On Mon, 2024-06-17 at 22:30 +0800, Icenowy Zheng wrote: > > Two consecutive writes to the same bus address are perfectly legal > > from > > the PCIe specification and can happen all the time, even without this > > specific hw workaround. > > Yes I know it, and I am not from Loongson, just some user trying to > mess around it. There are some purposed "workarounds" like reducing the link speed (from x16 to x8), tweaking the power management setting, etc. Someone even claims improving the heat sink of the LS7A chip can help to work around this issue but I'm really skeptical... -- Xi Ruoyao <xry111@xxxxxxxxxxx> School of Aerospace Science and Technology, Xidian University