Re: [PATCH v5 2/3] scsi: libsas: Move sas_add_parent_port() to sas_expander.c

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On 04/12/2023 12:29, Xingui Yang wrote:
Move sas_add_parent_port() to sas_expander.c since it is only used in this
file.

Signed-off-by: Xingui Yang <yangxingui@xxxxxxxxxx>

Ignoring some comments, below:
Reviewed-by: John Garry <john.g.garry@xxxxxxxxxx>

---
  drivers/scsi/libsas/sas_expander.c | 15 +++++++++++++++
  drivers/scsi/libsas/sas_internal.h | 15 ---------------
  2 files changed, 15 insertions(+), 15 deletions(-)

diff --git a/drivers/scsi/libsas/sas_expander.c b/drivers/scsi/libsas/sas_expander.c
index 1257f90130fb..7aa968b85e1e 100644
--- a/drivers/scsi/libsas/sas_expander.c
+++ b/drivers/scsi/libsas/sas_expander.c
@@ -33,6 +33,21 @@ static void sas_port_add_ex_phy(struct sas_port *port, struct ex_phy *ex_phy)
  	ex_phy->phy_state = PHY_DEVICE_DISCOVERED;
  }
+static void sas_add_parent_port(struct domain_device *dev, int phy_id)

Can we have "_ex" in the name, like sas_ex_add_parent_port()

+{
+	struct expander_device *ex = &dev->ex_dev;
+	struct ex_phy *ex_phy = &ex->ex_phy[phy_id];
+
+	if (!ex->parent_port) {
+		ex->parent_port = sas_port_alloc(&dev->rphy->dev, phy_id);
+		/* FIXME: error handling */
+		BUG_ON(!ex->parent_port);
+		BUG_ON(sas_port_add(ex->parent_port));

how about fixing these at some stage?

+		sas_port_mark_backlink(ex->parent_port);
+	}
+	sas_port_add_phy(ex->parent_port, ex_phy->phy);
+}
+
  /* ---------- SMP task management ---------- */
/* Give it some long enough timeout. In seconds. */
diff --git a/drivers/scsi/libsas/sas_internal.h b/drivers/scsi/libsas/sas_internal.h
index 3804aef165ad..85948963fb97 100644
--- a/drivers/scsi/libsas/sas_internal.h
+++ b/drivers/scsi/libsas/sas_internal.h
@@ -189,21 +189,6 @@ static inline void sas_phy_set_target(struct asd_sas_phy *p, struct domain_devic
  	}
  }
-static inline void sas_add_parent_port(struct domain_device *dev, int phy_id)
-{
-	struct expander_device *ex = &dev->ex_dev;
-	struct ex_phy *ex_phy = &ex->ex_phy[phy_id];
-
-	if (!ex->parent_port) {
-		ex->parent_port = sas_port_alloc(&dev->rphy->dev, phy_id);
-		/* FIXME: error handling */
-		BUG_ON(!ex->parent_port);
-		BUG_ON(sas_port_add(ex->parent_port));
-		sas_port_mark_backlink(ex->parent_port);
-	}
-	sas_port_add_phy(ex->parent_port, ex_phy->phy);
-}
-
  static inline struct domain_device *sas_alloc_device(void)
  {
  	struct domain_device *dev = kzalloc(sizeof(*dev), GFP_KERNEL);





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