summaryrefslogtreecommitdiff
path: root/arch/s390/include/asm/pci.h
diff options
context:
space:
mode:
Diffstat (limited to 'arch/s390/include/asm/pci.h')
-rw-r--r--arch/s390/include/asm/pci.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/s390/include/asm/pci.h b/arch/s390/include/asm/pci.h
index a54c2cc88c47..30820a649e6e 100644
--- a/arch/s390/include/asm/pci.h
+++ b/arch/s390/include/asm/pci.h
@@ -122,6 +122,7 @@ struct zpci_dev {
struct rcu_head rcu;
struct hotplug_slot hotplug_slot;
+ struct mutex state_lock; /* protect state changes */
enum zpci_state state;
u32 fid; /* function ID, used by sclp */
u32 fh; /* function handle, used by insn's */