Hi, Peter,
On 2023/1/12 下午11:13, Peter Xu wrote:
We wanted to capture outliers when you apply the follow up patch to vm load
procedure.
That will make depth>0 for the whole process of vm load during migration,
and we wanted to make sure it's safe, hence this patch, right?
In my perspective, b
On Thu, Jan 12, 2023 at 03:59:55PM +0800, Chuang Xu wrote:
> Hi, Peter, Paolo,
Chuang,
>
> On 2023/1/10 下午10:45, Peter Xu wrote:
> > On Tue, Jan 10, 2023 at 12:09:41AM -0800, Chuang Xu wrote:
> > > Hi, Peter and Paolo,
> > Hi, Chuang, Paolo,
> >
> > > I'm sorry I didn't reply to your email in t
Hi, Peter, Paolo,
On 2023/1/10 下午10:45, Peter Xu wrote:
On Tue, Jan 10, 2023 at 12:09:41AM -0800, Chuang Xu wrote:
Hi, Peter and Paolo,
Hi, Chuang, Paolo,
I'm sorry I didn't reply to your email in time. I was infected with
COVID-19 two weeks ago, so I couldn't think about the problems discus
On Tue, Jan 10, 2023 at 12:09:41AM -0800, Chuang Xu wrote:
> Hi, Peter and Paolo,
Hi, Chuang, Paolo,
> I'm sorry I didn't reply to your email in time. I was infected with
> COVID-19 two weeks ago, so I couldn't think about the problems discussed
> in your email for a long time.😷
>
> On 2023/1/4
Hi, Peter and Paolo,
I'm sorry I didn't reply to your email in time. I was infected with
COVID-19 two weeks ago, so I couldn't think about the problems discussed
in your email for a long time.😷
On 2023/1/4 上午1:43, Peter Xu wrote:
> Hi, Paolo,
>
> On Wed, Dec 28, 2022 at 09:27:50AM +0100, Paolo Bon
On 2022/12/28 下午6:50, Philippe Mathieu-Daudé wrote:
On 23/12/22 15:23, Chuang Xu wrote:
Before using any flatview, sanity check we're not during a memory
region transaction or the map can be invalid.
Signed-off-by: Chuang Xu
---
include/exec/memory.h | 9 +
softmmu/memory.c | 5
Hi, Paolo,
On Wed, Dec 28, 2022 at 09:27:50AM +0100, Paolo Bonzini wrote:
> Il ven 23 dic 2022, 16:54 Peter Xu ha scritto:
>
> > > This is not valid because the transaction could happen in *another*
> > thread.
> > > In that case memory_region_transaction_depth() will be > 0, but RCU is
> > > ne
On 23/12/22 15:23, Chuang Xu wrote:
Before using any flatview, sanity check we're not during a memory
region transaction or the map can be invalid.
Signed-off-by: Chuang Xu
---
include/exec/memory.h | 9 +
softmmu/memory.c | 5 +
2 files changed, 14 insertions(+)
diff --gi
Il ven 23 dic 2022, 16:54 Peter Xu ha scritto:
> > This is not valid because the transaction could happen in *another*
> thread.
> > In that case memory_region_transaction_depth() will be > 0, but RCU is
> > needed.
>
> Do you mean the code is wrong, or the comment? Note that the code has
> chec
Hi, Paolo,
On Fri, Dec 23, 2022 at 04:47:57PM +0100, Paolo Bonzini wrote:
> On 12/23/22 15:23, Chuang Xu wrote:
> > static inline FlatView *address_space_to_flatview(AddressSpace *as)
> > {
> > +/*
> > + * Before using any flatview, sanity check we're not during a memory
> > + * re
On 12/23/22 15:23, Chuang Xu wrote:
static inline FlatView *address_space_to_flatview(AddressSpace *as)
{
+/*
+ * Before using any flatview, sanity check we're not during a memory
+ * region transaction or the map can be invalid. Note that this can
+ * also be called during c
On Fri, Dec 23, 2022 at 10:23:06PM +0800, Chuang Xu wrote:
> Before using any flatview, sanity check we're not during a memory
> region transaction or the map can be invalid.
>
> Signed-off-by: Chuang Xu
> ---
> include/exec/memory.h | 9 +
> softmmu/memory.c | 5 +
> 2 files ch
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