From: Liam R. Howlett <Liam.Howlett@Oracle.com>
Date: Fri, 9 Oct 2020 19:57:40 +0000 (-0400)
Subject: mm/mmap: Change vm_brk_flags() to use mm_populate_vma()
X-Git-Tag: howlett/maple_spf/20210129~55
X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=4b71842e1702ef9d24726446a1d85276fa11bd0e;p=users%2Fjedix%2Flinux-maple.git

mm/mmap: Change vm_brk_flags() to use mm_populate_vma()

Skip searching for the vma to populate after creating it by passing in a pointer.

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

diff --git a/mm/mmap.c b/mm/mmap.c
index 99ba0ab7a801..f3dd55683b5a 100644
--- a/mm/mmap.c
+++ b/mm/mmap.c
@@ -3065,7 +3065,7 @@ int vm_brk_flags(unsigned long addr, unsigned long request, unsigned long flags)
 	populate = ((mm->def_flags & VM_LOCKED) != 0);
 	mmap_write_unlock(mm);
 	if (populate && !ret)
-		mm_populate(addr, len);
+		mm_populate_vma(vma, addr, addr + len);
 	return ret;
 }
 EXPORT_SYMBOL(vm_brk_flags);