From dd3d25f055e86a7f5958381beba99d67927d4e65 Mon Sep 17 00:00:00 2001 From: Peter Xu Date: Fri, 27 Jun 2025 12:07:39 -0400 Subject: [PATCH] mm: deduplicate mm_get_unmapped_area() 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 Reviewed-by: Jason Gunthorpe Reviewed-by: Oscar Salvador Reviewed-by: Zi Yan Reviewed-by: Lorenzo Stoakes Reviewed-by: Pedro Falcato Acked-by: David Hildenbrand Reviewed-by: Dev Jain Reviewed-by: Anshuman Khandual Cc: "Liam R. Howlett" Cc: Vlastimil Babka Cc: Jann Horn Cc: Huacai Chen Cc: Muchun Song Cc: Thomas Bogendoerfer Signed-off-by: Andrew Morton --- mm/mmap.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/mm/mmap.c b/mm/mmap.c index 8f92cf10b6563..74072369e8fde 100644 --- a/mm/mmap.c +++ b/mm/mmap.c @@ -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); -- 2.47.2