Hi,
On 03/01/2020 10:44, Julien Grall wrote:
Hi Andrew,
On 02/01/2020 17:49, Andrew Cooper wrote:
On 23/12/2019 18:23, Julien Grall wrote:
Hi,
On 17/12/2019 21:15, Andrew Cooper wrote:
xc_dom_p2m() and dom->p2m_host[] implement a linear transform for
translated
domains, but waste a substant
On 03.01.2020 16:02, Andrew Cooper wrote:
> On 03/01/2020 14:25, Jan Beulich wrote:
>> On 17.12.2019 21:15, Andrew Cooper wrote:
>>> --- a/tools/libxc/include/xc_dom.h
>>> +++ b/tools/libxc/include/xc_dom.h
>>> @@ -123,16 +123,12 @@ struct xc_dom_image {
>>>
>>> /* other state info */
>>>
On 03/01/2020 14:25, Jan Beulich wrote:
> On 17.12.2019 21:15, Andrew Cooper wrote:
>> --- a/tools/libxc/include/xc_dom.h
>> +++ b/tools/libxc/include/xc_dom.h
>> @@ -123,16 +123,12 @@ struct xc_dom_image {
>>
>> /* other state info */
>> uint32_t f_active[XENFEAT_NR_SUBMAPS];
>> +
>>
On 17.12.2019 21:15, Andrew Cooper wrote:
> --- a/tools/libxc/include/xc_dom.h
> +++ b/tools/libxc/include/xc_dom.h
> @@ -123,16 +123,12 @@ struct xc_dom_image {
>
> /* other state info */
> uint32_t f_active[XENFEAT_NR_SUBMAPS];
> +
> /*
> - * p2m_host maps guest physical addr
Hi Andrew,
On 02/01/2020 17:49, Andrew Cooper wrote:
On 23/12/2019 18:23, Julien Grall wrote:
Hi,
On 17/12/2019 21:15, Andrew Cooper wrote:
xc_dom_p2m() and dom->p2m_host[] implement a linear transform for
translated
domains, but waste a substantial chunk of RAM doing so.
ARM literally never
On 23/12/2019 18:23, Julien Grall wrote:
> Hi,
>
> On 17/12/2019 21:15, Andrew Cooper wrote:
>> xc_dom_p2m() and dom->p2m_host[] implement a linear transform for
>> translated
>> domains, but waste a substantial chunk of RAM doing so.
>>
>> ARM literally never reads dom->p2m_host[] (because of the
Hi,
On 17/12/2019 21:15, Andrew Cooper wrote:
xc_dom_p2m() and dom->p2m_host[] implement a linear transform for translated
domains, but waste a substantial chunk of RAM doing so.
ARM literally never reads dom->p2m_host[] (because of the xc_dom_translated()
short circuit in xc_dom_p2m()). Drop
xc_dom_p2m() and dom->p2m_host[] implement a linear transform for translated
domains, but waste a substantial chunk of RAM doing so.
ARM literally never reads dom->p2m_host[] (because of the xc_dom_translated()
short circuit in xc_dom_p2m()). Drop it all.
x86 HVM does use dom->p2m_host[] for xc_
