> Right now, if we have two isolations racing, we might trigger the
> WARN_ON_ONCE() and to dump_page(NULL), dereferencing NULL. Let's just
> return directly.
>
> In the future, we might want to report -EAGAIN to the caller instead, as
> this could indicate a temporary isolation failure only.
>
> C
> Am 29.07.2020 um 20:36 schrieb Mike Kravetz :
>
> On 7/29/20 11:08 AM, David Hildenbrand wrote:
>> I have no clue what you mean with "reintroducing this abandoning of
>> pageblocks". All this patch is changing is not doing the dump_page() -
>> or am I missing something important?
>
> My apo
On 7/29/20 11:08 AM, David Hildenbrand wrote:
> I have no clue what you mean with "reintroducing this abandoning of
> pageblocks". All this patch is changing is not doing the dump_page() -
> or am I missing something important?
My apologies!!!
I got confused when I saw 'Return -EBUSY' removed fro
On 29.07.20 19:31, Mike Kravetz wrote:
> On 6/30/20 7:26 AM, David Hildenbrand wrote:
>> Right now, if we have two isolations racing, we might trigger the
>> WARN_ON_ONCE() and to dump_page(NULL), dereferencing NULL. Let's just
>> return directly.
>
> Just curious, what call path has the WARN_ON_O
On 6/30/20 7:26 AM, David Hildenbrand wrote:
> Right now, if we have two isolations racing, we might trigger the
> WARN_ON_ONCE() and to dump_page(NULL), dereferencing NULL. Let's just
> return directly.
Just curious, what call path has the WARN_ON_ONCE()/dump_page(NULL)?
>
> In the future, we m
On 06/30/20 at 04:26pm, David Hildenbrand wrote:
> Right now, if we have two isolations racing, we might trigger the
> WARN_ON_ONCE() and to dump_page(NULL), dereferencing NULL. Let's just
> return directly.
>
> In the future, we might want to report -EAGAIN to the caller instead, as
> this could
Right now, if we have two isolations racing, we might trigger the
WARN_ON_ONCE() and to dump_page(NULL), dereferencing NULL. Let's just
return directly.
In the future, we might want to report -EAGAIN to the caller instead, as
this could indicate a temporary isolation failure only.
Cc: Andrew Mort
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