Hi Keqian, Peter,
On 2020/12/15 15:23, zhukeqian wrote:
On 2020/12/14 23:36, Peter Xu wrote:
On Mon, Dec 14, 2020 at 10:14:11AM +0800, zhukeqian wrote:
[...]
Though indeed I must confess I don't know how it worked in general when host
page size != target page size, at least for migration.
On 2020/12/14 23:36, Peter Xu wrote:
> On Mon, Dec 14, 2020 at 10:14:11AM +0800, zhukeqian wrote:
>
> [...]
>
> Though indeed I must confess I don't know how it worked in general when
> host
> page size != target page size, at least for migration. For example, I
> believe
>>>
On Mon, Dec 14, 2020 at 10:14:11AM +0800, zhukeqian wrote:
[...]
> >>> Though indeed I must confess I don't know how it worked in general when
> >>> host
> >>> page size != target page size, at least for migration. For example, I
> >>> believe
> >>> kvm dirty logging is host page size based, t
On 2020/12/11 23:25, Peter Xu wrote:
> On Fri, Dec 11, 2020 at 09:13:10AM +0800, zhukeqian wrote:
>>
>> On 2020/12/10 22:50, Peter Xu wrote:
>>> On Thu, Dec 10, 2020 at 10:53:23AM +0800, zhukeqian wrote:
On 2020/12/10 10:08, Peter Xu wrote:
> Keqian,
>
> On Thu, Dec 10
On Fri, Dec 11, 2020 at 09:13:10AM +0800, zhukeqian wrote:
>
> On 2020/12/10 22:50, Peter Xu wrote:
> > On Thu, Dec 10, 2020 at 10:53:23AM +0800, zhukeqian wrote:
> >>
> >>
> >> On 2020/12/10 10:08, Peter Xu wrote:
> >>> Keqian,
> >>>
> >>> On Thu, Dec 10, 2020 at 09:46:06AM +0800, zhukeqian wrote
On 2020/12/10 22:50, Peter Xu wrote:
> On Thu, Dec 10, 2020 at 10:53:23AM +0800, zhukeqian wrote:
>>
>>
>> On 2020/12/10 10:08, Peter Xu wrote:
>>> Keqian,
>>>
>>> On Thu, Dec 10, 2020 at 09:46:06AM +0800, zhukeqian wrote:
Hi,
I see that if start or size is not PAGE aligned, it als
On Thu, Dec 10, 2020 at 10:53:23AM +0800, zhukeqian wrote:
>
>
> On 2020/12/10 10:08, Peter Xu wrote:
> > Keqian,
> >
> > On Thu, Dec 10, 2020 at 09:46:06AM +0800, zhukeqian wrote:
> >> Hi,
> >>
> >> I see that if start or size is not PAGE aligned, it also clears areas
> >> which beyond caller's
On 2020/12/10 5:09, Peter Xu wrote:
On Wed, Dec 09, 2020 at 10:33:41AM +0800, Zenghui Yu wrote:
Hi Peter,
Thanks for having a look at it.
On 2020/12/8 23:16, Peter Xu wrote:
Hi, Zenghui,
On Tue, Dec 08, 2020 at 07:40:13PM +0800, Zenghui Yu wrote:
The kernel KVM_CLEAR_DIRTY_LOG interface has
On 2020/12/10 10:53, zhukeqian wrote:
On 2020/12/10 10:08, Peter Xu wrote:
Keqian,
On Thu, Dec 10, 2020 at 09:46:06AM +0800, zhukeqian wrote:
Hi,
I see that if start or size is not PAGE aligned, it also clears areas
which beyond caller's expectation, so do we also need to consider this?
A
On 2020/12/10 10:08, Peter Xu wrote:
> Keqian,
>
> On Thu, Dec 10, 2020 at 09:46:06AM +0800, zhukeqian wrote:
>> Hi,
>>
>> I see that if start or size is not PAGE aligned, it also clears areas
>> which beyond caller's expectation, so do we also need to consider this?
>
> Could you elaborate?
>
Keqian,
On Thu, Dec 10, 2020 at 09:46:06AM +0800, zhukeqian wrote:
> Hi,
>
> I see that if start or size is not PAGE aligned, it also clears areas
> which beyond caller's expectation, so do we also need to consider this?
Could you elaborate?
If start_delta != 0, kvm_log_clear_one_slot() should
Hi,
I see that if start or size is not PAGE aligned, it also clears areas
which beyond caller's expectation, so do we also need to consider this?
Thanks,
Keqian
On 2020/12/9 10:33, Zenghui Yu wrote:
> Hi Peter,
>
> Thanks for having a look at it.
>
> On 2020/12/8 23:16, Peter Xu wrote:
>> Hi,
On Wed, Dec 09, 2020 at 10:33:41AM +0800, Zenghui Yu wrote:
> Hi Peter,
>
> Thanks for having a look at it.
>
> On 2020/12/8 23:16, Peter Xu wrote:
> > Hi, Zenghui,
> >
> > On Tue, Dec 08, 2020 at 07:40:13PM +0800, Zenghui Yu wrote:
> > > The kernel KVM_CLEAR_DIRTY_LOG interface has align requir
Hi Peter,
Thanks for having a look at it.
On 2020/12/8 23:16, Peter Xu wrote:
Hi, Zenghui,
On Tue, Dec 08, 2020 at 07:40:13PM +0800, Zenghui Yu wrote:
The kernel KVM_CLEAR_DIRTY_LOG interface has align requirement on both the
start and the size of the given range of pages. We have been carefu
Hi, Zenghui,
On Tue, Dec 08, 2020 at 07:40:13PM +0800, Zenghui Yu wrote:
> The kernel KVM_CLEAR_DIRTY_LOG interface has align requirement on both the
> start and the size of the given range of pages. We have been careful to
> handle the unaligned cases when performing CLEAR on one slot. But it see
The kernel KVM_CLEAR_DIRTY_LOG interface has align requirement on both the
start and the size of the given range of pages. We have been careful to
handle the unaligned cases when performing CLEAR on one slot. But it seems
that we forget to take the unaligned *size* case into account when
preparing
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