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b=Pt3vbSqYgqJtBE8LVSLVc9xKdVb2R2waCtHBeN33it0fB0T+YzNhtCpNHvhjIdbLi ZVX9nUT+5BEOn33jKP3UZOhVITSUr1LaPVMgB3FJIoGryq3fqqmQeK8vJnt8FbHOJ+ uMgqpbzLzljVqKwldIvAskUVqntG55PgY49ED7cFXP4F/uZLC5c3Tz1Fq9WE96QM2m GUnYlQFPrVI2u31TP3JhweTHuDIwZCMCiMZNuGgycMsNHqgZJNvKmVg6XA99NVkcDu LU1CegvMVrm5M5+uSGvfKsqGYGZsj3Pw/+7YQJ2WJBI2Dxxn8GxvaVLhcZmG0XB1kw 0SsgIKFtCRHyA== Message-ID: <3ff1e458-7e13-4dbc-85e4-0ee0e7b0f250@kernel.org> Date: Mon, 2 Mar 2026 16:00:08 +0100 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2 2/4] virtio_balloon: set unspecified page reporting order To: Yuvraj Sakshith , akpm@linux-foundation.org, mst@redhat.com, jasowang@redhat.com, kys@microsoft.com, haiyangz@microsoft.com, wei.liu@kernel.org, decui@microsoft.com Cc: linux-mm@kvack.org, virtualization@lists.linux.dev, linux-hyperv@vger.kernel.org, linux-kernel@vger.kernel.org, xuanzhuo@linux.alibaba.com, eperezma@redhat.com, lorenzo.stoakes@oracle.com, Liam.Howlett@oracle.com, vbabka@suse.cz, rppt@kernel.org, surenb@google.com, mhocko@suse.com, jackmanb@google.com, hannes@cmpxchg.org, ziy@nvidia.com References: <20260302111757.2191056-1-yuvraj.sakshith@oss.qualcomm.com> <20260302111757.2191056-3-yuvraj.sakshith@oss.qualcomm.com> From: "David Hildenbrand (Arm)" Content-Language: en-US Autocrypt: addr=david@kernel.org; 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charset=UTF-8 Content-Transfer-Encoding: 7bit X-Rspamd-Queue-Id: AF7612000B X-Stat-Signature: s4fpodxwtnqtkfp7kzzhdfj5waiezhej X-Rspam-User: X-Rspamd-Server: rspam05 X-HE-Tag: 1772463617-323044 X-HE-Meta: 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 SypwpNMK DDfPNSLpbckY1eI1UZqWUcGoIQedLBOZzfZy4PupctbDO/PotuZ0SshTlenGWWv3AGHKO526ODGNqsGep18kU1tsGMz+OPHXx4+3kMvstn2yzK3Ao8RMa2saMSl9DpMRlHpVsHgWhZ1arCLESKC25RDwc1PCla/KAKY0q0q06U7tp/I2bL6l0H2uOXvTpT8StnxVpn+Vz/FbxYbkhG5f5XDHkzdqS2M+OsuFIfXAr/cwkmj6wPCqDNrsovJ3HVDux29VbczGzqyK/V9m8WeO372F55KnT/yPWeakVCibYvZYdXNbL5DF4MZZJWA== Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On 3/2/26 12:17, Yuvraj Sakshith wrote: > virtio_balloon page reporting order is set to MAX_PAGE_ORDER implicitly > as vb->prdev.order is never initialised and is auto-set to zero. > > Explicitly mention usage of default page order by making use of > PAGE_REPORTING_ORDER_UNSPECIFIED fallback value. > > Signed-off-by: Yuvraj Sakshith > --- Acked-by: David Hildenbrand (Arm) -- Cheers, David