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authorMatthew Wilcox (Oracle) <willy@infradead.org>2024-11-25 21:01:36 +0000
committerAndrew Morton <akpm@linux-foundation.org>2025-01-13 22:40:31 -0800
commit8fd10a892a8db797fffb59a9a60bce23a56eef46 (patch)
treef2c08e81da9c094c737915a79193fe4270061c0c /mm/compaction.c
parent520128a1d1f06657cf52d7d87252ea9a10729256 (diff)
mm/page_alloc: move set_page_refcounted() to callers of post_alloc_hook()
In preparation for allocating frozen pages, stop initialising the page refcount in post_alloc_hook(). Link: https://lkml.kernel.org/r/20241125210149.2976098-5-willy@infradead.org Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org> Reviewed-by: Miaohe Lin <linmiaohe@huawei.com> Reviewed-by: Zi Yan <ziy@nvidia.com> Acked-by: David Hildenbrand <david@redhat.com> Reviewed-by: Vlastimil Babka <vbabka@suse.cz> Cc: Hyeonggon Yoo <42.hyeyoo@gmail.com> Cc: Mel Gorman <mgorman@techsingularity.net> Cc: Muchun Song <songmuchun@bytedance.com> Cc: William Kucharski <william.kucharski@oracle.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'mm/compaction.c')
-rw-r--r--mm/compaction.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/mm/compaction.c b/mm/compaction.c
index a2b16b08cbbf..07bd22789f07 100644
--- a/mm/compaction.c
+++ b/mm/compaction.c
@@ -83,6 +83,7 @@ static inline bool is_via_compact_memory(int order) { return false; }
static struct page *mark_allocated_noprof(struct page *page, unsigned int order, gfp_t gfp_flags)
{
post_alloc_hook(page, order, __GFP_MOVABLE);
+ set_page_refcounted(page);
return page;
}
#define mark_allocated(...) alloc_hooks(mark_allocated_noprof(__VA_ARGS__))
@@ -1868,6 +1869,7 @@ again:
dst = (struct folio *)freepage;
post_alloc_hook(&dst->page, order, __GFP_MOVABLE);
+ set_page_refcounted(&dst->page);
if (order)
prep_compound_page(&dst->page, order);
cc->nr_freepages -= 1 << order;