diff options
Diffstat (limited to 'net/smc/smc_core.c')
| -rw-r--r-- | net/smc/smc_core.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/net/smc/smc_core.c b/net/smc/smc_core.c index 3539ceef9a97..de6bc36fe9a7 100644 --- a/net/smc/smc_core.c +++ b/net/smc/smc_core.c @@ -1127,6 +1127,22 @@ free_table: return rc; } +/* register a new rmb on IB device */ +int smcr_link_reg_rmb(struct smc_link *link, struct smc_buf_desc *rmb_desc) +{ + if (list_empty(&link->lgr->list)) + return -ENOLINK; + if (!rmb_desc->is_reg_mr[link->link_idx]) { + /* register memory region for new rmb */ + if (smc_wr_reg_send(link, rmb_desc->mr_rx[link->link_idx])) { + rmb_desc->is_reg_err = true; + return -EFAULT; + } + rmb_desc->is_reg_mr[link->link_idx] = true; + } + return 0; +} + static struct smc_buf_desc *smcr_new_buf_create(struct smc_link_group *lgr, bool is_rmb, int bufsize) { |