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authorDan Williams <dan.j.williams@intel.com>2012-06-21 23:36:25 -0700
committerJames Bottomley <JBottomley@Parallels.com>2012-07-20 08:58:53 +0100
commita494fd5bd98bb35d5a9a274fecb768e14ebf499c (patch)
treeee24c3bf1136b405eb44a99bb592a0704e01349c
parentb17caa174a7e1fd2e17b26e210d4ee91c4c28b37 (diff)
downloadop-kernel-dev-a494fd5bd98bb35d5a9a274fecb768e14ebf499c.zip
op-kernel-dev-a494fd5bd98bb35d5a9a274fecb768e14ebf499c.tar.gz
[SCSI] libsas: drop sata port multiplier infrastructure
On the way to add a new sata_device field, noticed that libsas is carrying port multiplier infrastructure that is explicitly disabled by sas_discover_sata(). The aic94xx touches the unused port_no, so leave that field in case there was some use for it. Signed-off-by: Dan Williams <dan.j.williams@intel.com> Signed-off-by: James Bottomley <JBottomley@Parallels.com>
-rw-r--r--drivers/scsi/libsas/sas_discover.c6
-rw-r--r--include/scsi/libsas.h1
2 files changed, 0 insertions, 7 deletions
diff --git a/drivers/scsi/libsas/sas_discover.c b/drivers/scsi/libsas/sas_discover.c
index b031d23..3e9dc1a 100644
--- a/drivers/scsi/libsas/sas_discover.c
+++ b/drivers/scsi/libsas/sas_discover.c
@@ -46,12 +46,6 @@ void sas_init_dev(struct domain_device *dev)
INIT_LIST_HEAD(&dev->ex_dev.children);
mutex_init(&dev->ex_dev.cmd_mutex);
break;
- case SATA_DEV:
- case SATA_PM:
- case SATA_PM_PORT:
- case SATA_PENDING:
- INIT_LIST_HEAD(&dev->sata_dev.children);
- break;
default:
break;
}
diff --git a/include/scsi/libsas.h b/include/scsi/libsas.h
index acefe13..29a8cc7 100644
--- a/include/scsi/libsas.h
+++ b/include/scsi/libsas.h
@@ -169,7 +169,6 @@ struct sata_device {
enum ata_command_set command_set;
struct smp_resp rps_resp; /* report_phy_sata_resp */
u8 port_no; /* port number, if this is a PM (Port) */
- struct list_head children; /* PM Ports if this is a PM */
struct ata_port *ap;
struct ata_host ata_host;
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