From 0858edfeea9b8e90bf5c49e455d6128a2b25fc9c Mon Sep 17 00:00:00 2001 From: "Liam R. Howlett" Date: Tue, 21 Jun 2022 20:47:13 +0000 Subject: [PATCH] riscv: use vma iterator for vdso Remove the linked list use in favour of the vma iterator. Link: https://lkml.kernel.org/r/20220504011345.662299-51-Liam.Howlett@oracle.com Link: https://lkml.kernel.org/r/20220621204632.3370049-67-Liam.Howlett@oracle.com Signed-off-by: Liam R. Howlett Cc: Catalin Marinas Cc: David Howells Cc: "Matthew Wilcox (Oracle)" Cc: SeongJae Park Cc: Vlastimil Babka Cc: Will Deacon Cc: Davidlohr Bueso Signed-off-by: Andrew Morton --- arch/riscv/kernel/vdso.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) 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)) -- 2.50.1