Re: [RFC PATCH v2 4/5] Add migration support for KVM guest with MTE

2021-04-01 Thread Haibo Xu
On Fri, 26 Mar 2021 at 03:38, Dr. David Alan Gilbert wrote: > > * Haibo Xu (haibo...@linaro.org) wrote: > > On Thu, 18 Mar 2021 at 04:11, Dr. David Alan Gilbert > > wrote: > > > > > > * Haibo Xu (haibo...@linaro.org) wrote: > > > > To make it easier to keep the page tags sync with > > > > the pag

Re: [RFC PATCH v2 4/5] Add migration support for KVM guest with MTE

2021-04-01 Thread Haibo Xu
On Thu, 25 Mar 2021 at 23:37, Juan Quintela wrote: > > Haibo Xu wrote: > > To make it easier to keep the page tags sync with > > the page data, tags for one page are appended to > > the data during ram save iteration. > > > > This patch only add the pre-copy migration support. > > Post-copy and c

Re: [RFC PATCH v2 4/5] Add migration support for KVM guest with MTE

2021-03-25 Thread Dr. David Alan Gilbert
* Haibo Xu (haibo...@linaro.org) wrote: > On Thu, 18 Mar 2021 at 04:11, Dr. David Alan Gilbert > wrote: > > > > * Haibo Xu (haibo...@linaro.org) wrote: > > > To make it easier to keep the page tags sync with > > > the page data, tags for one page are appended to > > > the data during ram save iter

Re: [RFC PATCH v2 4/5] Add migration support for KVM guest with MTE

2021-03-25 Thread Juan Quintela
Haibo Xu wrote: > To make it easier to keep the page tags sync with > the page data, tags for one page are appended to > the data during ram save iteration. > > This patch only add the pre-copy migration support. > Post-copy and compress as well as zero page saving > are not supported yet. > > Sig

Re: [RFC PATCH v2 4/5] Add migration support for KVM guest with MTE

2021-03-17 Thread Haibo Xu
On Thu, 18 Mar 2021 at 04:11, Dr. David Alan Gilbert wrote: > > * Haibo Xu (haibo...@linaro.org) wrote: > > To make it easier to keep the page tags sync with > > the page data, tags for one page are appended to > > the data during ram save iteration. > > > > This patch only add the pre-copy migrat

Re: [RFC PATCH v2 4/5] Add migration support for KVM guest with MTE

2021-03-17 Thread Dr. David Alan Gilbert
* Haibo Xu (haibo...@linaro.org) wrote: > To make it easier to keep the page tags sync with > the page data, tags for one page are appended to > the data during ram save iteration. > > This patch only add the pre-copy migration support. > Post-copy and compress as well as zero page saving > are no

[RFC PATCH v2 4/5] Add migration support for KVM guest with MTE

2021-03-17 Thread Haibo Xu
To make it easier to keep the page tags sync with the page data, tags for one page are appended to the data during ram save iteration. This patch only add the pre-copy migration support. Post-copy and compress as well as zero page saving are not supported yet. Signed-off-by: Haibo Xu --- includ