[PATCH 3/3] mm, pcpu: Make zone pcp updates and reset internal to the mm

Mel Gorman
2019-10-21T09:48:22Z

Memory hotplug needs to be able to reset and reinit the pcpu allocator
batch and high limits but this action is internal to the VM. Move
the declaration to internal.h

Signed-off-by: Mel Gorman <mgorman@techsingularity.net>
Acked-by: Michal Hocko <mhocko@suse.com>
---
include/linux/mm.h | 3 ---
mm/internal.h | 3 +++
2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/include/linux/mm.h b/include/linux/mm.h
index cc292273e6ba..22d6104f2341 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -2219,9 +2219,6 @@ void warn_alloc(gfp_t gfp_mask, nodemask_t *nodemask, const char *fmt, ...);

extern void setup_per_cpu_pageset(void);

-extern void zone_pcp_update(struct zone *zone);
-extern void zone_pcp_reset(struct zone *zone);
-
/* page_alloc.c */
extern int min_free_kbytes;
extern int watermark_boost_factor;
diff --git a/mm/internal.h b/mm/internal.h
index 0d5f720c75ab..0a3d41c7b3c5 100644
--- a/mm/internal.h
+++ b/mm/internal.h
@@ -165,6 +165,9 @@ extern void post_alloc_hook(struct page *page, unsigned int order,
gfp_t gfp_flags);
extern int user_min_free_kbytes;

+extern void zone_pcp_update(struct zone *zone);
+extern void zone_pcp_reset(struct zone *zone);
+
#if defined CONFIG_COMPACTION || defined CONFIG_CMA

/*
--
2.16.4