[lustre-devel] [PATCH 02/24] lustre: lnet: configure lnet_interfaces_max tunable from dlc
NeilBrown
neilb at suse.com
Sun Oct 7 16:19:37 PDT 2018
From: Olaf Weber <olaf at sgi.com>
Added the ability to configure lnet_interfaces_max from DLC.
Combined the configure and show of numa range and max interfaces
under a "global" YAML element when configuring using YAML.
WC-bug-id: https://jira.whamcloud.com/browse/LU-9480
Signed-off-by: Amir Shehata <amir.shehata at intel.com>
Signed-off-by: Olaf Weber <olaf at sgi.com>
Reviewed-on: https://review.whamcloud.com/25771
Signed-off-by: NeilBrown <neilb at suse.com>
---
.../lustre/include/uapi/linux/lnet/lnet-dlc.h | 6 +++---
drivers/staging/lustre/lnet/lnet/api-ni.c | 16 ++++++++--------
2 files changed, 11 insertions(+), 11 deletions(-)
diff --git a/drivers/staging/lustre/include/uapi/linux/lnet/lnet-dlc.h b/drivers/staging/lustre/include/uapi/linux/lnet/lnet-dlc.h
index d88b30d2e76c..706892ca7efb 100644
--- a/drivers/staging/lustre/include/uapi/linux/lnet/lnet-dlc.h
+++ b/drivers/staging/lustre/include/uapi/linux/lnet/lnet-dlc.h
@@ -230,9 +230,9 @@ struct lnet_ioctl_peer_cfg {
void __user *prcfg_bulk;
};
-struct lnet_ioctl_numa_range {
- struct libcfs_ioctl_hdr nr_hdr;
- __u32 nr_range;
+struct lnet_ioctl_set_value {
+ struct libcfs_ioctl_hdr sv_hdr;
+ __u32 sv_value;
};
struct lnet_ioctl_lnet_stats {
diff --git a/drivers/staging/lustre/lnet/lnet/api-ni.c b/drivers/staging/lustre/lnet/lnet/api-ni.c
index 6a692d5c4608..8b6400da2836 100644
--- a/drivers/staging/lustre/lnet/lnet/api-ni.c
+++ b/drivers/staging/lustre/lnet/lnet/api-ni.c
@@ -2708,24 +2708,24 @@ LNetCtl(unsigned int cmd, void *arg)
return rc;
case IOC_LIBCFS_SET_NUMA_RANGE: {
- struct lnet_ioctl_numa_range *numa;
+ struct lnet_ioctl_set_value *numa;
numa = arg;
- if (numa->nr_hdr.ioc_len != sizeof(*numa))
+ if (numa->sv_hdr.ioc_len != sizeof(*numa))
return -EINVAL;
- mutex_lock(&the_lnet.ln_api_mutex);
- lnet_numa_range = numa->nr_range;
- mutex_unlock(&the_lnet.ln_api_mutex);
+ lnet_net_lock(LNET_LOCK_EX);
+ lnet_numa_range = numa->sv_value;
+ lnet_net_unlock(LNET_LOCK_EX);
return 0;
}
case IOC_LIBCFS_GET_NUMA_RANGE: {
- struct lnet_ioctl_numa_range *numa;
+ struct lnet_ioctl_set_value *numa;
numa = arg;
- if (numa->nr_hdr.ioc_len != sizeof(*numa))
+ if (numa->sv_hdr.ioc_len != sizeof(*numa))
return -EINVAL;
- numa->nr_range = lnet_numa_range;
+ numa->sv_value = lnet_numa_range;
return 0;
}
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