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-rw-r--r--mm/page_alloc.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index 5083ac034d26..3fd273c22749 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -54,6 +54,7 @@
#include <linux/khugepaged.h>
#include <linux/delayacct.h>
#include <linux/cacheinfo.h>
+#include <linux/pgalloc_tag.h>
#include <asm/div64.h>
#include "internal.h"
#include "shuffle.h"
@@ -1101,6 +1102,7 @@ __always_inline bool free_pages_prepare(struct page *page,
/* Do not let hwpoison pages hit pcplists/buddy */
reset_page_owner(page, order);
page_table_check_free(page, order);
+ pgalloc_tag_sub(page, 1 << order);
return false;
}
@@ -1140,6 +1142,7 @@ __always_inline bool free_pages_prepare(struct page *page,
page->flags &= ~PAGE_FLAGS_CHECK_AT_PREP;
reset_page_owner(page, order);
page_table_check_free(page, order);
+ pgalloc_tag_sub(page, 1 << order);
if (!PageHighMem(page)) {
debug_check_no_locks_freed(page_address(page),
@@ -1533,6 +1536,7 @@ inline void post_alloc_hook(struct page *page, unsigned int order,
set_page_owner(page, order, gfp_flags);
page_table_check_alloc(page, order);
+ pgalloc_tag_add(page, current, 1 << order);
}
static void prep_new_page(struct page *page, unsigned int order, gfp_t gfp_flags,