[dm-devel] [PATCH 2/2] multipath-tools: output more topology info for NVMe discovery
y00378701
yangjie65 at huawei.com
Thu Oct 12 07:35:30 UTC 2017
Assign sg_id.channel to controller id of the NVMe/NVMf target
and assign sg_id.lun to namespace ID of the target.
Signed-off-by: Jie Yang yangjie65 at huawei.com
Reviewed-by: Guan Junxiong guanjunxiong at huawei.com
---
libmultipath/discovery.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/libmultipath/discovery.c b/libmultipath/discovery.c
index efac824..f1d303e 100644
--- a/libmultipath/discovery.c
+++ b/libmultipath/discovery.c
@@ -1206,12 +1206,14 @@ nvme_sysfs_pathinfo (struct path * pp, vector hwtable)
&pp->sg_id.scsi_id) != 2)
return 1;
pp->sg_id.channel = 0;
- pp->sg_id.lun = 0;
+ pp->sg_id.lun = atoi(udev_device_get_sysattr_value(pp->udev, "nsid"));
parent = udev_device_get_parent(pp->udev);
if (!parent)
return 1;
+ pp->sg_id.channel = atoi(udev_device_get_sysattr_value(parent, "cntlid"));
+
snprintf(pp->vendor_id, SCSI_VENDOR_SIZE, "NVME");
snprintf(pp->product_id, SCSI_PRODUCT_SIZE, "%s",
udev_device_get_sysattr_value(parent, "model"));
--
2.8.1.windows.1
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