This is in preparation for also changing p2m_entry_modify to return an
error code.
No functional change intended.
Signed-off-by: Roger Pau Monné
---
Cc: George Dunlap
Cc: Jan Beulich
Cc: Andrew Cooper
Cc: Wei Liu
Cc: Tim Deegan
---
Changes since v4:
- Handle errors in loops to avoid overwr
On Thu, Feb 21, 2019 at 05:50:39PM +0100, Roger Pau Monne wrote:
[...]
> diff --git a/xen/arch/x86/mm/p2m-pt.c b/xen/arch/x86/mm/p2m-pt.c
> index 04e9d81cf6..254c5dfd19 100644
> --- a/xen/arch/x86/mm/p2m-pt.c
> +++ b/xen/arch/x86/mm/p2m-pt.c
> @@ -184,6 +184,8 @@ p2m_next_level(struct p2m_domain *p
>>> On 21.02.19 at 17:50, wrote:
> @@ -202,13 +204,14 @@ p2m_next_level(struct p2m_domain *p2m, void **table,
> new_entry = l1e_from_mfn(mfn, P2M_BASE_FLAGS | _PAGE_RW);
>
> p2m_add_iommu_flags(&new_entry, level,
> IOMMUF_readable|IOMMUF_writable);
> -p2m->write_p2m_en
On 2/21/19 4:50 PM, Roger Pau Monne wrote:
> This is in preparation for also changing p2m_entry_modify to return an
> error code.
>
> No functional change intended.
>
> Signed-off-by: Roger Pau Monné
> ---
[snip]
> diff --git a/xen/arch/x86/mm/p2m-pt.c b/xen/arch/x86/mm/p2m-pt.c
> index 04e9d81c
On Mon, Feb 25, 2019 at 05:42:02PM +, George Dunlap wrote:
> On 2/21/19 4:50 PM, Roger Pau Monne wrote:
> > This is in preparation for also changing p2m_entry_modify to return an
> > error code.
> >
> > No functional change intended.
> >
> > Signed-off-by: Roger Pau Monné
> > ---
> [snip]
>
>>> On 25.02.19 at 18:42, wrote:
> On 2/21/19 4:50 PM, Roger Pau Monne wrote:
>> @@ -250,18 +253,37 @@ p2m_next_level(struct p2m_domain *p2m, void **table,
>> {
>> new_entry = l1e_from_pfn(pfn | (i << ((level - 1) *
>> PAGETABLE_ORDER)),
>>
