On 02.07.24 13:30, Alistair Popple wrote:
David Hildenbrand writes:
On 02.07.24 12:19, Alistair Popple wrote:
David Hildenbrand writes:
On 27.06.24 02:54, Alistair Popple wrote:
Currently DAX folio/page reference counts are managed differently to
normal pages. To allow these to be manage
On Tue, Jul 02, 2024 at 08:19:01PM +1000, Alistair Popple wrote:
> > (B) As long as we have subpage mapcounts, this prevents vmemmap
> > optimizations [1]. Is that only used for device-dax for now and are
> > there no plans to make use of that for fs-dax?
>
> I don't have any plans to. Thi
David Hildenbrand writes:
> On 02.07.24 12:19, Alistair Popple wrote:
>> David Hildenbrand writes:
>>
>>> On 27.06.24 02:54, Alistair Popple wrote:
Currently DAX folio/page reference counts are managed differently to
normal pages. To allow these to be managed the same as normal page
On 02.07.24 12:19, Alistair Popple wrote:
David Hildenbrand writes:
On 27.06.24 02:54, Alistair Popple wrote:
Currently DAX folio/page reference counts are managed differently to
normal pages. To allow these to be managed the same as normal pages
introduce dax_insert_pfn_pud. This will map t
David Hildenbrand writes:
> On 27.06.24 02:54, Alistair Popple wrote:
>> Currently DAX folio/page reference counts are managed differently to
>> normal pages. To allow these to be managed the same as normal pages
>> introduce dax_insert_pfn_pud. This will map the entire PUD-sized folio
>> and t
On 27.06.24 02:54, Alistair Popple wrote:
Currently DAX folio/page reference counts are managed differently to
normal pages. To allow these to be managed the same as normal pages
introduce dax_insert_pfn_pud. This will map the entire PUD-sized folio
and take references as it would for a normally
: f2661062f16b2de5d7b6a5c42a9a5c96326b8454
patch link:
https://lore.kernel.org/r/bd332b0d3971b03152b3541f97470817c5147b51.1719386613.git-series.apopple%40nvidia.com
patch subject: [PATCH 07/13] huge_memory: Allow mappings of PUD sized pages
config: x86_64-allnoconfig
(https://download.01.org/0day-ci/archive
Currently DAX folio/page reference counts are managed differently to
normal pages. To allow these to be managed the same as normal pages
introduce dax_insert_pfn_pud. This will map the entire PUD-sized folio
and take references as it would for a normally mapped page.
This is distinct from the curr