linux-kernel - [PATCH] mm: update comments in slub.c

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Message-Id: <20191007222023.162256-1-yuzhao@google.com>
Date:   Mon,  7 Oct 2019 16:20:23 -0600
From:   Yu Zhao <yuzhao@...gle.com>
To:     Andrew Morton <akpm@...ux-foundation.org>
Cc:     Christoph Lameter <cl@...ux.com>,
        Pekka Enberg <penberg@...nel.org>,
        David Rientjes <rientjes@...gle.com>,
        Joonsoo Kim <iamjoonsoo.kim@....com>, linux-mm@...ck.org,
        linux-kernel@...r.kernel.org, Yu Zhao <yuzhao@...gle.com>
Subject: [PATCH] mm: update comments in slub.c

Slub doesn't use PG_active and PG_error anymore.

Signed-off-by: Yu Zhao <yuzhao@...gle.com>
---
 mm/slub.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/mm/slub.c b/mm/slub.c
index 320a1c375e1b..cfbc839dc2ea 100644
--- a/mm/slub.c
+++ b/mm/slub.c
@@ -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.
  */
-- 
2.23.0.581.g78d2f28ef7-goog