Re: [PATCH v3 35/52] xen/arm: map static memory on demand

2023-07-12 Thread Penny Zheng
Hi Ayan On 2023/7/5 21:33, Ayan Kumar Halder wrote: On 05/07/2023 11:16, Penny Zheng wrote: Hi Ayan Hi Penny, On 2023/7/4 23:10, Ayan Kumar Halder wrote: Hi Penny, On 26/06/2023 04:34, Penny Zheng wrote: CAUTION: This message has originated from an External Source. Please use proper judg

Re: [PATCH v3 35/52] xen/arm: map static memory on demand

2023-07-05 Thread Ayan Kumar Halder
On 05/07/2023 11:16, Penny Zheng wrote: Hi Ayan Hi Penny, On 2023/7/4 23:10, Ayan Kumar Halder wrote: Hi Penny, On 26/06/2023 04:34, Penny Zheng wrote: CAUTION: This message has originated from an External Source. Please use proper judgment and caution when opening attachments, clicking

Re: [PATCH v3 35/52] xen/arm: map static memory on demand

2023-07-05 Thread Penny Zheng
Hi Ayan On 2023/7/4 23:10, Ayan Kumar Halder wrote: Hi Penny, On 26/06/2023 04:34, Penny Zheng wrote: CAUTION: This message has originated from an External Source. Please use proper judgment and caution when opening attachments, clicking links, or responding to this email. In function init

Re: [PATCH v3 35/52] xen/arm: map static memory on demand

2023-07-04 Thread Ayan Kumar Halder
Hi Penny, On 26/06/2023 04:34, Penny Zheng wrote: CAUTION: This message has originated from an External Source. Please use proper judgment and caution when opening attachments, clicking links, or responding to this email. In function init_staticmem_pages, we need the access to static memory

[PATCH v3 35/52] xen/arm: map static memory on demand

2023-06-25 Thread Penny Zheng
In function init_staticmem_pages, we need the access to static memory for proper initialization. It is not a problem in MMU system, as Xen map the whole RAM in setup_mm(). However, with limited MPU memory regions, it is too luxury to map the whole RAM. As a result, we follow the rule of "map on dem