mm: factor out memory isolate functions
mm/page_alloc.c has some memory isolation functions but they are used only when we enable CONFIG_{CMA|MEMORY_HOTPLUG|MEMORY_FAILURE}. So let's make it configurable by new CONFIG_MEMORY_ISOLATION so that it can reduce binary size and we can check it simple by CONFIG_MEMORY_ISOLATION, not if defined CONFIG_{CMA|MEMORY_HOTPLUG|MEMORY_FAILURE}. Signed-off-by:Minchan Kim <minchan@kernel.org> Cc: Andi Kleen <andi@firstfloor.org> Cc: Marek Szyprowski <m.szyprowski@samsung.com> Acked-by:
KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com> Cc: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com> Cc: Mel Gorman <mgorman@suse.de> Cc: Michal Hocko <mhocko@suse.cz> Signed-off-by:
Andrew Morton <akpm@linux-foundation.org> Signed-off-by:
Linus Torvalds <torvalds@linux-foundation.org>
Showing
- drivers/base/Kconfig 1 addition, 0 deletionsdrivers/base/Kconfig
- include/linux/page-isolation.h 9 additions, 4 deletionsinclude/linux/page-isolation.h
- mm/Kconfig 5 additions, 0 deletionsmm/Kconfig
- mm/Makefile 3 additions, 2 deletionsmm/Makefile
- mm/page_alloc.c 4 additions, 76 deletionsmm/page_alloc.c
- mm/page_isolation.c 71 additions, 0 deletionsmm/page_isolation.c
Loading
Please register or sign in to comment