Re: Xen/ARM API issue (page size)

2021-07-09 Thread Julien Grall
Hi Elliott, On 08/07/2021 23:05, Elliott Mitchell wrote: On Thu, Jul 08, 2021 at 05:06:42PM +0100, Julien Grall wrote: On 08/07/2021 02:05, Andrew Cooper wrote: On 08/07/2021 01:32, Elliott Mitchell wrote: Hopefully I'm not about to show the limits of my knowledge... Quite a few values passe

Re: Xen/ARM API issue (page size)

2021-07-08 Thread Elliott Mitchell
On Thu, Jul 08, 2021 at 05:06:42PM +0100, Julien Grall wrote: > On 08/07/2021 02:05, Andrew Cooper wrote: > > On 08/07/2021 01:32, Elliott Mitchell wrote: > >> Hopefully I'm not about to show the limits of my knowledge... > >> > >> Quite a few values passed to Xen via hypercalls include a page numb

Re: Xen/ARM API issue (page size)

2021-07-08 Thread Julien Grall
Hi, I will answer the two e-mails at the same time as my answer will be similar :). On 08/07/2021 02:05, Andrew Cooper wrote: On 08/07/2021 01:32, Elliott Mitchell wrote: Hopefully I'm not about to show the limits of my knowledge... Quite a few values passed to Xen via hypercalls include a

Re: Xen/ARM API issue (page size)

2021-07-07 Thread Andrew Cooper
On 08/07/2021 01:32, Elliott Mitchell wrote: > Hopefully I'm not about to show the limits of my knowledge... > > Quite a few values passed to Xen via hypercalls include a page number. > This makes sense as that maps to the hardware. Problem is, I cannot help > but notice aarch64 allows for 4KB, 16

Xen/ARM API issue (page size)

2021-07-07 Thread Elliott Mitchell
Hopefully I'm not about to show the limits of my knowledge... Quite a few values passed to Xen via hypercalls include a page number. This makes sense as that maps to the hardware. Problem is, I cannot help but notice aarch64 allows for 4KB, 16KB and 64KB pages. I don't know how flexible aarch64