From: Liam R. Howlett <Liam.Howlett@Oracle.com>
Date: Thu, 18 Feb 2021 14:26:07 +0000 (-0500)
Subject: mm/mmap: __insert_vm_struct() only needs to mas_reset()
X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=a72a91c40f96ef410d8c0fbb0666b5f1ed29db58;p=users%2Fjedix%2Flinux-maple.git

mm/mmap: __insert_vm_struct() only needs to mas_reset()

vma_mas_store() will set the range again.

Signed-off-by: Liam R. Howlett <Liam.Howlett@Oracle.com>
---

diff --git a/mm/mmap.c b/mm/mmap.c
index cf6ee2f9ea74..8a915579e61b 100644
--- a/mm/mmap.c
+++ b/mm/mmap.c
@@ -540,8 +540,8 @@ static inline void __insert_vm_struct(struct mm_struct *mm,
 	MA_STATE(mas, &mm->mm_mt, vma->vm_start, vma->vm_end - 1);
 
 	BUG_ON(mas_find(&mas, vma->vm_end - 1));
+	mas_reset(&mas);
 
-	mas_set_range(&mas, vma->vm_start, vma->vm_end - 1);
 	vma_mas_store(vma, &mas);
 	mm->map_count++;
 }