On Thu, Jul 19, 2012 at 4:37 PM, Stefano Stabellini
wrote:
>
> Anthony, can you write a patch to change the behavior in
> qemu-xen-traditional too?
Yes.
--
Anthony PERARD
On Thu, 19 Jul 2012, Paolo Bonzini wrote:
> Il 17/07/2012 20:06, Stefano Stabellini ha scritto:
> > On Tue, 17 Jul 2012, Anthony PERARD wrote:
> >> This patch add some calls to xen_modified_memory to notify Xen about
> >> dirtybits
> >> during migration.
> >>
> >> Signed-off-by: Anthony PERARD
>
On 19/07/12 12:50, Avi Kivity wrote:
On 07/19/2012 02:41 PM, Anthony PERARD wrote:
On 17/07/12 19:36, Stefano Stabellini wrote:
On Tue, 17 Jul 2012, Avi Kivity wrote:
How about pushing the call into cpu_physical_memory_set_dirty_flags()?
Would that reduce the number of call sites?
Pushing th
Il 17/07/2012 20:06, Stefano Stabellini ha scritto:
> On Tue, 17 Jul 2012, Anthony PERARD wrote:
>> This patch add some calls to xen_modified_memory to notify Xen about
>> dirtybits
>> during migration.
>>
>> Signed-off-by: Anthony PERARD
>> ---
>> exec.c |4
>> memory.c |2 ++
>>
On 07/19/2012 02:41 PM, Anthony PERARD wrote:
> On 17/07/12 19:36, Stefano Stabellini wrote:
>> On Tue, 17 Jul 2012, Avi Kivity wrote:
>>> How about pushing the call into cpu_physical_memory_set_dirty_flags()?
>>> Would that reduce the number of call sites?
>>
>> Pushing the calls to cpu_physical_m
On 17/07/12 19:36, Stefano Stabellini wrote:
On Tue, 17 Jul 2012, Avi Kivity wrote:
How about pushing the call into cpu_physical_memory_set_dirty_flags()?
Would that reduce the number of call sites?
Pushing the calls to cpu_physical_memory_set_dirty_flags and
cpu_physical_memory_set_dirty_rang
On 07/17/2012 09:36 PM, Stefano Stabellini wrote:
> On Tue, 17 Jul 2012, Avi Kivity wrote:
>> On 07/17/2012 04:59 PM, Anthony PERARD wrote:
>> >>
>> >> This is pretty ugly. An alternative is to set up a periodic bitmap scan
>> >> that looks at the qemu dirty bitmap and calls xen_modified_memory()
On Tue, 17 Jul 2012, Avi Kivity wrote:
> On 07/17/2012 04:59 PM, Anthony PERARD wrote:
> >>
> >> This is pretty ugly. An alternative is to set up a periodic bitmap scan
> >> that looks at the qemu dirty bitmap and calls xen_modified_memory() for
> >> dirty page ranges, and clears the bitmap for th
On Tue, 17 Jul 2012, Anthony PERARD wrote:
> This patch add some calls to xen_modified_memory to notify Xen about dirtybits
> during migration.
>
> Signed-off-by: Anthony PERARD
> ---
> exec.c |4
> memory.c |2 ++
> 2 files changed, 6 insertions(+), 0 deletions(-)
>
> diff --git
On 07/17/2012 04:59 PM, Anthony PERARD wrote:
>>
>> This is pretty ugly. An alternative is to set up a periodic bitmap scan
>> that looks at the qemu dirty bitmap and calls xen_modified_memory() for
>> dirty page ranges, and clears the bitmap for the next pass. Is it
>> workable?
>
> I don't thi
On 17/07/12 14:37, Avi Kivity wrote:
On 07/17/2012 04:30 PM, Anthony PERARD wrote:
This patch add some calls to xen_modified_memory to notify Xen about dirtybits
during migration.
diff --git a/exec.c b/exec.c
index c9fa17d..9f7a4f7 100644
--- a/exec.c
+++ b/exec.c
@@ -3438,6 +3438,7 @@ void cpu
On 07/17/2012 04:30 PM, Anthony PERARD wrote:
> This patch add some calls to xen_modified_memory to notify Xen about dirtybits
> during migration.
>
> diff --git a/exec.c b/exec.c
> index c9fa17d..9f7a4f7 100644
> --- a/exec.c
> +++ b/exec.c
> @@ -3438,6 +3438,7 @@ void cpu_physical_memory_rw(targ
This patch add some calls to xen_modified_memory to notify Xen about dirtybits
during migration.
Signed-off-by: Anthony PERARD
---
exec.c |4
memory.c |2 ++
2 files changed, 6 insertions(+), 0 deletions(-)
diff --git a/exec.c b/exec.c
index c9fa17d..9f7a4f7 100644
--- a/exec.c
+
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