:49 +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:MIME-Version:List-Subscribe:List-Help: List-Post:List-Archive:List-Unsubscribe:List-Id:References:Message-ID:Date: In-Reply-To:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; 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Wed, 09 Sep 2026 23:34:42 -0700 (PDT) From: Ritesh Harjani (IBM) To: Sean Christopherson , Marc Zyngier , Oliver Upton , Sean Christopherson , Paolo Bonzini , Tianrui Zhao , Bibo Mao , Huacai Chen , Anup Patel , Paul Walmsley , Palmer Dabbelt , Albert Ou , Christian Borntraeger , Janosch Frank , Claudio Imbrenda Cc: Fuad Tabba , Joey Gouly , Steffen Eiden , Suzuki K Poulose , Zenghui Yu , Atish Patra , Alexandre Ghiti , David Hildenbrand , linux-arm-kernel@lists.infradead.org, kvmarm@lists.linux.dev, kvm@vger.kernel.org, loongarch@lists.linux.dev, kvm-riscv@lists.infradead.org, linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, Itaru Kitayama , Nicholas Piggin Subject: Re: [PATCH v2 06/20] KVM: selftests: Extend page allocator to support naturally aligned allocations In-Reply-To: <20260902164123.2546762-7-seanjc@google.com> Date: Thu, 10 Sep 2026 10:57:06 +0530 Message-ID: References: <20260902164123.2546762-1-seanjc@google.com> <20260902164123.2546762-7-seanjc@google.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260909_233444_971982_201A69B5 X-CRM114-Status: UNSURE ( 6.61 ) X-CRM114-Notice: Please train this message. X-BeenThere: kvm-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "kvm-riscv" Errors-To: kvm-riscv-bounces+kvm-riscv=archiver.kernel.org@lists.infradead.org Sean Christopherson writes: > Extend the page allocator to support naturally aligned allocations, as some > flavors of PowerPC page tables require multiple guest pages per table, and > those tables need to be naturally aligned. > That's true. > Take care to align the potential base address *inside* the retry loop, i.e. > the base needs to be (re)aligned on every attempt. > > Tested-by: Itaru Kitayama > Signed-off-by: Sean Christopherson Thanks for sharing the changes. Looks good to me. Feel free to add: Reviewed-by: Ritesh Harjani (IBM) -- kvm-riscv mailing list kvm-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/kvm-riscv