Commit 37d17925 authored by Anshuman Khandual's avatar Anshuman Khandual Committed by Andrew Morton
Browse files

mm/thp: drop follow_devmap_pmd() default stub 

follow_devmap_pmd() has already been dropped by the commit fd2825b0
("mm/gup: remove pXX_devmap usage from get_user_pages()").  The fallback
stub in the header which is now redundant, can be dropped off as well.

Link: https://lkml.kernel.org/r/20250929104643.1100421-1-anshuman.khandual@arm.com


Signed-off-by: default avatarAnshuman Khandual <anshuman.khandual@arm.com>
Acked-by: default avatarDavid Hildenbrand <david@redhat.com>
Reviewed-by: default avatarZi Yan <ziy@nvidia.com>
Reviewed-by: default avatarDev Jain <dev.jain@arm.com>
Reviewed-by: default avatarAlistair Popple <apopple@nvidia.com>
Reviewed-by: default avatarWei Yang <richard.weiyang@gmail.com>
Cc: Lorenzo Stoakes <lorenzo.stoakes@oracle.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
parent 3407cacc

include/linux/huge_mm.h

+0 −6
Original line number Diff line number Diff line
@@ -682,12 +682,6 @@ static inline void mm_put_huge_zero_folio(struct mm_struct *mm) 
	return;

}



static inline struct page *follow_devmap_pmd(struct vm_area_struct *vma,

	unsigned long addr, pmd_t *pmd, int flags, struct dev_pagemap **pgmap)

{

	return NULL;

}



static inline bool thp_migration_supported(void)

{

	return false;