pages that are in the process of being swapped out and attempts to
compress them into a dynamically allocated RAM-based memory pool.
This can result in a significant I/O reduction on swap device and,
- in the case where decompressing from RAM is faster that swap device
+ in the case where decompressing from RAM is faster than swap device
reads, can also improve workload performance.
This is marked experimental because it is a new feature (as of
the many instances by a single page with that content, so
saving memory until one or another app needs to modify the content.
Recommended for use with KVM, or with other duplicative applications.
- See Documentation/vm/ksm.rst for more information: KSM is inactive
+ See Documentation/mm/ksm.rst for more information: KSM is inactive
until a program has madvised that an area is MADV_MERGEABLE, and
root has set /sys/kernel/mm/ksm/run to 1 (if CONFIG_SYSFS is set).
register alias named "current_stack_pointer", this config can be
selected.
-config ARCH_HAS_VM_GET_PAGE_PROT
- bool
-
config ARCH_HAS_PTE_DEVMAP
bool