diff options
| author | Devesh Sharma <devesh.sharma@avagotech.com> | 2015-05-19 09:02:33 +0300 |
|---|---|---|
| committer | Doug Ledford <dledford@redhat.com> | 2015-05-18 17:25:24 +0300 |
| commit | 5e6f9237f8e676e8a9110b4dafed36b1dd0b5d84 (patch) | |
| tree | 9244dc592e675de1066d9d41a5d35e25b5c5106f /drivers/infiniband/hw/ocrdma/ocrdma_hw.c | |
| parent | 314fdf4473bc05fa9a1f33b27b98eb0f0c836f71 (diff) | |
| download | linux-5e6f9237f8e676e8a9110b4dafed36b1dd0b5d84.tar.xz | |
RDMA/ocrdma: Report EQ full fatal error
Detect when Event Queue (EQ) becomes full and print a warning message.
Signed-off-by: Devesh Sharma <devesh.sharma@avagotech.com>
Signed-off-by: Selvin Xavier <selvin.xavier@avagotech.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
Diffstat (limited to 'drivers/infiniband/hw/ocrdma/ocrdma_hw.c')
| -rw-r--r-- | drivers/infiniband/hw/ocrdma/ocrdma_hw.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/ocrdma/ocrdma_hw.c b/drivers/infiniband/hw/ocrdma/ocrdma_hw.c index 3a5ea5afc2a2..65759acb12dc 100644 --- a/drivers/infiniband/hw/ocrdma/ocrdma_hw.c +++ b/drivers/infiniband/hw/ocrdma/ocrdma_hw.c @@ -933,12 +933,18 @@ static irqreturn_t ocrdma_irq_handler(int irq, void *handle) struct ocrdma_eqe eqe; struct ocrdma_eqe *ptr; u16 cq_id; + u8 mcode; int budget = eq->cq_cnt; do { ptr = ocrdma_get_eqe(eq); eqe = *ptr; ocrdma_le32_to_cpu(&eqe, sizeof(eqe)); + mcode = (eqe.id_valid & OCRDMA_EQE_MAJOR_CODE_MASK) + >> OCRDMA_EQE_MAJOR_CODE_SHIFT; + if (mcode == OCRDMA_MAJOR_CODE_SENTINAL) + pr_err("EQ full on eqid = 0x%x, eqe = 0x%x\n", + eq->q.id, eqe.id_valid); if ((eqe.id_valid & OCRDMA_EQE_VALID_MASK) == 0) break; |