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mm: deduplicate mm_get_unmapped_area()

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Essentially it sets vm_flags==0 for mm_get_unmapped_area_vmflags().  Use
the helper instead to dedup the lines.

Link: https://lkml.kernel.org/r/20250627160739.2124768-1-peterx@redhat.com
Signed-off-by: Peter Xu <peterx@redhat.com>
Reviewed-by: Jason Gunthorpe <jgg@nvidia.com>
Reviewed-by: Oscar Salvador <osalvador@suse.de>
Reviewed-by: Zi Yan <ziy@nvidia.com>
Reviewed-by: Lorenzo Stoakes <lorenzo.stoakes@oracle.com>
Reviewed-by: Pedro Falcato <pfalcato@suse.de>
Acked-by: David Hildenbrand <david@redhat.com>
Reviewed-by: Dev Jain <dev.jain@arm.com>
Reviewed-by: Anshuman Khandual <anshuman.khandual@arm.com>
Cc: "Liam R. Howlett" <Liam.Howlett@oracle.com>
Cc: Vlastimil Babka <vbabka@suse.cz>
Cc: Jann Horn <jannh@google.com>
Cc: Huacai Chen <chenhuacai@kernel.org>
Cc: Muchun Song <muchun.song@linux.dev>
Cc: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
This commit is contained in:
Peter Xu
2025-06-27 12:07:39 -04:00
committed by Andrew Morton
parent eff41389d8
commit dd3d25f055
1 changed files with 2 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files
mm/mmap.c
+2 -3
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@@ -871,9 +871,8 @@ mm_get_unmapped_area(struct mm_struct *mm, struct file *file,
unsigned long addr, unsigned long len,
unsigned long pgoff, unsigned long flags)
{
if (test_bit(MMF_TOPDOWN, &mm->flags))
return arch_get_unmapped_area_topdown(file, addr, len, pgoff, flags, 0);
return arch_get_unmapped_area(file, addr, len, pgoff, flags, 0);
return mm_get_unmapped_area_vmflags(mm, file, addr, len,
pgoff, flags, 0);
}
EXPORT_SYMBOL(mm_get_unmapped_area);