From: Mike Rapoport
Hi,
These patches aim to remove CONFIG_HOLES_IN_ZONE and essentially hardwire
pfn_valid_within() to 1.
The idea is to mark NOMAP pages as reserved in the memory map and restore
the intended semantics of pfn_valid() to designate availability of struct
page for a pfn.
With t
Adding James here.
+ James Morse
On 4/7/21 10:56 PM, Mike Rapoport wrote:
> From: Mike Rapoport
>
> Hi,
>
> These patches aim to remove CONFIG_HOLES_IN_ZONE and essentially hardwire
> pfn_valid_within() to 1.
That would be really great for arm64 platform as it will save CPU cycles on
many g
On Thu, Apr 08, 2021 at 10:49:02AM +0530, Anshuman Khandual wrote:
> Adding James here.
>
> + James Morse
>
> On 4/7/21 10:56 PM, Mike Rapoport wrote:
> > From: Mike Rapoport
> >
> > Hi,
> >
> > These patches aim to remove CONFIG_HOLES_IN_ZONE and essentially hardwire
> > pfn_valid_within() t