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| author |   James Smart <jsmart2021@gmail.com> | 2019-09-24 14:22:08 -0700 |
|---|---|---|
| committer |   Sagi Grimberg <sagi@grimberg.me> | 2019-09-25 13:01:44 -0700 |
| commit | 2b1ff255d2d043aa4e6d62f50c478b283f9943ac (patch) | |
| tree | de3bd0639425e4acca551f2d27ac82445a9df30c /drivers/nvme/host/core.c | |
| parent | nvme: allow 64-bit results in passthru commands (diff) | |
| download | linux-dev-2b1ff255d2d043aa4e6d62f50c478b283f9943ac.tar.xz linux-dev-2b1ff255d2d043aa4e6d62f50c478b283f9943ac.zip | |
nvme: Add ctrl attributes for queue_count and sqsize
Current controller interrogation requires a lot of guesswork
on how many io queues were created and what the io sq size is.
The numbers are dependent upon core/fabric defaults, connect
arguments, and target responses.
Add sysfs attributes for queue_count and sqsize.
Signed-off-by: James Smart <jsmart2021@gmail.com>
Reviewed-by: Hannes Reinecke <hare@suse.com>
Signed-off-by: Sagi Grimberg <sagi@grimberg.me>
Diffstat (limited to '')
| -rw-r--r-- | drivers/nvme/host/core.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c index 87ed437a46b8..fd7dea36c3b6 100644 --- a/drivers/nvme/host/core.c +++ b/drivers/nvme/host/core.c @@ -3135,6 +3135,8 @@ static DEVICE_ATTR(field, S_IRUGO, field##_show, NULL); nvme_show_int_function(cntlid); nvme_show_int_function(numa_node); +nvme_show_int_function(queue_count); +nvme_show_int_function(sqsize); static ssize_t nvme_sysfs_delete(struct device *dev, struct device_attribute *attr, const char *buf, @@ -3215,6 +3217,8 @@ static struct attribute *nvme_dev_attrs[] = { &dev_attr_address.attr, &dev_attr_state.attr, &dev_attr_numa_node.attr, + &dev_attr_queue_count.attr, + &dev_attr_sqsize.attr, NULL }; |