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[PATCH v1 10/19] xen/page: fix return type of online_page()
- To: <xen-devel@xxxxxxxxxxxxxxxxxxxx>
- From: Penny Zheng <Penny.Zheng@xxxxxxx>
- Date: Wed, 12 Mar 2025 12:06:23 +0800
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- Cc: <ray.huang@xxxxxxx>, Penny Zheng <Penny.Zheng@xxxxxxx>, Andrew Cooper <andrew.cooper3@xxxxxxxxxx>, Anthony PERARD <anthony.perard@xxxxxxxxxx>, Michal Orzel <michal.orzel@xxxxxxx>, Jan Beulich <jbeulich@xxxxxxxx>, "Julien Grall" <julien@xxxxxxx>, Roger Pau Monné <roger.pau@xxxxxxxxxx>, Stefano Stabellini <sstabellini@xxxxxxxxxx>
- Delivery-date: Wed, 12 Mar 2025 04:10:36 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
This commit fixes return type of online_page(), which shall be int
to include correct error value.
Signed-off-by: Penny Zheng <Penny.Zheng@xxxxxxx>
---
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
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