[SCSI] zfcp: Report scatter-gather limits to SCSI and block layer

Browse source

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>

...

This commit is contained in:

Christof Schmitt 2010-04-30 18:09:33 +02:00 • committed by James Bottomley

parent 883c98feaa

commit 683229845f

5 changed files with 19 additions and 34 deletions

Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL

Download patch file Download diff file Expand all files Collapse all files

4

drivers/s390/scsi/zfcp_aux.c

View file

1

drivers/s390/scsi/zfcp_def.h

View file

45

drivers/s390/scsi/zfcp_qdio.c

View file

2

drivers/s390/scsi/zfcp_qdio.h

View file

1

drivers/s390/scsi/zfcp_scsi.c

View file