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Subject[PATCH v2 47/70] kernel/acct: Use maple tree iterators instead of linked list
Date
Signed-off-by: Liam R. Howlett <Liam.Howlett@Oracle.com>
---
kernel/acct.c | 6 ++----
1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/kernel/acct.c b/kernel/acct.c
index f175df8f6aa4a..bcfe2cf7c7c0f 100644
--- a/kernel/acct.c
+++ b/kernel/acct.c
@@ -537,16 +537,14 @@ void acct_collect(long exitcode, int group_dead)
struct pacct_struct *pacct = &current->signal->pacct;
u64 utime, stime;
unsigned long vsize = 0;
+ MA_STATE(mas, &current->mm->mm_mt, 0, 0);

if (group_dead && current->mm) {
struct vm_area_struct *vma;

mmap_read_lock(current->mm);
- vma = current->mm->mmap;
- while (vma) {
+ mas_for_each(&mas, vma, -1)
vsize += vma->vm_end - vma->vm_start;
- vma = vma->vm_next;
- }
mmap_read_unlock(current->mm);
}

--
2.28.0
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