From cc6e300ed30f5630cf65b93b42e0454c537d01e4 Mon Sep 17 00:00:00 2001 From: "Liam R. Howlett" Date: Mon, 1 Mar 2021 14:28:00 -0500 Subject: [PATCH] drivers/oprofile: Use vma_lookup() instead of find_vma_intersection() vma_lookup() is more efficient Signed-off-by: Liam R. Howlett --- drivers/oprofile/buffer_sync.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/oprofile/buffer_sync.c b/drivers/oprofile/buffer_sync.c index c63703b3bcebe..c7d64bad461c7 100644 --- a/drivers/oprofile/buffer_sync.c +++ b/drivers/oprofile/buffer_sync.c @@ -257,7 +257,7 @@ lookup_dcookie(struct mm_struct *mm, unsigned long addr, off_t *offset) struct vm_area_struct *vma; mmap_read_lock(mm); - vma = find_vma_intersection(mm, addr, addr + 1); + vma = vma_lookup(mm, addr); if (vma) { if (vma->vm_file) { cookie = fast_get_dcookie(&vma->vm_file->f_path); -- 2.50.1