From: Steve Wise Date: Tue, 13 May 2008 18:52:55 +0000 (-0700) Subject: RDMA/cxgb3: Wrap the software send queue pointer as needed on flush X-Git-Tag: v2.6.26-rc3~61^2 X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=a58e58fafdff4c25949221e46132e86f709d0b79;p=linux.git RDMA/cxgb3: Wrap the software send queue pointer as needed on flush cxio_flush_sq() was failing to wrap around the software send queue causing garbage completion entries on a flush operation. Signed-off-by: Steve Wise Signed-off-by: Roland Dreier --- diff --git a/drivers/infiniband/hw/cxgb3/cxio_hal.c b/drivers/infiniband/hw/cxgb3/cxio_hal.c index ebf9d3043f80..3f441fc57c17 100644 --- a/drivers/infiniband/hw/cxgb3/cxio_hal.c +++ b/drivers/infiniband/hw/cxgb3/cxio_hal.c @@ -405,11 +405,11 @@ int cxio_flush_sq(struct t3_wq *wq, struct t3_cq *cq, int count) struct t3_swsq *sqp = wq->sq + Q_PTR2IDX(wq->sq_rptr, wq->sq_size_log2); ptr = wq->sq_rptr + count; - sqp += count; + sqp = wq->sq + Q_PTR2IDX(ptr, wq->sq_size_log2); while (ptr != wq->sq_wptr) { insert_sq_cqe(wq, cq, sqp); - sqp++; ptr++; + sqp = wq->sq + Q_PTR2IDX(ptr, wq->sq_size_log2); flushed++; } return flushed;