Re: [Xen-devel] [PATCH v6 11/14] arm/mem_access: Add software guest-page-table walk

2017-07-17 Thread Julien Grall
Hi Sergej, On 06/07/17 12:50, Sergej Proskurin wrote: The function p2m_mem_access_check_and_get_page in mem_access.c translates a gva to an ipa by means of the hardware functionality of the ARM architecture. This is implemented in the function gva_to_ipa. If mem_access is active, hardware-based

[Xen-devel] [PATCH v6 11/14] arm/mem_access: Add software guest-page-table walk

2017-07-06 Thread Sergej Proskurin
The function p2m_mem_access_check_and_get_page in mem_access.c translates a gva to an ipa by means of the hardware functionality of the ARM architecture. This is implemented in the function gva_to_ipa. If mem_access is active, hardware-based gva to ipa translation might fail, as gva_to_ipa uses the