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scsi: flip the default on use_clustering

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Most SCSI drivers want to enable "clustering", that is merging of
segments so that they might span more than a single page.  Remove the
ENABLE_CLUSTERING define, and require drivers to explicitly set
DISABLE_CLUSTERING to disable this feature.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Christoph Hellwig
2018-12-13 16:17:02 +01:00
committed by Martin K. Petersen
parent 4dd4130a72
commit 2a3d4eb8e2
82 changed files with 4 additions and 110 deletions
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2
drivers/scsi/csiostor/csio_scsi.c
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@@ -2280,7 +2280,6 @@ struct scsi_host_template csio_fcoe_shost_template = {
.this_id = -1,
.sg_tablesize = CSIO_SCSI_MAX_SGE,
.cmd_per_lun = CSIO_MAX_CMD_PER_LUN,
.use_clustering = ENABLE_CLUSTERING,
.shost_attrs = csio_fcoe_lport_attrs,
.max_sectors = CSIO_MAX_SECTOR_SIZE,
};
@@ -2300,7 +2299,6 @@ struct scsi_host_template csio_fcoe_shost_vport_template = {
.this_id = -1,
.sg_tablesize = CSIO_SCSI_MAX_SGE,
.cmd_per_lun = CSIO_MAX_CMD_PER_LUN,
.use_clustering = ENABLE_CLUSTERING,
.shost_attrs = csio_fcoe_vport_attrs,
.max_sectors = CSIO_MAX_SECTOR_SIZE,
};