mm: Make SLAB_MERGE_DEFAULT depend on SL[AU]B

SLOB always manage objects of different caches in same page regardless of SLAB_MERGE_DEFAULT. Because it has no effect on SLOB, make it depend on SLAB || SLUB. Signed-off-by: Hyeonggon Yoo <[email protected]> Reviewed-by: Vlastimil Babka <[email protected]> Signed-off-by: Vlastimil Babka <[email protected]> Link: https://lore.kernel.org/r/[email protected]
ambv · Jan 5, 2022 · eb52c0f · eb52c0f
1 parent a7904a5
commit eb52c0f
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/init/Kconfig b/init/Kconfig
@@ -1933,6 +1933,7 @@ endchoice
 config SLAB_MERGE_DEFAULT
 	bool "Allow slab caches to be merged"
 	default y
+	depends on SLAB || SLUB
 	help
 	  For reduced kernel memory fragmentation, slab caches can be
 	  merged when they share the same size and other characteristics.