[PATCH v3 62/66] powerpc: Use maple tree iterator for vdso.
From: Liam Howlett <hidden>
Date: 2021-10-05 01:35:03
Also in:
lkml
Subsystem:
linux for powerpc (32-bit and 64-bit), the rest · Maintainers:
Madhavan Srinivasan, Michael Ellerman, Linus Torvalds
remove vma->vm_next and use the maple tree mas_for_each iterator. Signed-off-by: Liam R. Howlett <redacted> --- arch/powerpc/kernel/vdso.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/arch/powerpc/kernel/vdso.c b/arch/powerpc/kernel/vdso.c
index 717f2c9a7573..2cf975a1fe54 100644
--- a/arch/powerpc/kernel/vdso.c
+++ b/arch/powerpc/kernel/vdso.c@@ -114,11 +114,11 @@ struct vdso_data *arch_get_vdso_data(void *vvar_page) int vdso_join_timens(struct task_struct *task, struct time_namespace *ns) { struct mm_struct *mm = task->mm; + MA_STATE(mas, &mm->mm_mt, 0, 0); struct vm_area_struct *vma; mmap_read_lock(mm); - - for (vma = mm->mmap; vma; vma = vma->vm_next) { + mas_for_each(&mas, vma, ULONG_MAX) { unsigned long size = vma->vm_end - vma->vm_start; if (vma_is_special_mapping(vma, &vvar_spec))
--
2.30.2