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path: root/drivers/pci/hotplug/shpchp.h
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Diffstat (limited to 'drivers/pci/hotplug/shpchp.h')
-rw-r--r--drivers/pci/hotplug/shpchp.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/pci/hotplug/shpchp.h b/drivers/pci/hotplug/shpchp.h
index f6d606dde69..b1e2a770583 100644
--- a/drivers/pci/hotplug/shpchp.h
+++ b/drivers/pci/hotplug/shpchp.h
@@ -80,6 +80,7 @@ struct event_info {
struct controller {
struct list_head ctrl_list;
struct mutex crit_sect; /* critical section mutex */
+ struct mutex cmd_lock; /* command lock */
struct php_ctlr_state_s *hpc_ctlr_handle; /* HPC controller handle */
int num_slots; /* Number of slots on ctlr */
int slot_num_inc; /* 1 or -1 */