[36/45] fs/proc: Make clear_refs_test_walk skip hugetlb vmas

Commit Message

Oscar Salvador July 4, 2024, 4:31 a.m. UTC

Skip hugetlb vmas as we are not interested in those.

Signed-off-by: Oscar Salvador <[e-mail]>
---
 fs/proc/task_mmu.c | 3 +++
 1 file changed, 3 insertions(+)

Patch

diff --git a/fs/proc/task_mmu.c b/fs/proc/task_mmu.c
index 5df17b7cfe6c..df94f2093588 100644
--- a/fs/proc/task_mmu.c
+++ b/fs/proc/task_mmu.c
@@ -1579,6 +1579,9 @@  static int clear_refs_test_walk(unsigned long start, unsigned long end,
 	struct clear_refs_private *cp = walk->private;
 	struct vm_area_struct *vma = walk->vma;
 
+	if (is_vm_hugetlb_page(vma))
+		return 1;
+
 	if (vma->vm_flags & VM_PFNMAP)
 		return 1;