From: "Liam R. Howlett" <Liam.Howlett@xxxxxxxxxx>
The split_vma() wrapper is specifically for this use case, so use it.
Signed-off-by: Liam R. Howlett <Liam.Howlett@xxxxxxxxxx>
---
mm/madvise.c | 8 ++------
1 file changed, 2 insertions(+), 6 deletions(-)
diff --git a/mm/madvise.c b/mm/madvise.c
index 4115516f58dd..86f9ad95f0fa 100644
--- a/mm/madvise.c
+++ b/mm/madvise.c
@@ -161,17 +161,13 @@ static int madvise_update_vma(struct vm_area_struct *vma,
*prev = vma;
if (start != vma->vm_start) {
- if (unlikely(mm->map_count >= sysctl_max_map_count))
- return -ENOMEM;
- error = __split_vma(&vmi, vma, start, 1);
+ error = split_vma(&vmi, vma, start, 1);
if (error)
return error;
}
if (end != vma->vm_end) {
- if (unlikely(mm->map_count >= sysctl_max_map_count))
- return -ENOMEM;
- error = __split_vma(&vmi, vma, end, 0);
+ error = split_vma(&vmi, vma, end, 0);
if (error)
return error;
}
--
2.35.1
