diff options
| author | Steve Wise <swise@opengridcomputing.com> | 2010-09-10 11:15:14 -0500 |
|---|---|---|
| committer | Roland Dreier <rolandd@cisco.com> | 2010-09-28 10:46:33 -0700 |
| commit | 05fb9629473690e4be4112f22e1adeb1fe4ad733 (patch) | |
| tree | c9ee5846085b06a1a295ea1bcc8d3f087fd93a2b /drivers/infiniband/hw/cxgb4/resource.c | |
| parent | 0e42c1f4303f3f8d5b2c257dc5488b0ad465097d (diff) | |
RDMA/cxgb4: Log HW lack-of-resource errors
This helps debug cases where HW resources are depleted.
Signed-off-by: Steve Wise <swise@opengridcomputing.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
Diffstat (limited to 'drivers/infiniband/hw/cxgb4/resource.c')
| -rw-r--r-- | drivers/infiniband/hw/cxgb4/resource.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/cxgb4/resource.c b/drivers/infiniband/hw/cxgb4/resource.c index 83b23dfa250..26365f6ed84 100644 --- a/drivers/infiniband/hw/cxgb4/resource.c +++ b/drivers/infiniband/hw/cxgb4/resource.c @@ -311,6 +311,9 @@ u32 c4iw_pblpool_alloc(struct c4iw_rdev *rdev, int size) { unsigned long addr = gen_pool_alloc(rdev->pbl_pool, size); PDBG("%s addr 0x%x size %d\n", __func__, (u32)addr, size); + if (!addr && printk_ratelimit()) + printk(KERN_WARNING MOD "%s: Out of PBL memory\n", + pci_name(rdev->lldi.pdev)); return (u32)addr; } @@ -370,6 +373,9 @@ 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_ratelimit()) + printk(KERN_WARNING MOD "%s: Out of RQT memory\n", + pci_name(rdev->lldi.pdev)); return (u32)addr; } |