zfcp: block queue limits with data router

[pandora-kernel.git] / drivers / s390 / scsi / zfcp_scsi.c

diff --git a/drivers/s390/scsi/zfcp_scsi.c b/drivers/s390/scsi/zfcp_scsi.c
index b79576b..7b35364 100644 (file)
--- a/drivers/s390/scsi/zfcp_scsi.c
+++ b/drivers/s390/scsi/zfcp_scsi.c
@@ -3,7 +3,7 @@
  *
  * Interface to Linux SCSI midlayer.
  *
- * Copyright IBM Corporation 2002, 2010
+ * Copyright IBM Corp. 2002, 2013
  */
 
 #define KMSG_COMPONENT "zfcp"
@@ -311,8 +311,12 @@ static struct scsi_host_template zfcp_scsi_host_template = {
        .proc_name               = "zfcp",
        .can_queue               = 4096,
        .this_id                 = -1,
-       .sg_tablesize            = 1, /* adjusted later */
-       .max_sectors             = 8, /* adjusted later */
+       .sg_tablesize            = (((QDIO_MAX_ELEMENTS_PER_BUFFER - 1)
+                                    * ZFCP_QDIO_MAX_SBALS_PER_REQ) - 2),
+                                  /* GCD, adjusted later */
+       .max_sectors             = (((QDIO_MAX_ELEMENTS_PER_BUFFER - 1)
+                                    * ZFCP_QDIO_MAX_SBALS_PER_REQ) - 2) * 8,
+                                  /* GCD, adjusted later */
        .dma_boundary            = ZFCP_QDIO_SBALE_LEN - 1,
        .cmd_per_lun             = 1,
        .use_clustering          = 1,