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[SCSI] zfcp: Report scatter-gather limits to SCSI and block layer
authorChristof Schmitt <christof.schmitt@de.ibm.com>
Fri, 30 Apr 2010 16:09:33 +0000 (18:09 +0200)
committerJames Bottomley <James.Bottomley@suse.de>
Sun, 2 May 2010 19:42:29 +0000 (15:42 -0400)
commit683229845f1780b10041ee7a1043fc8f10061455
tree88f58f214666762a71d1458a72646dd65372a1a6tree | snapshot
parent883c98feaab708d0fc976225b146aa9307023c85commit | 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>
drivers/s390/scsi/zfcp_aux.c diff | blob | history
drivers/s390/scsi/zfcp_def.h diff | blob | history
drivers/s390/scsi/zfcp_qdio.c diff | blob | history
drivers/s390/scsi/zfcp_qdio.h diff | blob | history
drivers/s390/scsi/zfcp_scsi.c diff | blob | history
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