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mm: update comments in slub.c

PATCH In review Yu Zhao 2 participants 2 messages Oct 7, 2019 – Oct 13, 2019

Subsystems (2)
Memory management Slab allocator
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Yu Zhao

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PATCH 1/1 mm: update comments in slub.c

Slub doesn't use PG_active and PG_error anymore.

Signed-off-by Yu Zhao <[email protected]>
---
 mm/slub.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)
mm/slub.c +2 -4
index 320a1c375e1b..cfbc839dc2ea 100644
@@ -93,9 +93,7 @@
  * minimal so we rely on the page allocators per cpu caches for
  * fast frees and allocs.
  *
- * Overloading of page flags that are otherwise used for LRU management.
- *
- * PageActive 		The slab is frozen and exempt from list processing.
+ * page->frozen		The slab is frozen and exempt from list processing.
  * 			This means that the slab is dedicated to a purpose
  * 			such as satisfying allocations for a specific
  * 			processor. Objects may be freed in the slab while

@@ -111,7 +109,7 @@
  * 			free objects in addition to the regular freelist
  * 			that requires the slab lock.
  *
- * PageError		Slab requires special handling due to debug
+ * SLAB_DEBUG_FLAGS	Slab requires special handling due to debug
  * 			options set. This moves	slab handling out of
  * 			the fast path and disables lockless freelists.
  */
Signature · 1 line
2.23.0.581.g78d2f28ef7-goog