[PATCH v1 10/19] xen/page: fix return type of online_page()

[Penny Zheng]

This commit fixes return type of online_page(), which shall be int
to include correct error value.

Signed-off-by: Penny Zheng <penny.zh...@amd.com>
---
 xen/common/page_alloc.c | 2 +-
 xen/include/xen/mm.h    | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/xen/common/page_alloc.c b/xen/common/page_alloc.c
index 1bf070c8c5..b5ec4bda7d 100644
--- a/xen/common/page_alloc.c
+++ b/xen/common/page_alloc.c
@@ -1764,7 +1764,7 @@ int offline_page(mfn_t mfn, int broken, uint32_t *status)
  *   The caller should make sure end_pfn <= max_page,
  *   if not, expand_pages() should be called prior to online_page().
  */
-unsigned int online_page(mfn_t mfn, uint32_t *status)
+int online_page(mfn_t mfn, uint32_t *status)
 {
     unsigned long x, nx, y;
     struct page_info *pg;
diff --git a/xen/include/xen/mm.h b/xen/include/xen/mm.h
index 16f733281a..ae1c48a615 100644
--- a/xen/include/xen/mm.h
+++ b/xen/include/xen/mm.h
@@ -144,7 +144,7 @@ unsigned long avail_domheap_pages(void);
 unsigned long avail_node_heap_pages(unsigned int nodeid);
 #define alloc_domheap_page(d,f) (alloc_domheap_pages(d,0,f))
 #define free_domheap_page(p)  (free_domheap_pages(p,0))
-unsigned int online_page(mfn_t mfn, uint32_t *status);
+int online_page(mfn_t mfn, uint32_t *status);
 int offline_page(mfn_t mfn, int broken, uint32_t *status);
 int query_page_offline(mfn_t mfn, uint32_t *status);
 
-- 
2.34.1