Re: [PATCH v1 9/9] mm: better document PG_reserved

2018-12-17 Thread David Hildenbrand
On 15.12.18 01:12, Randy Dunlap wrote: > On 12/14/18 3:10 AM, David Hildenbrand wrote: >> The usage of PG_reserved and how PG_reserved pages are to be treated is >> buried deep down in different parts of the kernel. Let's shine some light >> onto these details by documenting current users and expec

Re: [PATCH v1 9/9] mm: better document PG_reserved

2018-12-14 Thread Randy Dunlap
On 12/14/18 3:10 AM, David Hildenbrand wrote: > The usage of PG_reserved and how PG_reserved pages are to be treated is > buried deep down in different parts of the kernel. Let's shine some light > onto these details by documenting current users and expected > behavior. > > Especially, clarify on

[PATCH v1 9/9] mm: better document PG_reserved

2018-12-14 Thread David Hildenbrand
The usage of PG_reserved and how PG_reserved pages are to be treated is buried deep down in different parts of the kernel. Let's shine some light onto these details by documenting current users and expected behavior. Especially, clarify on the "Some of them might not even exist" case. These are ph