From: "David Hildenbrand (Arm)" <david@kernel.org>
To: Yuvraj Sakshith <yuvraj.sakshith@oss.qualcomm.com>, mst@redhat.com
Cc: kys@microsoft.com, haiyangz@microsoft.com, wei.liu@kernel.org,
decui@microsoft.com, longli@microsoft.com, jasowang@redhat.com,
xuanzhuo@linux.alibaba.com, eperezma@redhat.com,
akpm@linux-foundation.org, 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, linux-hyperv@vger.kernel.org,
linux-kernel@vger.kernel.org, virtualization@lists.linux.dev,
linux-mm@kvack.org
Subject: Re: [PATCH v3 4/5] mm/page_reporting: change PAGE_REPORTING_ORDER_UNSPECIFIED to -1
Date: Tue, 3 Mar 2026 11:04:31 +0100 [thread overview]
Message-ID: <2d11be07-c142-4cc7-9fa9-f6f3243b5c72@kernel.org> (raw)
In-Reply-To: <20260303093341.2927482-5-yuvraj.sakshith@oss.qualcomm.com>
On 3/3/26 10:33, Yuvraj Sakshith wrote:
> PAGE_REPORTING_ORDER_UNSPECIFIED is now set to zero. This means,
> pages of order zero cannot be reported to a client/driver -- as zero
> is used to signal a fallback to MAX_PAGE_ORDER.
>
> Change PAGE_REPORTING_ORDER_UNSPECIFIED to (-1),
> so that zero can be used as a valid order with which pages can
> be reported.
>
> Signed-off-by: Yuvraj Sakshith <yuvraj.sakshith@oss.qualcomm.com>
> ---
Acked-by: David Hildenbrand (Arm) <david@kernel.org>
--
Cheers,
David
next prev parent reply other threads:[~2026-03-03 10:04 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-03-03 9:33 [PATCH v3 0/5] Allow order zero pages in page reporting Yuvraj Sakshith
2026-03-03 9:33 ` [PATCH v3 1/5] mm/page_reporting: add PAGE_REPORTING_ORDER_UNSPECIFIED Yuvraj Sakshith
2026-03-03 10:04 ` David Hildenbrand (Arm)
2026-03-03 9:33 ` [PATCH v3 2/5] virtio_balloon: set unspecified page reporting order Yuvraj Sakshith
2026-03-03 9:33 ` [PATCH v3 3/5] hv_balloon: " Yuvraj Sakshith
2026-03-03 9:33 ` [PATCH v3 4/5] mm/page_reporting: change PAGE_REPORTING_ORDER_UNSPECIFIED to -1 Yuvraj Sakshith
2026-03-03 10:04 ` David Hildenbrand (Arm) [this message]
2026-03-03 9:33 ` [PATCH v3 5/5] mm/page_reporting: change page_reporting_order to PAGE_REPORTING_ORDER_UNSPECIFIED Yuvraj Sakshith
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