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mm, pcpu: make zone pcp updates and reset internal to the mm

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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

Link: http://lkml.kernel.org/r/20191021094808.28824-4-mgorman@techsingularity.net
Signed-off-by: Mel Gorman <mgorman@techsingularity.net>
Acked-by: Michal Hocko <mhocko@suse.com>
Acked-by: Vlastimil Babka <vbabka@suse.cz>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Matt Fleming <matt@codeblueprint.co.uk>
Cc: Qian Cai <cai@lca.pw>
Cc: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Mel Gorman 2019-11-30 17:55:15 -08:00 committed by Linus Torvalds
parent cb1ef534ce
commit 68265390f9
2 changed files with 3 additions and 3 deletions
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3
include/linux/mm.h
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@ -2207,9 +2207,6 @@ 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;

3
mm/internal.h
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@ -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
/*