On 2023/03/18 1:30, Peter Maydell wrote:
On Thu, 16 Mar 2023 at 16:21, Akihiko Odaki wrote:
A guest may request ask a memory-mapped device to perform DMA. If the
address specified for DMA is the device performing DMA, it will create
recursion. It is very unlikely that device implementations ar
On 2023/03/18 1:25, Cédric Le Goater wrote:
Hello,
On 3/16/23 17:20, Akihiko Odaki wrote:
A guest may request ask a memory-mapped device to perform DMA. If the
address specified for DMA is the device performing DMA, it will create
recursion. It is very unlikely that device implementations are p
On Thu, 16 Mar 2023 at 16:21, Akihiko Odaki wrote:
>
> A guest may request ask a memory-mapped device to perform DMA. If the
> address specified for DMA is the device performing DMA, it will create
> recursion. It is very unlikely that device implementations are prepared
> for such an abnormal acc
Hello,
On 3/16/23 17:20, Akihiko Odaki wrote:
A guest may request ask a memory-mapped device to perform DMA. If the
address specified for DMA is the device performing DMA, it will create
recursion. It is very unlikely that device implementations are prepared
for such an abnormal access, which ca
A guest may request ask a memory-mapped device to perform DMA. If the
address specified for DMA is the device performing DMA, it will create
recursion. It is very unlikely that device implementations are prepared
for such an abnormal access, which can result in unpredictable behavior.
In particula
