On Mon, Dec 4, 2017 at 12:28 PM, Andrea Reale wrote:
> Hi Joey,
>
> and thanks for your comments. Response inline:
>
[cut]
>>
>> So, the BUG() is useful to capture state issue in memory subsystem. But, I
>> understood your concern about the two steps offline/remove from userland.
>>
>> Maybe we
Hi Joey,
and thanks for your comments. Response inline:
On Wed 29 Nov 2017, 09:52, joeyli wrote:
> On Wed, Nov 29, 2017 at 08:49:13AM +0800, joeyli wrote:
> > Hi Andrea,
> >
> > On Fri, Nov 24, 2017 at 10:22:35AM +, Andrea Reale wrote:
> > > Resending the patch adding linux-acpi in CC, as s
On Wed 29-11-17 09:20:40, Joey Lee wrote:
> On Fri, Nov 24, 2017 at 07:17:41PM +0100, Michal Hocko wrote:
[...]
> > You cannot hotremove memory which is still online. This is what caller
> > should enforce. This is too late to handle the failure. At least for
> > ACPI.
> >
>
> The logic in acpi_sc
On Wed, Nov 29, 2017 at 08:49:13AM +0800, joeyli wrote:
> Hi Andrea,
>
> On Fri, Nov 24, 2017 at 10:22:35AM +, Andrea Reale wrote:
> > Resending the patch adding linux-acpi in CC, as suggested by Rafael.
> > Everyone else: apologies for the noise.
> >
> > Commit 242831eb15a0 ("Memory hotplug
On Fri, Nov 24, 2017 at 07:17:41PM +0100, Michal Hocko wrote:
> On Fri 24-11-17 15:54:59, Andrea Reale wrote:
> > On Fri 24 Nov 2017, 16:43, Michal Hocko wrote:
> > > On Fri 24-11-17 14:49:17, Andrea Reale wrote:
> > > > Hi Rafael,
> > > >
> > > > On Fri 24 Nov 2017, 15:39, Rafael J. Wysocki wrote
Hi Andrea,
On Fri, Nov 24, 2017 at 10:22:35AM +, Andrea Reale wrote:
> Resending the patch adding linux-acpi in CC, as suggested by Rafael.
> Everyone else: apologies for the noise.
>
> Commit 242831eb15a0 ("Memory hotplug / ACPI: Simplify memory removal")
> introduced an assumption whereas
Hi again,
On Mon 27 Nov 2017, 15:20, Robin Murphy wrote:
> On 24/11/17 15:54, Andrea Reale wrote:
> >On Fri 24 Nov 2017, 16:43, Michal Hocko wrote:
> >>On Fri 24-11-17 14:49:17, Andrea Reale wrote:
> >>>Hi Rafael,
> >>>
> >>>On Fri 24 Nov 2017, 15:39, Rafael J. Wysocki wrote:
> On Fri, Nov 24,
On 24/11/17 15:54, Andrea Reale wrote:
On Fri 24 Nov 2017, 16:43, Michal Hocko wrote:
On Fri 24-11-17 14:49:17, Andrea Reale wrote:
Hi Rafael,
On Fri 24 Nov 2017, 15:39, Rafael J. Wysocki wrote:
On Fri, Nov 24, 2017 at 11:22 AM, Andrea Reale wrote:
Resending the patch adding linux-acpi in C
On Fri 24-11-17 15:54:59, Andrea Reale wrote:
> On Fri 24 Nov 2017, 16:43, Michal Hocko wrote:
> > On Fri 24-11-17 14:49:17, Andrea Reale wrote:
> > > Hi Rafael,
> > >
> > > On Fri 24 Nov 2017, 15:39, Rafael J. Wysocki wrote:
> > > > On Fri, Nov 24, 2017 at 11:22 AM, Andrea Reale
> > > > wrote:
On Fri 24 Nov 2017, 16:43, Michal Hocko wrote:
> On Fri 24-11-17 14:49:17, Andrea Reale wrote:
> > Hi Rafael,
> >
> > On Fri 24 Nov 2017, 15:39, Rafael J. Wysocki wrote:
> > > On Fri, Nov 24, 2017 at 11:22 AM, Andrea Reale
> > > wrote:
> > > > Resending the patch adding linux-acpi in CC, as sugg
On Fri 24-11-17 14:49:17, Andrea Reale wrote:
> Hi Rafael,
>
> On Fri 24 Nov 2017, 15:39, Rafael J. Wysocki wrote:
> > On Fri, Nov 24, 2017 at 11:22 AM, Andrea Reale
> > wrote:
> > > Resending the patch adding linux-acpi in CC, as suggested by Rafael.
> > > Everyone else: apologies for the noise
Hi Rafael,
On Fri 24 Nov 2017, 15:39, Rafael J. Wysocki wrote:
> On Fri, Nov 24, 2017 at 11:22 AM, Andrea Reale
> wrote:
> > Resending the patch adding linux-acpi in CC, as suggested by Rafael.
> > Everyone else: apologies for the noise.
> >
> > Commit 242831eb15a0 ("Memory hotplug / ACPI: Simpl
On Fri, Nov 24, 2017 at 11:22 AM, Andrea Reale wrote:
> Resending the patch adding linux-acpi in CC, as suggested by Rafael.
> Everyone else: apologies for the noise.
>
> Commit 242831eb15a0 ("Memory hotplug / ACPI: Simplify memory removal")
> introduced an assumption whereas when control
> reache
On 11/23/2017 12:14 PM, Andrea Reale wrote:
Commit 242831eb15a0 ("Memory hotplug / ACPI: Simplify memory removal")
introduced an assumption whereas when control
reaches remove_memory the corresponding memory has been already
offlined. In that case, the acpi_memhotplug was making sure that
the ass
Commit 242831eb15a0 ("Memory hotplug / ACPI: Simplify memory removal")
introduced an assumption whereas when control
reaches remove_memory the corresponding memory has been already
offlined. In that case, the acpi_memhotplug was making sure that
the assumption held.
This assumption, however, is not
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