* and using atomic_cmpxchg when updating the two counters.
*/
int rds_iw_send_grab_credits(struct rds_iw_connection *ic,
* and using atomic_cmpxchg when updating the two counters.
*/
int rds_iw_send_grab_credits(struct rds_iw_connection *ic,
- u32 wanted, u32 *adv_credits, int need_posted)
+ u32 wanted, u32 *adv_credits, int need_posted, int max_posted)
{
unsigned int avail, posted, got = 0, advertise;
long oldval, newval;
{
unsigned int avail, posted, got = 0, advertise;
long oldval, newval;
- credit_alloc = rds_iw_send_grab_credits(ic, work_alloc, &posted, 0);
+ credit_alloc = rds_iw_send_grab_credits(ic, work_alloc, &posted, 0, RDS_MAX_ADV_CREDIT);
adv_credits += posted;
if (credit_alloc < work_alloc) {
rds_iw_ring_unalloc(&ic->i_send_ring, work_alloc - credit_alloc);
adv_credits += posted;
if (credit_alloc < work_alloc) {
rds_iw_ring_unalloc(&ic->i_send_ring, work_alloc - credit_alloc);
- rds_iw_send_grab_credits(ic, 0, &posted, 1);
+ rds_iw_send_grab_credits(ic, 0, &posted, 1, RDS_MAX_ADV_CREDIT - adv_credits);
send->s_wr.wr.fast_reg.rkey = send->s_mr->rkey;
send->s_wr.wr.fast_reg.page_list = send->s_page_list;
send->s_wr.wr.fast_reg.page_list_len = nent;
send->s_wr.wr.fast_reg.rkey = send->s_mr->rkey;
send->s_wr.wr.fast_reg.page_list = send->s_page_list;
send->s_wr.wr.fast_reg.page_list_len = nent;
send->s_wr.wr.fast_reg.access_flags = IB_ACCESS_REMOTE_WRITE;
send->s_wr.wr.fast_reg.iova_start = sg_addr;
send->s_wr.wr.fast_reg.access_flags = IB_ACCESS_REMOTE_WRITE;
send->s_wr.wr.fast_reg.iova_start = sg_addr;