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authorFaisal Latif <faisal.latif@intel.com>2008-11-21 20:50:38 -0600
committerRoland Dreier <rolandd@cisco.com>2008-12-05 10:59:53 -0800
commitc5d321e5c924384cf5b35f6288d69e9237490565 (patch)
tree46ac4732ce7cae568239ba0ae2c08a599f9e1179
parent061e41fdb5047b1fb161e89664057835935ca1d2 (diff)
RDMA/nes: Cleanup cqp_request list usage
Use nes_free_cqp_request() instead of open coding. Change some continue to break in nes_cm_timer_tick, because send_entry used to be a list processed in a loop (so continue went to the next item). Now it is a single item, so using break is correct. Signed-off-by: Faisal Latif <faisal.latif@intel.com> Signed-off-by: Chien Tung <chien.tin.tung@intel.com> Signed-off-by: Roland Dreier <rolandd@cisco.com>
-rw-r--r--drivers/infiniband/hw/nes/nes_cm.c12
-rw-r--r--drivers/infiniband/hw/nes/nes_verbs.c45
2 files changed, 16 insertions, 41 deletions
diff --git a/drivers/infiniband/hw/nes/nes_cm.c b/drivers/infiniband/hw/nes/nes_cm.c
index 2caf9da81ad..2a1d6c7f8d3 100644
--- a/drivers/infiniband/hw/nes/nes_cm.c
+++ b/drivers/infiniband/hw/nes/nes_cm.c
@@ -519,7 +519,7 @@ static void nes_cm_timer_tick(unsigned long pass)
do {
send_entry = cm_node->send_entry;
if (!send_entry)
- continue;
+ break;
if (time_after(send_entry->timetosend, jiffies)) {
if (cm_node->state != NES_CM_STATE_TSA) {
if ((nexttimeout >
@@ -528,18 +528,18 @@ static void nes_cm_timer_tick(unsigned long pass)
nexttimeout =
send_entry->timetosend;
settimer = 1;
- continue;
+ break;
}
} else {
free_retrans_entry(cm_node);
- continue;
+ break;
}
}
if ((cm_node->state == NES_CM_STATE_TSA) ||
(cm_node->state == NES_CM_STATE_CLOSED)) {
free_retrans_entry(cm_node);
- continue;
+ break;
}
if (!send_entry->retranscount ||
@@ -557,7 +557,7 @@ static void nes_cm_timer_tick(unsigned long pass)
NES_CM_EVENT_ABORTED);
spin_lock_irqsave(&cm_node->retrans_list_lock,
flags);
- continue;
+ break;
}
atomic_inc(&send_entry->skb->users);
cm_packets_retrans++;
@@ -583,7 +583,7 @@ static void nes_cm_timer_tick(unsigned long pass)
send_entry->retrycount--;
nexttimeout = jiffies + NES_SHORT_TIME;
settimer = 1;
- continue;
+ break;
} else {
cm_packets_sent++;
}
diff --git a/drivers/infiniband/hw/nes/nes_verbs.c b/drivers/infiniband/hw/nes/nes_verbs.c
index d36c9a0bf1b..4fdb72454f9 100644
--- a/drivers/infiniband/hw/nes/nes_verbs.c
+++ b/drivers/infiniband/hw/nes/nes_verbs.c
@@ -1695,13 +1695,8 @@ static struct ib_cq *nes_create_cq(struct ib_device *ibdev, int entries,
/* use 4k pbl */
nes_debug(NES_DBG_CQ, "pbl_entries=%u, use a 4k PBL\n", pbl_entries);
if (nesadapter->free_4kpbl == 0) {
- if (cqp_request->dynamic) {
- spin_unlock_irqrestore(&nesadapter->pbl_lock, flags);
- kfree(cqp_request);
- } else {
- list_add_tail(&cqp_request->list, &nesdev->cqp_avail_reqs);
