diff options
author | Don Brace <don.brace@microchip.com> | 2023-04-28 10:37:10 -0500 |
---|---|---|
committer | Martin K. Petersen <martin.petersen@oracle.com> | 2023-05-08 07:17:12 -0400 |
commit | d2c7583f27cc138354a1cd3c990923de7fd2126a (patch) | |
tree | bff074b75257a8ac3d0f92f65cbf86f8614e0d3f /drivers/scsi/smartpqi/smartpqi_init.c | |
parent | 2eddf98d01520d6bcd7d5a703a85206ba84bd179 (diff) |
scsi: smartpqi: Add sysfs entry for NUMA node in /sys/block/sdX/device
Although NUMA node is a PCIe device level attribute, it was requested the
NUMA node be added for each exposed device similar to NVMe disks.
Example for NVMe:
/sys/block/nvme1c1n1/device/numa_node
Example for smartpqi:
/sys/block/sdh/device/numa_node
cat /sys/block/sdh/device/numa_node
0
Reviewed-by: David Strahan <david.strahan@microchip.com>
Reviewed-by: Mike McGowen <mike.mcgowen@microchip.com>
Reviewed-by: Kevin Barnett <kevin.barnett@microchip.com>
Signed-off-by: Don Brace <don.brace@microchip.com>
Link: https://lore.kernel.org/r/20230428153712.297638-11-don.brace@microchip.com
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/smartpqi/smartpqi_init.c')
-rw-r--r-- | drivers/scsi/smartpqi/smartpqi_init.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/drivers/scsi/smartpqi/smartpqi_init.c b/drivers/scsi/smartpqi/smartpqi_init.c index 324870477bae..ec5506a00cc2 100644 --- a/drivers/scsi/smartpqi/smartpqi_init.c +++ b/drivers/scsi/smartpqi/smartpqi_init.c @@ -7316,6 +7316,18 @@ static ssize_t pqi_sas_ncq_prio_enable_store(struct device *dev, return strlen(buf); } +static ssize_t pqi_numa_node_show(struct device *dev, + struct device_attribute *attr, char *buffer) +{ + struct scsi_device *sdev; + struct pqi_ctrl_info *ctrl_info; + + sdev = to_scsi_device(dev); + ctrl_info = shost_to_hba(sdev->host); + + return scnprintf(buffer, PAGE_SIZE, "%d\n", ctrl_info->numa_node); +} + static DEVICE_ATTR(lunid, 0444, pqi_lunid_show, NULL); static DEVICE_ATTR(unique_id, 0444, pqi_unique_id_show, NULL); static DEVICE_ATTR(path_info, 0444, pqi_path_info_show, NULL); @@ -7325,6 +7337,7 @@ static DEVICE_ATTR(raid_level, 0444, pqi_raid_level_show, NULL); static DEVICE_ATTR(raid_bypass_cnt, 0444, pqi_raid_bypass_cnt_show, NULL); static DEVICE_ATTR(sas_ncq_prio_enable, 0644, pqi_sas_ncq_prio_enable_show, pqi_sas_ncq_prio_enable_store); +static DEVICE_ATTR(numa_node, 0444, pqi_numa_node_show, NULL); static struct attribute *pqi_sdev_attrs[] = { &dev_attr_lunid.attr, @@ -7335,6 +7348,7 @@ static struct attribute *pqi_sdev_attrs[] = { &dev_attr_raid_level.attr, &dev_attr_raid_bypass_cnt.attr, &dev_attr_sas_ncq_prio_enable.attr, + &dev_attr_numa_node.attr, NULL }; @@ -8955,6 +8969,7 @@ static int pqi_pci_probe(struct pci_dev *pci_dev, "failed to allocate controller info block\n"); return -ENOMEM; } + ctrl_info->numa_node = node; ctrl_info->pci_dev = pci_dev; |