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-rw-r--r--include/linux/balloon_compaction.h2
-rw-r--r--include/linux/vm_event_item.h7
-rw-r--r--include/uapi/linux/kernel-page-flags.h1
3 files changed, 10 insertions, 0 deletions
diff --git a/include/linux/balloon_compaction.h b/include/linux/balloon_compaction.h
index bc3d2985cc9a..9b0a15d06a4f 100644
--- a/include/linux/balloon_compaction.h
+++ b/include/linux/balloon_compaction.h
@@ -166,11 +166,13 @@ static inline gfp_t balloon_mapping_gfp_mask(void)
static inline void balloon_page_insert(struct balloon_dev_info *balloon,
struct page *page)
{
+ __SetPageBalloon(page);
list_add(&page->lru, &balloon->pages);
}
static inline void balloon_page_delete(struct page *page)
{
+ __ClearPageBalloon(page);
list_del(&page->lru);
}
diff --git a/include/linux/vm_event_item.h b/include/linux/vm_event_item.h
index ced92345c963..730334cdf037 100644
--- a/include/linux/vm_event_item.h
+++ b/include/linux/vm_event_item.h
@@ -72,6 +72,13 @@ enum vm_event_item { PGPGIN, PGPGOUT, PSWPIN, PSWPOUT,
THP_ZERO_PAGE_ALLOC,
THP_ZERO_PAGE_ALLOC_FAILED,
#endif
+#ifdef CONFIG_MEMORY_BALLOON
+ BALLOON_INFLATE,
+ BALLOON_DEFLATE,
+#ifdef CONFIG_BALLOON_COMPACTION
+ BALLOON_MIGRATE,
+#endif
+#endif
#ifdef CONFIG_DEBUG_TLBFLUSH
#ifdef CONFIG_SMP
NR_TLB_REMOTE_FLUSH, /* cpu tried to flush others' tlbs */
diff --git a/include/uapi/linux/kernel-page-flags.h b/include/uapi/linux/kernel-page-flags.h
index 5116a0e48172..2f96d233c980 100644
--- a/include/uapi/linux/kernel-page-flags.h
+++ b/include/uapi/linux/kernel-page-flags.h
@@ -31,6 +31,7 @@
#define KPF_KSM 21
#define KPF_THP 22
+#define KPF_BALLOON 23
#endif /* _UAPILINUX_KERNEL_PAGE_FLAGS_H */