- spin_unlock_irqrestore(&nesadapter->pbl_lock, flags);
- }
+ spin_unlock_irqrestore(&nesadapter->pbl_lock, flags);
+ nes_free_cqp_request(nesdev, cqp_request);
if (!context)
pci_free_consistent(nesdev->pcidev, nescq->cq_mem_size, mem,
nescq->hw_cq.cq_pbase);
@@ -1717,13 +1712,8 @@ static struct ib_cq *nes_create_cq(struct ib_device *ibdev, int entries,
/* use 256 byte pbl */
nes_debug(NES_DBG_CQ, "pbl_entries=%u, use a 256 byte PBL\n", pbl_entries);
if (nesadapter->free_256pbl == 0) {
- if (cqp_request->dynamic) {
- spin_unlock_irqrestore(&nesadapter->pbl_lock, flags);
- kfree(cqp_request);
- } else {
- list_add_tail(&cqp_request->list, &nesdev->cqp_avail_reqs);
- spin_unlock_irqrestore(&nesadapter->pbl_lock, flags);
- }
+ spin_unlock_irqrestore(&nesadapter->pbl_lock, flags);
+ nes_free_cqp_request(nesdev, cqp_request);
if (!context)
pci_free_consistent(nesdev->pcidev, nescq->cq_mem_size, mem,
nescq->hw_cq.cq_pbase);
@@ -1928,13 +1918,8 @@ static int nes_reg_mr(struct nes_device *nesdev, struct nes_pd *nespd,
/* Two level PBL */
if ((pbl_count+1) > nesadapter->free_4kpbl) {
nes_debug(NES_DBG_MR, "Out of 4KB Pbls for two level request.\n");
- if (cqp_request->dynamic) {
- spin_unlock_irqrestore(&nesadapter->pbl_lock, flags);
- kfree(cqp_request);
- } else {
- list_add_tail(&cqp_request->list, &nesdev->cqp_avail_reqs);
- spin_unlock_irqrestore(&nesadapter->pbl_lock, flags);
- }
+ spin_unlock_irqrestore(&nesadapter->pbl_lock, flags);
+ nes_free_cqp_request(nesdev, cqp_request);
return -ENOMEM;
} else {
nesadapter->free_4kpbl -= pbl_count+1;
@@ -1942,13 +1927,8 @@ static int nes_reg_mr(struct nes_device *nesdev, struct nes_pd *nespd,
} else if (residual_page_count > 32) {
if (pbl_count > nesadapter->free_4kpbl) {
nes_debug(NES_DBG_MR, "Out of 4KB Pbls.\n");
- if (cqp_request->dynamic) {
- spin_unlock_irqrestore(&nesadapter->pbl_lock, flags);
- kfree(cqp_request);
- } else {
- list_add_tail(&cqp_request->list, &nesdev->cqp_avail_reqs);
- spin_unlock_irqrestore(&nesadapter->pbl_lock, flags);
- }
+ spin_unlock_irqrestore(&nesadapter->pbl_lock, flags);
+ nes_free_cqp_request(nesdev, cqp_request);
return -ENOMEM;
} else {
nesadapter->free_4kpbl -= pbl_count;
@@ -1956,13 +1936,8 @@ static int nes_reg_mr(struct nes_device *nesdev, struct nes_pd *nespd,
} else {
if (pbl_count > nesadapter->free_256pbl) {
nes_debug(NES_DBG_MR, "Out of 256B Pbls.\n");
- if (cqp_request->dynamic) {
- spin_unlock_irqrestore(&nesadapter->pbl_lock, flags);
- kfree(cqp_request);
- } else {
- list_add_tail(&cqp_request->list, &nesdev->cqp_avail_reqs);
- spin_unlock_irqrestore(&nesadapter->pbl_lock, flags);
- }
+ spin_unlock_irqrestore(&nesadapter->pbl_lock, flags);
+ nes_free_cqp_request(nesdev, cqp_request);
return -ENOMEM;
} else {
nesadapter->free_256pbl -= pbl_count;