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-rw-r--r--Documentation/dev-tools/kmemleak.rst9
1 files changed, 9 insertions, 0 deletions
diff --git a/Documentation/dev-tools/kmemleak.rst b/Documentation/dev-tools/kmemleak.rst
index 1788722d5495..b2391b829169 100644
--- a/Documentation/dev-tools/kmemleak.rst
+++ b/Documentation/dev-tools/kmemleak.rst
@@ -162,6 +162,15 @@ See the include/linux/kmemleak.h header for the functions prototype.
- ``kmemleak_alloc_recursive`` - as kmemleak_alloc but checks the recursiveness
- ``kmemleak_free_recursive`` - as kmemleak_free but checks the recursiveness
+The following functions take a physical address as the object pointer
+and only perform the corresponding action if the address has a lowmem
+mapping:
+
+- ``kmemleak_alloc_phys``
+- ``kmemleak_free_part_phys``
+- ``kmemleak_not_leak_phys``
+- ``kmemleak_ignore_phys``
+
Dealing with false positives/negatives
--------------------------------------