e1000e: add comment to spinlock_t definition
authorBruce Allan <bruce.w.allan@intel.com>
Fri, 4 Jan 2013 10:06:03 +0000 (10:06 +0000)
committerJeff Kirsher <jeffrey.t.kirsher@intel.com>
Sun, 27 Jan 2013 09:54:42 +0000 (01:54 -0800)
Signed-off-by: Bruce Allan <bruce.w.allan@intel.com>
Tested-by: Aaron Brown <aaron.f.brown@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
drivers/net/ethernet/intel/e1000e/e1000.h

index c7bc610..e6b9483 100644 (file)
@@ -372,7 +372,7 @@ struct e1000_adapter {
        /* structs defined in e1000_hw.h */
        struct e1000_hw hw;
 
-       spinlock_t stats64_lock;
+       spinlock_t stats64_lock;        /* protects statistics counters */
        struct e1000_hw_stats stats;
        struct e1000_phy_info phy_info;
        struct e1000_phy_stats phy_stats;