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[11/20] smartpqi: enhance numa node detection

Message ID 154422175200.1218.8971234676113295433.stgit@brunhilda (mailing list archive)
State Accepted
Headers show
Series smartpqi updates | expand

Commit Message

Don Brace Dec. 7, 2018, 10:29 p.m. UTC 
From: Sagar Biradar <sagar.biradar@microsemi.com>

- set pci_dev->dev to 0 only if the node is NO_NUMA_NODE.
  If not, do not reset the value but retain it.

Reviewed-by: Murthy Bhat <murthy.bhat@microsemi.com>
Reviewed-by: Mahesh Rajashekhara <mahesh.rajashekhara@microsemi.com>
Reviewed-by: Dave Carroll <david.carroll@microsemi.com>
Reviewed-by: Scott Teel <scott.teel@microsemi.com>
Reviewed-by: Kevin Barnett <kevin.barnett@microsemi.com>
Signed-off-by: Sagar Biradar <sagar.biradar@microsemi.com>
Signed-off-by: Don Brace <don.brace@microsemi.com>
---
 drivers/scsi/smartpqi/smartpqi_init.c |   10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)
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Patch

diff --git a/drivers/scsi/smartpqi/smartpqi_init.c b/drivers/scsi/smartpqi/smartpqi_init.c
index acde0abbbf43..a98b3de40c74 100644
--- a/drivers/scsi/smartpqi/smartpqi_init.c
+++ b/drivers/scsi/smartpqi/smartpqi_init.c
@@ -7131,7 +7131,7 @@  static int pqi_pci_probe(struct pci_dev *pci_dev,
 	const struct pci_device_id *id)
 {
 	int rc;
-	int node;
+	int node, cp_node;
 	struct pqi_ctrl_info *ctrl_info;
 
 	pqi_print_ctrl_info(pci_dev, id);
@@ -7149,8 +7149,12 @@  static int pqi_pci_probe(struct pci_dev *pci_dev,
 			"controller device ID matched using wildcards\n");
 
 	node = dev_to_node(&pci_dev->dev);
-	if (node == NUMA_NO_NODE)
-		set_dev_node(&pci_dev->dev, 0);
+	if (node == NUMA_NO_NODE) {
+		cp_node = cpu_to_node(0);
+		if (cp_node == NUMA_NO_NODE)
+			cp_node = 0;
+		set_dev_node(&pci_dev->dev, cp_node);
+	}
 
 	ctrl_info = pqi_alloc_ctrl_info(node);
 	if (!ctrl_info) {