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authorChristof Schmitt <christof.schmitt@de.ibm.com>2010-04-30 18:09:33 +0200
committerJames Bottomley <James.Bottomley@suse.de>2010-05-02 15:42:29 -0400
commit683229845f1780b10041ee7a1043fc8f10061455 (patch)
tree88f58f214666762a71d1458a72646dd65372a1a6 /drivers/s390/scsi/zfcp_def.h
parent883c98feaab708d0fc976225b146aa9307023c85 (diff)
[SCSI] zfcp: Report scatter-gather limits to SCSI and block layer
Instead of dealing with large segments in the scatter-gather lists in zfcp_qdio.c, report the limits to the upper layers. With these limits in place, the code for mapping large data blocks to multiple sbales can be removed. Reviewed-by: Swen Schillig <swen@vnet.ibm.com> Signed-off-by: Christof Schmitt <christof.schmitt@de.ibm.com> Signed-off-by: James Bottomley <James.Bottomley@suse.de>
Diffstat (limited to 'drivers/s390/scsi/zfcp_def.h')
-rw-r--r--drivers/s390/scsi/zfcp_def.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/s390/scsi/zfcp_def.h b/drivers/s390/scsi/zfcp_def.h
index 7131c7db1f04..72132c13f45b 100644
--- a/drivers/s390/scsi/zfcp_def.h
+++ b/drivers/s390/scsi/zfcp_def.h
@@ -205,6 +205,7 @@ struct zfcp_adapter {
struct work_struct scan_work;
struct service_level service_level;
struct workqueue_struct *work_queue;
+ struct device_dma_parameters dma_parms;
};
struct zfcp_port {