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authorMel Gorman <mgorman@techsingularity.net>2019-12-01 02:55:15 +0100
committerLinus Torvalds <torvalds@linux-foundation.org>2019-12-01 21:59:06 +0100
commit68265390f9aa625e2ce94ed1bcff8906db702d79 (patch)
treef4d23c1c446d4a7a577409dffb5c1f3d24988e31 /mm
parentmm, pcp: share common code between memory hotplug and percpu sysctl handler (diff)
downloadlinux-68265390f9aa625e2ce94ed1bcff8906db702d79.tar.xz
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mm, pcpu: make zone pcp updates and reset internal to the mm
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>
Diffstat (limited to 'mm')
-rw-r--r--mm/internal.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/mm/internal.h b/mm/internal.h
index a246c516ade2..3cf20ab3ca01 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
/*