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authorLinus Torvalds <torvalds@linux-foundation.org>2009-06-15 12:40:05 -0400
committerLinus Torvalds <torvalds@linux-foundation.org>2009-06-15 12:40:05 -0400
commit2ed0e21b30b53d3a94e204196e523e6c8f732b56 (patch)
treede2635426477d86338a9469ce09ba0626052288f /net/rds/iw_send.c
parent0fa213310cd8fa7a51071cdcf130e26fa56e9549 (diff)
parent9cbc1cb8cd46ce1f7645b9de249b2ce8460129bb (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next-2.6: (1244 commits) pkt_sched: Rename PSCHED_US2NS and PSCHED_NS2US ipv4: Fix fib_trie rebalancing Bluetooth: Fix issue with uninitialized nsh.type in DTL-1 driver Bluetooth: Fix Kconfig issue with RFKILL integration PIM-SM: namespace changes ipv4: update ARPD help text net: use a deferred timer in rt_check_expire ieee802154: fix kconfig bool/tristate muckup bonding: initialization rework bonding: use is_zero_ether_addr bonding: network device names are case sensative bonding: elminate bad refcount code bonding: fix style issues bonding: fix destructor bonding: remove bonding read/write semaphore bonding: initialize before registration bonding: bond_create always called with default parameters x_tables: Convert printk to pr_err netfilter: conntrack: optional reliable conntrack event delivery list_nulls: add hlist_nulls_add_head and hlist_nulls_del ...
Diffstat (limited to 'net/rds/iw_send.c')
-rw-r--r--net/rds/iw_send.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/net/rds/iw_send.c b/net/rds/iw_send.c
index 22dd38ffd608..44a6a0551f28 100644
--- a/net/rds/iw_send.c
+++ b/net/rds/iw_send.c
@@ -347,7 +347,7 @@ void rds_iw_send_cq_comp_handler(struct ib_cq *cq, void *context)
347 * and using atomic_cmpxchg when updating the two counters. 347 * and using atomic_cmpxchg when updating the two counters.
348 */ 348 */
349int rds_iw_send_grab_credits(struct rds_iw_connection *ic, 349int rds_iw_send_grab_credits(struct rds_iw_connection *ic,
350 u32 wanted, u32 *adv_credits, int need_posted) 350 u32 wanted, u32 *adv_credits, int need_posted, int max_posted)
351{ 351{
352 unsigned int avail, posted, got = 0, advertise; 352 unsigned int avail, posted, got = 0, advertise;
353 long oldval, newval; 353 long oldval, newval;
@@ -387,7 +387,7 @@ try_again:
387 * available. 387 * available.
388 */ 388 */
389 if (posted && (got || need_posted)) { 389 if (posted && (got || need_posted)) {
390 advertise = min_t(unsigned int, posted, RDS_MAX_ADV_CREDIT); 390 advertise = min_t(unsigned int, posted, max_posted);
391 newval -= IB_SET_POST_CREDITS(advertise); 391 newval -= IB_SET_POST_CREDITS(advertise);
392 } 392 }
393 393
@@ -541,7 +541,7 @@ int rds_iw_xmit(struct rds_connection *conn, struct rds_message *rm,
541 541
542 credit_alloc = work_alloc; 542 credit_alloc = work_alloc;
543 if (ic->i_flowctl) { 543 if (ic->i_flowctl) {
544 credit_alloc = rds_iw_send_grab_credits(ic, work_alloc, &posted, 0); 544 credit_alloc = rds_iw_send_grab_credits(ic, work_alloc, &posted, 0, RDS_MAX_ADV_CREDIT);
545 adv_credits += posted; 545 adv_credits += posted;
546 if (credit_alloc < work_alloc) { 546 if (credit_alloc < work_alloc) {
547 rds_iw_ring_unalloc(&ic->i_send_ring, work_alloc - credit_alloc); 547 rds_iw_ring_unalloc(&ic->i_send_ring, work_alloc - credit_alloc);
@@ -549,7 +549,7 @@ int rds_iw_xmit(struct rds_connection *conn, struct rds_message *rm,
549 flow_controlled++; 549 flow_controlled++;
550 } 550 }
551 if (work_alloc == 0) { 551 if (work_alloc == 0) {
552 rds_iw_ring_unalloc(&ic->i_send_ring, work_alloc); 552 set_bit(RDS_LL_SEND_FULL, &conn->c_flags);
553 rds_iw_stats_inc(s_iw_tx_throttle); 553 rds_iw_stats_inc(s_iw_tx_throttle);
554 ret = -ENOMEM; 554 ret = -ENOMEM;
555 goto out; 555 goto out;
@@ -614,7 +614,7 @@ int rds_iw_xmit(struct rds_connection *conn, struct rds_message *rm,
614 /* 614 /*
615 * Update adv_credits since we reset the ACK_REQUIRED bit. 615 * Update adv_credits since we reset the ACK_REQUIRED bit.
616 */ 616 */
617 rds_iw_send_grab_credits(ic, 0, &posted, 1); 617 rds_iw_send_grab_credits(ic, 0, &posted, 1, RDS_MAX_ADV_CREDIT - adv_credits);
618 adv_credits += posted; 618 adv_credits += posted;
619 BUG_ON(adv_credits > 255); 619 BUG_ON(adv_credits > 255);
620 } else if (ic->i_rm != rm) 620 } else if (ic->i_rm != rm)