From: Steve Wise <sw...@opengridcomputing.com>
Added some missing debug stats.
Use uninitialized_var().
Rate limit warning printks.
Initialize reserved fields in a FW work request.
Signed-off-by: Steve Wise <sw...@opengridcomputing.com>
---
drivers/infiniband/hw/cxgb4/cq.c | 2 +-
drivers/infiniband/hw/cxgb4/mem.c | 6 +++++-
drivers/infiniband/hw/cxgb4/qp.c | 2 ++
drivers/infiniband/hw/cxgb4/resource.c | 10 +++++++---
4 files changed, 15 insertions(+), 5 deletions(-)
diff --git a/drivers/infiniband/hw/cxgb4/cq.c b/drivers/infiniband/hw/cxgb4/cq.c
index 351c8e0..6cbe4c5 100644
--- a/drivers/infiniband/hw/cxgb4/cq.c
+++ b/drivers/infiniband/hw/cxgb4/cq.c
@@ -676,7 +676,7 @@ skip_cqe:
static int c4iw_poll_cq_one(struct c4iw_cq *chp, struct ib_wc *wc)
{
struct c4iw_qp *qhp = NULL;
- struct t4_cqe cqe = {0, 0}, *rd_cqe;
+ struct t4_cqe uninitialized_var(cqe), *rd_cqe;
struct t4_wq *wq;
u32 credit = 0;
u8 cqe_flushed;
diff --git a/drivers/infiniband/hw/cxgb4/mem.c
b/drivers/infiniband/hw/cxgb4/mem.c
index cdaf257..ecdee18 100644
--- a/drivers/infiniband/hw/cxgb4/mem.c
+++ b/drivers/infiniband/hw/cxgb4/mem.c
@@ -259,8 +259,12 @@ static int write_tpt_entry(struct c4iw_rdev *rdev, u32
reset_tpt_entry,
if ((!reset_tpt_entry) && (*stag == T4_STAG_UNSET)) {
stag_idx = c4iw_get_resource(&rdev->resource.tpt_table);
- if (!stag_idx)
+ if (!stag_idx) {
+ mutex_lock(&rdev->stats.lock);
+ rdev->stats.stag.fail++;
+ mutex_unlock(&rdev->stats.lock);
return -ENOMEM;
+ }
mutex_lock(&rdev->stats.lock);
rdev->stats.stag.cur += 32;
if (rdev->stats.stag.cur > rdev->stats.stag.max)
diff --git a/drivers/infiniband/hw/cxgb4/qp.c b/drivers/infiniband/hw/cxgb4/qp.c
index 274f59a..30fcf84 100644
--- a/drivers/infiniband/hw/cxgb4/qp.c
+++ b/drivers/infiniband/hw/cxgb4/qp.c
@@ -428,6 +428,8 @@ static int build_rdma_send(struct t4_sq *sq, union t4_wr
*wqe,
default:
return -EINVAL;
}
+ wqe->send.r3 = 0;
+ wqe->send.r4 = 0;
plen = 0;
if (wr->num_sge) {
diff --git a/drivers/infiniband/hw/cxgb4/resource.c
b/drivers/infiniband/hw/cxgb4/resource.c
index cdef4d7..69e57d0 100644
--- a/drivers/infiniband/hw/cxgb4/resource.c
+++ b/drivers/infiniband/hw/cxgb4/resource.c
@@ -179,8 +179,12 @@ u32 c4iw_get_qpid(struct c4iw_rdev *rdev, struct
c4iw_dev_ucontext *uctx)
kfree(entry);
} else {
qid = c4iw_get_resource(&rdev->resource.qid_table);
- if (!qid)
+ if (!qid) {
+ mutex_lock(&rdev->stats.lock);
+ rdev->stats.qid.fail++;
+ mutex_unlock(&rdev->stats.lock);
goto out;
+ }
mutex_lock(&rdev->stats.lock);
rdev->stats.qid.cur += rdev->qpmask + 1;
mutex_unlock(&rdev->stats.lock);
@@ -322,8 +326,8 @@ u32 c4iw_rqtpool_alloc(struct c4iw_rdev *rdev, int size)
unsigned long addr = gen_pool_alloc(rdev->rqt_pool, size << 6);
PDBG("%s addr 0x%x size %d\n", __func__, (u32)addr, size << 6);
if (!addr)
- printk_ratelimited(KERN_WARNING MOD "%s: Out of RQT memory\n",
- pci_name(rdev->lldi.pdev));
+ pr_warn_ratelimited(KERN_WARNING MOD "%s: Out of RQT memory\n",
+ pci_name(rdev->lldi.pdev));
mutex_lock(&rdev->stats.lock);
if (addr) {
rdev->stats.rqt.cur += roundup(size << 6, 1 << MIN_RQT_SHIFT);
--
1.7.1
--
To unsubscribe from this list: send the line "unsubscribe linux-rdma" in
the body of a message to majord...@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
