From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pg1-f182.google.com (mail-pg1-f182.google.com [209.85.215.182]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 64DBD3D410E for ; Thu, 10 Sep 2026 06:34:44 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.215.182 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789022086; cv=none; b=XKfMRYVGVemECQfAJF82oiaNGtR9cK8ytDJ0chMY/ES80DRFJvoTA3/6vzJwtLJNyB5woxJUDjuhZd3QwKawmFFm4DqKrUsCIQh3zIgIQFhsnVYrizeQaaysw68VfxoNuOUOpiAMxjzjVLPPUyF845Xk32gy5jweBwPYf6PuYTA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789022086; c=relaxed/simple; bh=/uaCqa1UBzrB4l/x0ktWW2Ji3uA4tmOrYEYh+8w3GLM=; h=From:To:Cc:Subject:In-Reply-To:Date:Message-ID:References; b=DDFEoXGG8VI1UKg6d1XkJEUP/H8EQVgfnRVP+UUMDrj79OsHnrmFYh8iNxqIIsHiqrw3XgA1ZW1Ov1g5Ih+7SiaHtr9NJTo2bkJsnH5qL5AQt1IW1qe1M0p7AHKJ0HZ5XdFX4qXJjis9WS0diinmaG5huwHGo786Nc8kURB0Jj8= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=DLLS2CsB; arc=none smtp.client-ip=209.85.215.182 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="DLLS2CsB" Received: by mail-pg1-f182.google.com with SMTP id 41be03b00d2f7-cc4b28b358eso523724a12.2 for ; Wed, 09 Sep 2026 23:34:44 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20251104; t=1789022084; x=1789626884; darn=vger.kernel.org; h=references:message-id:date:in-reply-to:subject:cc:to:from:from:to :cc:subject:date:message-id:reply-to:content-type; bh=/uaCqa1UBzrB4l/x0ktWW2Ji3uA4tmOrYEYh+8w3GLM=; b=DLLS2CsBM/3zcihuPySTyvClBm44cM83nB5Qgwyl1nt/+zPA5+33GRfbfTD8JJNShz DbSQjoP+mUboKMKVZ8AqJ+pCBQwBF36bEl65kXCOdriAR0x9h2vbXdmfE/kYjTA3UNGb VYMABcaD9fNEKpRBAK/ZxOa01HjzMD1kBjYT6C9ywqQx58Oo0JeCNSusm2bZvZK/Bmhx /44CyQY1rpVJWFGYM8Wun1q5bCdFuIxrXo/8jSbDqd6F/uBdoM19kXpaoODXhf3aqaWD pCrGcHac0sNZ7raw2KT9l4O6/9Vs6gjEfTwEOR9KA5OWzRb/USpMbIA8vHj1W7LCaN+j J6gg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1789022084; x=1789626884; h=references:message-id:date:in-reply-to:subject:cc:to:from:x-gm-gg :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to :content-type; bh=/uaCqa1UBzrB4l/x0ktWW2Ji3uA4tmOrYEYh+8w3GLM=; b=nZPvDO59Q2IxhGpnSdEpFUXgQX5Wf+ulwjQIHO0djsJUL4KwKSMmOPCeCAbZiARe8e wQbhXIafeB0XOOerCqW2KjP9MSLBMAENdD6SbIbBcVzyrvILZdLd2XTuLrp0hWe7EJiS +ciiyEwQBjQaMNAjlcXDUuLa9Kw378MDQxR+e9KYapSDLlYMWgOz12NGbXMDKOtt62Y/ NOKjNbFm4gV5CL3mJ8/mpinQ2T9XKS3db1KUBBUTabNbScpeDTHqQp6orCdUUPSjHSwe UEudcBBZwpoqnnZjWMhwzwd8U84XZMHCyE+w3xO80NdrNfPUu8t+R7mC/BgzG5RCye42 Yw+g== X-Forwarded-Encrypted: i=1; AKwUvBxPhqTKq4jsStKO8na/V9p1JYL/oeYzUgXY5VnTIyKyP9Ca9hQZ0ky7apOhTZJ3ssbvDs4=@vger.kernel.org X-Gm-Message-State: AFuF++lLoXkWC8ZGBwExPftilkfNYlUTaaGMg9EWzV0VqkRY+TRVTdPA NqAtlbyBHpGRV6I70BKaonbN2/N9YzhjYv51P+4ZhEq88MEpopz0kXXH X-Gm-Gg: AYBFou2wrOyOshvbzbbKQlBV0WtWqenEiLL5Y4Lin/MeIpsF4xiYb32dECwccvyzHp6 yxIN9cZtWWwDqbExtW5SHt5pkM2Akdcxlomrdyz3FoHH+hvhp4onYwDPlzYpD8hyHZx5kJVGckN 2kGelcU3rjFA2EDG+Nrx2/wPuXIBUtUo9QQPYdfSUiUAt+actx4O7A+EKilc4j79dPKHznvGF9O TZlYK9sikZHJfmvGsckAY6x/miOYOTgnAczunD0vuwb9v++yTj1pS8QA0c7fNhNxLtmvvFg+5T1 kOii0oO8S4A8DKIonFPkGyPif9LOM+IJNgblP+/4Ateln8usSJ/nqZkoXynGDdFdbGP966g/Ev8 AhdJQz6Adc24LVs5U6o4Wdgiu00uCL0LGfqn96LrQVdBFHecLRyqgLAKGMon88xqWchBAft6k15 HQXBiKIBS0ThPUc6byw0j7tBpdnQaEDVwsQsEjJJ6++pirHM0OPEwdnor3TlTjXqqYVQqWu8mpR vuw0Icbo3V0kVqrGWmDVaQWDB44mYvlbGlTSuyOg88+yyuGGQ35JVQ= X-Received: by 2002:a17:90b:57d0:b0:395:4de0:b78f with SMTP id 98e67ed59e1d1-39b260d28eamr57429977a91.1.1789022083690; 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. Feel free to add: Reviewed-by: Ritesh Harjani (IBM)