[Xen-devel] [PATCH 15/30] x86/xen: Add missing annotation for xen_pte_unlock()

[Jules Irenge <jbi.octave@xxxxxxxxx>]

Sparse reports warning at xen_pte_unlock()

warning: context imbalance in xen_pte_unlock() - unexpected unlock

The root cause is the missing annotation at xen_pte_unlock()
Add the missing __releases(ptl) annotation

Signed-off-by: Jules Irenge <jbi.octave@xxxxxxxxx>
---
 arch/x86/xen/mmu_pv.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/x86/xen/mmu_pv.c b/arch/x86/xen/mmu_pv.c
index 352f0c80cfcf..777008f8c668 100644
--- a/arch/x86/xen/mmu_pv.c
+++ b/arch/x86/xen/mmu_pv.c
@@ -707,7 +707,7 @@ static spinlock_t *xen_pte_lock(struct page *page, struct 
mm_struct *mm)
        return ptl;
 }
 
-static void xen_pte_unlock(void *v)
+static void xen_pte_unlock(void *v) __releases(ptl)
 {
        spinlock_t *ptl = v;
        spin_unlock(ptl);
-- 
2.24.1


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