libata: bump ->qc_active to a 64-bit type

This is in preparation for allowing full usage of the tag space,
which means that our reserved error handling command will be
using an internal tag value of 32. This doesn't fit in a u32, so
move to a u64.

Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Tejun Heo <tj@kernel.org>
diff --git a/drivers/ata/sata_fsl.c b/drivers/ata/sata_fsl.c
index cb67847..1b22d5c 100644
--- a/drivers/ata/sata_fsl.c
+++ b/drivers/ata/sata_fsl.c
@@ -1266,7 +1266,7 @@ static void sata_fsl_host_intr(struct ata_port *ap)
 	}
 
 	VPRINTK("Status of all queues :\n");
-	VPRINTK("done_mask/CC = 0x%x, CA = 0x%x, CE=0x%x,CQ=0x%x,apqa=0x%x\n",
+	VPRINTK("done_mask/CC = 0x%x, CA = 0x%x, CE=0x%x,CQ=0x%x,apqa=0x%llx\n",
 		done_mask,
 		ioread32(hcr_base + CA),
 		ioread32(hcr_base + CE),