On Thu, Nov 15, 2018 at 01:01:17PM +0100, David Hildenbrand wrote:
> Just saying that "I'm not the first to do it, don't hit me with a stick" :)
:-)
> Indeed. And we still have without makedumpfile. I think you are aware of
> this, but I'll explain it just for consistency: PG_hwpoison
No, I appr
On Thu, Nov 15, 2018 at 01:11:02PM +0100, Michal Hocko wrote:
> I am not familiar with kexec to judge this particular patch but we
> cannot simply define any range for these pages (same as for hwpoison
> ones) because they can be almost anywhere in the available memory range.
> Then there can be co
On Thu 15-11-18 12:52:13, Borislav Petkov wrote:
> On Thu, Nov 15, 2018 at 12:20:40PM +0100, David Hildenbrand wrote:
> > Sorry to say, but that is the current practice without which
> > makedumpfile would not be able to work at all. (exclude user pages,
> > exclude page cache, exclude buddy pages)
On 15.11.18 12:52, Borislav Petkov wrote:
> On Thu, Nov 15, 2018 at 12:20:40PM +0100, David Hildenbrand wrote:
>> Sorry to say, but that is the current practice without which
>> makedumpfile would not be able to work at all. (exclude user pages,
>> exclude page cache, exclude buddy pages). Let's no
On Thu, Nov 15, 2018 at 12:20:40PM +0100, David Hildenbrand wrote:
> Sorry to say, but that is the current practice without which
> makedumpfile would not be able to work at all. (exclude user pages,
> exclude page cache, exclude buddy pages). Let's not reinvent the wheel
> here. This is how dumpin
On 15.11.18 12:10, Borislav Petkov wrote:
> On Thu, Nov 15, 2018 at 02:19:23PM +0800, Dave Young wrote:
>> It would be good to copy some background info from cover letter to the
>> patch description so that we can get better understanding why this is
>> needed now.
>>
>> BTW, Lianbo is working on a
On Thu, Nov 15, 2018 at 02:19:23PM +0800, Dave Young wrote:
> It would be good to copy some background info from cover letter to the
> patch description so that we can get better understanding why this is
> needed now.
>
> BTW, Lianbo is working on a documentation of the vmcoreinfo exported
> fiel
On 15.11.18 07:19, Dave Young wrote:
> Hi David,
>
> On 11/14/18 at 10:17pm, David Hildenbrand wrote:
>> Let's export PG_offline via PAGE_OFFLINE_MAPCOUNT_VALUE, so
>> makedumpfile can directly skip pages that are logically offline and the
>> content therefore stale.
>
> It would be good to copy
Hi David,
On 11/14/18 at 10:17pm, David Hildenbrand wrote:
> Let's export PG_offline via PAGE_OFFLINE_MAPCOUNT_VALUE, so
> makedumpfile can directly skip pages that are logically offline and the
> content therefore stale.
It would be good to copy some background info from cover letter to the
patc
Let's export PG_offline via PAGE_OFFLINE_MAPCOUNT_VALUE, so
makedumpfile can directly skip pages that are logically offline and the
content therefore stale.
Cc: Andrew Morton
Cc: Dave Young
Cc: "Kirill A. Shutemov"
Cc: Baoquan He
Cc: Omar Sandoval
Cc: Arnd Bergmann
Cc: Matthew Wilcox
Cc: Mi
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