1277 	spinlock_t stat_lock;			/* lock for stat operations */  member
1700 	spin_lock(&sbi->stat_lock);  in inc_valid_block_count()
1716 			spin_unlock(&sbi->stat_lock);  in inc_valid_block_count()
1720 	spin_unlock(&sbi->stat_lock);  in inc_valid_block_count()
1741 	spin_lock(&sbi->stat_lock);  in dec_valid_block_count()
1749 	spin_unlock(&sbi->stat_lock);  in dec_valid_block_count()
1907 	spin_lock(&sbi->stat_lock);  in inc_valid_node_count()
1916 		spin_unlock(&sbi->stat_lock);  in inc_valid_node_count()
1922 		spin_unlock(&sbi->stat_lock);  in inc_valid_node_count()
1928 	spin_unlock(&sbi->stat_lock);  in inc_valid_node_count()
1949 	spin_lock(&sbi->stat_lock);  in dec_valid_node_count()
1961 	spin_unlock(&sbi->stat_lock);  in dec_valid_node_count()