mm/slub.c: update comments (aed68148) · Commits · 戴 / test

Slub doesn't use PG_active and PG_error anymore. Link: http://lkml.kernel.org/r/20191007222023.162256-1-yuzhao@google.com Signed-off-by:

Yu Zhao <yuzhao@google.com> Reviewed-by:

Andrew Morton <akpm@linux-foundation.org> Acked-by:

David Rientjes <rientjes@google.com> Cc: Christoph Lameter <cl@linux.com> Cc: Pekka Enberg <penberg@kernel.org> Cc: Joonsoo Kim <iamjoonsoo.kim@lge.com> Signed-off-by:

Andrew Morton <akpm@linux-foundation.org> Signed-off-by:

Linus Torvalds <torvalds@linux-foundation.org>

mm/slub.c

+2 −4

Original line number	Diff line number	Diff line
		@@ -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.
		*/

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