[lustre-devel] [PATCH 08/24] lustre: lnet: rename lnet_add/del_peer_ni_to/from_peer()
James Simmons
jsimmons at infradead.org
Sun Oct 14 12:55:18 PDT 2018
> From: Olaf Weber <olaf at sgi.com>
>
> Rename lnet_add_peer_ni_to_peer() to lnet_add_peer_ni(), and
> lnet_del_peer_ni_from_peer() to lnet_del_peer_ni(). This brings
> the function names closer to the ioctls they implement:
> IOCTL_LIBCFS_ADD_PEER_NI and IOCTL_LIBCFS_DEL_PEER_NI. These
> names are also a more accturate description their effect: adding
> or deleting an lnet_peer_ni to LNet.
Reviewed-by: James Simmons <jsimmons at infradead.org>
> WC-bug-id: https://jira.whamcloud.com/browse/LU-9480
> Signed-off-by: Olaf Weber <olaf at sgi.com>
> Reviewed-on: https://review.whamcloud.com/25778
> Reviewed-by: Olaf Weber <olaf.weber at hpe.com>
> Reviewed-by: Amir Shehata <amir.shehata at intel.com>
> Tested-by: Amir Shehata <amir.shehata at intel.com>
> Signed-off-by: NeilBrown <neilb at suse.com>
> ---
> .../staging/lustre/include/linux/lnet/lib-lnet.h | 4 ++--
> drivers/staging/lustre/lnet/lnet/api-ni.c | 10 +++++----
> drivers/staging/lustre/lnet/lnet/peer.c | 22 +++++++++++++++-----
> 3 files changed, 23 insertions(+), 13 deletions(-)
>
> diff --git a/drivers/staging/lustre/include/linux/lnet/lib-lnet.h b/drivers/staging/lustre/include/linux/lnet/lib-lnet.h
> index f15f5c9c9a25..69f45a76f1cc 100644
> --- a/drivers/staging/lustre/include/linux/lnet/lib-lnet.h
> +++ b/drivers/staging/lustre/include/linux/lnet/lib-lnet.h
> @@ -682,8 +682,8 @@ struct lnet_peer_net *lnet_peer_get_net_locked(struct lnet_peer *peer,
> u32 net_id);
> bool lnet_peer_is_ni_pref_locked(struct lnet_peer_ni *lpni,
> struct lnet_ni *ni);
> -int lnet_add_peer_ni_to_peer(lnet_nid_t key_nid, lnet_nid_t nid, bool mr);
> -int lnet_del_peer_ni_from_peer(lnet_nid_t key_nid, lnet_nid_t nid);
> +int lnet_add_peer_ni(lnet_nid_t key_nid, lnet_nid_t nid, bool mr);
> +int lnet_del_peer_ni(lnet_nid_t key_nid, lnet_nid_t nid);
> int lnet_get_peer_info(__u32 idx, lnet_nid_t *primary_nid, lnet_nid_t *nid,
> bool *mr,
> struct lnet_peer_ni_credit_info __user *peer_ni_info,
> diff --git a/drivers/staging/lustre/lnet/lnet/api-ni.c b/drivers/staging/lustre/lnet/lnet/api-ni.c
> index d81501f4c282..d64ae2939abc 100644
> --- a/drivers/staging/lustre/lnet/lnet/api-ni.c
> +++ b/drivers/staging/lustre/lnet/lnet/api-ni.c
> @@ -2848,9 +2848,9 @@ LNetCtl(unsigned int cmd, void *arg)
> return -EINVAL;
>
> mutex_lock(&the_lnet.ln_api_mutex);
> - rc = lnet_add_peer_ni_to_peer(cfg->prcfg_prim_nid,
> - cfg->prcfg_cfg_nid,
> - cfg->prcfg_mr);
> + rc = lnet_add_peer_ni(cfg->prcfg_prim_nid,
> + cfg->prcfg_cfg_nid,
> + cfg->prcfg_mr);
> mutex_unlock(&the_lnet.ln_api_mutex);
> return rc;
> }
> @@ -2862,8 +2862,8 @@ LNetCtl(unsigned int cmd, void *arg)
> return -EINVAL;
>
> mutex_lock(&the_lnet.ln_api_mutex);
> - rc = lnet_del_peer_ni_from_peer(cfg->prcfg_prim_nid,
> - cfg->prcfg_cfg_nid);
> + rc = lnet_del_peer_ni(cfg->prcfg_prim_nid,
> + cfg->prcfg_cfg_nid);
> mutex_unlock(&the_lnet.ln_api_mutex);
> return rc;
> }
> diff --git a/drivers/staging/lustre/lnet/lnet/peer.c b/drivers/staging/lustre/lnet/lnet/peer.c
> index ebb84356302f..bbf07008dbb0 100644
> --- a/drivers/staging/lustre/lnet/lnet/peer.c
> +++ b/drivers/staging/lustre/lnet/lnet/peer.c
> @@ -891,14 +891,16 @@ lnet_peer_ni_add_non_mr(lnet_nid_t nid)
> }
>
> /*
> + * Implementation of IOC_LIBCFS_ADD_PEER_NI.
> + *
> * This API handles the following combinations:
> - * Create a primary NI if only the prim_nid is provided
> - * Create or add an lpni to a primary NI. Primary NI must've already
> - * been created
> - * Create a non-MR peer.
> + * Create a primary NI if only the prim_nid is provided
> + * Create or add an lpni to a primary NI. Primary NI must've already
> + * been created
> + * Create a non-MR peer.
> */
> int
> -lnet_add_peer_ni_to_peer(lnet_nid_t prim_nid, lnet_nid_t nid, bool mr)
> +lnet_add_peer_ni(lnet_nid_t prim_nid, lnet_nid_t nid, bool mr)
> {
> /*
> * Caller trying to setup an MR like peer hierarchy but
> @@ -929,8 +931,16 @@ lnet_add_peer_ni_to_peer(lnet_nid_t prim_nid, lnet_nid_t nid, bool mr)
> return 0;
> }
>
> +/*
> + * Implementation of IOC_LIBCFS_DEL_PEER_NI.
> + *
> + * This API handles the following combinations:
> + * Delete a NI from a peer if both prim_nid and nid are provided.
> + * Delete a peer if only prim_nid is provided.
> + * Delete a peer if its primary nid is provided.
> + */
> int
> -lnet_del_peer_ni_from_peer(lnet_nid_t prim_nid, lnet_nid_t nid)
> +lnet_del_peer_ni(lnet_nid_t prim_nid, lnet_nid_t nid)
> {
> lnet_nid_t local_nid;
> struct lnet_peer *peer;
>
>
>
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