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authorChristoph Hellwig <hch@lst.de>2018-12-13 16:17:02 +0100
committerMartin K. Petersen <martin.petersen@oracle.com>2018-12-18 23:13:12 -0500
commit2a3d4eb8e228061c09d5ca8bf39e7f00c2091213 (patch)
tree867ce9fbb2ecee876580bb728ef3affb3e1b41d3 /drivers/scsi/scsi_debug.c
parent4dd4130a722fb046e941010cf5576aed252bb58a (diff)
scsi: flip the default on use_clustering
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>
Diffstat (limited to 'drivers/scsi/scsi_debug.c')
-rw-r--r--drivers/scsi/scsi_debug.c5
1 files changed, 2 insertions, 3 deletions
diff --git a/drivers/scsi/scsi_debug.c b/drivers/scsi/scsi_debug.c
index 60bcc6df97a9..53ba417bef8a 100644
--- a/drivers/scsi/scsi_debug.c
+++ b/drivers/scsi/scsi_debug.c
@@ -5851,7 +5851,6 @@ static struct scsi_host_template sdebug_driver_template = {
.sg_tablesize = SG_MAX_SEGMENTS,
.cmd_per_lun = DEF_CMD_PER_LUN,
.max_sectors = -1U,
- .use_clustering = DISABLE_CLUSTERING,
.module = THIS_MODULE,
.track_queue_depth = 1,
};
@@ -5866,8 +5865,8 @@ static int sdebug_driver_probe(struct device *dev)
sdbg_host = to_sdebug_host(dev);
sdebug_driver_template.can_queue = sdebug_max_queue;
- if (sdebug_clustering)
- sdebug_driver_template.use_clustering = ENABLE_CLUSTERING;
+ if (!sdebug_clustering)
+ sdebug_driver_template.use_clustering = DISABLE_CLUSTERING;
hpnt = scsi_host_alloc(&sdebug_driver_template, sizeof(sdbg_host));
if (NULL == hpnt) {
pr_err("scsi_host_alloc failed\n");