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-rw-r--r--include/linux/page-isolation.h2
-rw-r--r--mm/page_isolation.c3
2 files changed, 2 insertions, 3 deletions
diff --git a/include/linux/page-isolation.h b/include/linux/page-isolation.h
index 280ae96dc4c3..1099c2fee20f 100644
--- a/include/linux/page-isolation.h
+++ b/include/linux/page-isolation.h
@@ -50,7 +50,7 @@ start_isolate_page_range(unsigned long start_pfn, unsigned long end_pfn,
* Changes MIGRATE_ISOLATE to MIGRATE_MOVABLE.
* target range is [start_pfn, end_pfn)
*/
-int
+void
undo_isolate_page_range(unsigned long start_pfn, unsigned long end_pfn,
unsigned migratetype);
diff --git a/mm/page_isolation.c b/mm/page_isolation.c
index e3638a5bafff..89c19c0feadb 100644
--- a/mm/page_isolation.c
+++ b/mm/page_isolation.c
@@ -230,7 +230,7 @@ undo:
/*
* Make isolated pages available again.
*/
-int undo_isolate_page_range(unsigned long start_pfn, unsigned long end_pfn,
+void undo_isolate_page_range(unsigned long start_pfn, unsigned long end_pfn,
unsigned migratetype)
{
unsigned long pfn;
@@ -247,7 +247,6 @@ int undo_isolate_page_range(unsigned long start_pfn, unsigned long end_pfn,
continue;
unset_migratetype_isolate(page, migratetype);
}
- return 0;
}
/*
* Test all pages in the range is free(means isolated) or not.