Re: [PATCH v2 14/40] xen/arm64: head: Jump to the runtime mapping in enable_mm()

Hi Penny, On 13/01/2023 05:28, Penny Zheng wrote: At the moment, on MMU system, enable_mm() will return to an address in the 1:1 mapping, then each path is responsible to switch to virtual runtime mapping. Then remove_identity_mapping() is called to remove all 1:1 mapping. Since remove_identity

[PATCH v2 14/40] xen/arm64: head: Jump to the runtime mapping in enable_mm()

At the moment, on MMU system, enable_mm() will return to an address in the 1:1 mapping, then each path is responsible to switch to virtual runtime mapping. Then remove_identity_mapping() is called to remove all 1:1 mapping. Since remove_identity_mapping() is not necessary on MPU system, and we als