[v14,66/70] riscv: use vma iterator for vdso

Commit Message

Liam R. Howlett Sept. 6, 2022, 7:49 p.m. UTC

From: "Liam R. Howlett" <[e-mail]>

Remove the linked list use in favour of the vma iterator.

Signed-off-by: Liam R. Howlett <[e-mail]>
Reviewed-by: Davidlohr Bueso <[e-mail]>
---
 arch/riscv/kernel/vdso.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

Patch

diff --git a/arch/riscv/kernel/vdso.c b/arch/riscv/kernel/vdso.c
index 69b05b6c181b..692e7ae3dcb8 100644
--- a/arch/riscv/kernel/vdso.c
+++ b/arch/riscv/kernel/vdso.c
@@ -114,11 +114,12 @@  int vdso_join_timens(struct task_struct *task, struct time_namespace *ns)
 {
 	struct mm_struct *mm = task->mm;
 	struct vm_area_struct *vma;
+	VMA_ITERATOR(vmi, mm, 0);
 	struct __vdso_info *vdso_info = mm->context.vdso_info;
 
 	mmap_read_lock(mm);
 
-	for (vma = mm->mmap; vma; vma = vma->vm_next) {
+	for_each_vma(vmi, vma) {
 		unsigned long size = vma->vm_end - vma->vm_start;
 
 		if (vma_is_special_mapping(vma, vdso_info->dm))