Public bug reported:

NVIDIA has requested that the huge pfnmap enablement patches be
backported to Linux kernel 6.11.

This includes the "mm: Support huge pfnmaps" patchset:
https://lore.kernel.org/all/20240826204353.2228736-20-pet...@redhat.com/T/#m34d054d967a72ad8a7c8120c19447b415fd12179.

And the "mm: replace follow_page() by folio_walk" patchset:
https://lore.kernel.org/all/20240802155524.517137-11-da...@redhat.com/T/#md9eb4137570b491263f6c725e4db8bfc368ab74d.

And finally the following follow-up fix commits:
- "mm/pagewalk: fix usage of pmd_leaf()/pud_leaf() without present check"
- "mm/huge_memory: check pmd_special() only after pmd_present()"
- "mm: fix follow_pfnmap API lockdep assert"

** Affects: linux-nvidia-6.11 (Ubuntu)
     Importance: Undecided
         Status: Invalid

** Affects: linux-nvidia-6.11 (Ubuntu Noble)
     Importance: Undecided
     Assignee: Jacob Martin (jacobmartin)
         Status: In Progress

** Also affects: linux-nvidia-6.11 (Ubuntu Noble)
   Importance: Undecided
       Status: New

** Changed in: linux-nvidia-6.11 (Ubuntu)
       Status: New => Invalid

** Changed in: linux-nvidia-6.11 (Ubuntu Noble)
     Assignee: (unassigned) => Jacob Martin (jacobmartin)

** Changed in: linux-nvidia-6.11 (Ubuntu Noble)
       Status: New => In Progress

** Description changed:

  NVIDIA has requested that the huge pfnmap enablement patches be
  backported to Linux kernel 6.11.
+ 
+ This includes the "mm: Support huge pfnmaps" patchset:
+ 
https://lore.kernel.org/all/20240826204353.2228736-20-pet...@redhat.com/T/#m34d054d967a72ad8a7c8120c19447b415fd12179.
+ 
+ And the "mm: replace follow_page() by folio_walk" patchset:
+ 
https://lore.kernel.org/all/20240802155524.517137-11-da...@redhat.com/T/#md9eb4137570b491263f6c725e4db8bfc368ab74d.
+ 
+ And finally the following follow-up fix commits:
+ - "mm/pagewalk: fix usage of pmd_leaf()/pud_leaf() without present check"
+ - "mm/huge_memory: check pmd_special() only after pmd_present()"
+ - "mm: fix follow_pfnmap API lockdep assert"

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https://bugs.launchpad.net/bugs/2091887

Title:
  Backport huge pfnmap support to NVIDIA 6.11

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