Diffstat (limited to 'init/Kconfig')
1 files changed, 7 insertions, 8 deletions
diff --git a/init/Kconfig b/init/Kconfig
index da6a91c4a05..4ad6de16323 100644
@@ -523,9 +523,9 @@ config SLAB
The regular slab allocator that is established and known to work
- well in all environments. It organizes chache hot objects in
+ well in all environments. It organizes cache hot objects in
per cpu and per node queues. SLAB is the default choice for
- slab allocator.
+ a slab allocator.
depends on EXPERIMENTAL && !ARCH_USES_SLAB_PAGE_STRUCT
@@ -535,21 +535,20 @@ config SLUB
instead of managing queues of cached objects (SLAB approach).
Per cpu caching is realized using slabs of objects instead
of queues of objects. SLUB can use memory efficiently
- way and has enhanced diagnostics.
+ and has enhanced diagnostics.
-# SLOB cannot support SMP because SLAB_DESTROY_BY_RCU does not work
+# SLOB does not support SMP because SLAB_DESTROY_BY_RCU is unsupported
depends on EMBEDDED && !SMP && !SPARSEMEM
bool "SLOB (Simple Allocator)"
SLOB replaces the SLAB allocator with a drastically simpler
allocator. SLOB is more space efficient that SLAB but does not
- scale well (single lock for all operations) and is more susceptible
- to fragmentation. SLOB it is a great choice to reduce
- memory usage and code size for embedded systems.
+ scale well (single lock for all operations) and is also highly
+ susceptible to fragmentation. SLUB can accomplish a higher object
+ density. It is usually better to use SLUB instead of SLOB.