Re: [PATCH V5 2/3] libxl/arm: Add handling of extended regions for DomU

2021-10-07 Thread Oleksandr
On 07.10.21 23:29, Stefano Stabellini wrote: Hi Stefano On Thu, 7 Oct 2021, Oleksandr wrote: On 07.10.21 04:29, Stefano Stabellini wrote: Hi Stefano On Wed, 6 Oct 2021, Oleksandr Tyshchenko wrote: From: Oleksandr Tyshchenko The extended region (safe range) is a region of guest

Re: [PATCH V5 2/3] libxl/arm: Add handling of extended regions for DomU

2021-10-07 Thread Stefano Stabellini
On Thu, 7 Oct 2021, Ian Jackson wrote: > Stefano Stabellini writes ("Re: [PATCH V5 2/3] libxl/arm: Add handling of > extended regions for DomU"): > > On Wed, 6 Oct 2021, Oleksandr wrote: > > > On 06.10.21 14:34, Ian Jackson wrote: > > > > Oleksandr T

Re: [PATCH V5 2/3] libxl/arm: Add handling of extended regions for DomU

2021-10-07 Thread Stefano Stabellini
On Thu, 7 Oct 2021, Oleksandr wrote: > On 07.10.21 04:29, Stefano Stabellini wrote: > > Hi Stefano > > > On Wed, 6 Oct 2021, Oleksandr Tyshchenko wrote: > > > From: Oleksandr Tyshchenko > > > > > > The extended region (safe range) is a region of guest physical > > > address space which is

Re: [PATCH V5 2/3] libxl/arm: Add handling of extended regions for DomU

2021-10-07 Thread Oleksandr
On 07.10.21 04:29, Stefano Stabellini wrote: Hi Stefano On Wed, 6 Oct 2021, Oleksandr Tyshchenko wrote: From: Oleksandr Tyshchenko The extended region (safe range) is a region of guest physical address space which is unused and could be safely used to create grant/foreign mappings instead

Re: [PATCH V5 2/3] libxl/arm: Add handling of extended regions for DomU

2021-10-07 Thread Oleksandr
On 07.10.21 13:57, Ian Jackson wrote: Hi Ian. Stefano Stabellini writes ("Re: [PATCH V5 2/3] libxl/arm: Add handling of extended regions for DomU"): On Wed, 6 Oct 2021, Oleksandr wrote: On 06.10.21 14:34, Ian Jackson wrote: Oleksandr Tyshchenko writes ("[PATCH V5 2/3]

Re: [PATCH V5 2/3] libxl/arm: Add handling of extended regions for DomU

2021-10-07 Thread Ian Jackson
Stefano Stabellini writes ("Re: [PATCH V5 2/3] libxl/arm: Add handling of extended regions for DomU"): > On Wed, 6 Oct 2021, Oleksandr wrote: > > On 06.10.21 14:34, Ian Jackson wrote: > > > Oleksandr Tyshchenko writes ("[PATCH V5 2/3] libxl/arm: Add handling o

Re: [PATCH V5 2/3] libxl/arm: Add handling of extended regions for DomU

2021-10-06 Thread Stefano Stabellini
On Wed, 6 Oct 2021, Oleksandr Tyshchenko wrote: > From: Oleksandr Tyshchenko > > The extended region (safe range) is a region of guest physical > address space which is unused and could be safely used to create > grant/foreign mappings instead of wasting real RAM pages from > the domain memory

Re: [PATCH V5 2/3] libxl/arm: Add handling of extended regions for DomU

2021-10-06 Thread Stefano Stabellini
On Wed, 6 Oct 2021, Oleksandr wrote: > On 06.10.21 14:34, Ian Jackson wrote: > > Hi Ian > > > Oleksandr Tyshchenko writes ("[PATCH V5 2/3] libxl/arm: Add handling of > > extended regions for DomU"): > > > The extended region (safe range) is a region

Re: [PATCH V5 2/3] libxl/arm: Add handling of extended regions for DomU

2021-10-06 Thread Oleksandr
On 06.10.21 14:34, Ian Jackson wrote: Hi Ian Oleksandr Tyshchenko writes ("[PATCH V5 2/3] libxl/arm: Add handling of extended regions for DomU"): The extended region (safe range) is a region of guest physical address space which is unused and could be safely used to create gra

Re: [PATCH V5 2/3] libxl/arm: Add handling of extended regions for DomU

2021-10-06 Thread Ian Jackson
Oleksandr Tyshchenko writes ("[PATCH V5 2/3] libxl/arm: Add handling of extended regions for DomU"): > The extended region (safe range) is a region of guest physical > address space which is unused and could be safely used to create > grant/foreign mappings instead of wasting

[PATCH V5 2/3] libxl/arm: Add handling of extended regions for DomU

2021-10-06 Thread Oleksandr Tyshchenko
From: Oleksandr Tyshchenko The extended region (safe range) is a region of guest physical address space which is unused and could be safely used to create grant/foreign mappings instead of wasting real RAM pages from the domain memory for establishing these mappings. The extended regions are