diff options
| author | Guoqing Jiang <guoqing.jiang@linux.dev> | 2023-11-13 19:57:11 +0800 |
|---|---|---|
| committer | Leon Romanovsky <leon@kernel.org> | 2023-11-15 15:58:13 +0200 |
| commit | a2b64565e8ea9530cce8e1c528f53ca888c0a45b (patch) | |
| tree | ed981995cdb303b0e7c84133d2789c55d732f553 | |
| parent | 3a179fe34acbd55eb287377811b05fbeb749e52c (diff) | |
RDMA/siw: Introduce siw_update_skb_rcvd
There are some places share the same logic, factor a common
helper for it.
Acked-by: Bernard Metzler <bmt@zurich.ibm.com>
Signed-off-by: Guoqing Jiang <guoqing.jiang@linux.dev>
Link: https://lore.kernel.org/r/20231113115726.12762-3-guoqing.jiang@linux.dev
Signed-off-by: Leon Romanovsky <leon@kernel.org>
| -rw-r--r-- | drivers/infiniband/sw/siw/siw_qp_rx.c | 31 |
1 files changed, 12 insertions, 19 deletions
diff --git a/drivers/infiniband/sw/siw/siw_qp_rx.c b/drivers/infiniband/sw/siw/siw_qp_rx.c index 33e0fdb362ff..10805a7d0487 100644 --- a/drivers/infiniband/sw/siw/siw_qp_rx.c +++ b/drivers/infiniband/sw/siw/siw_qp_rx.c @@ -881,6 +881,13 @@ error_term: return rv; } +static void siw_update_skb_rcvd(struct siw_rx_stream *srx, u16 length) +{ + srx->skb_offset += length; + srx->skb_new -= length; + srx->skb_copied += length; +} + int siw_proc_terminate(struct siw_qp *qp) { struct siw_rx_stream *srx = &qp->rx_stream; @@ -925,9 +932,7 @@ int siw_proc_terminate(struct siw_qp *qp) goto out; infop += to_copy; - srx->skb_offset += to_copy; - srx->skb_new -= to_copy; - srx->skb_copied += to_copy; + siw_update_skb_rcvd(srx, to_copy); srx->fpdu_part_rcvd += to_copy; srx->fpdu_part_rem -= to_copy; @@ -949,9 +954,7 @@ int siw_proc_terminate(struct siw_qp *qp) term->flag_m ? "valid" : "invalid"); } out: - srx->skb_new -= to_copy; - srx->skb_offset += to_copy; - srx->skb_copied += to_copy; + siw_update_skb_rcvd(srx, to_copy); srx->fpdu_part_rcvd += to_copy; srx->fpdu_part_rem -= to_copy; @@ -970,9 +973,7 @@ static int siw_get_trailer(struct siw_qp *qp, struct siw_rx_stream *srx) skb_copy_bits(skb, srx->skb_offset, tbuf, avail); - srx->skb_new -= avail; - srx->skb_offset += avail; - srx->skb_copied += avail; + siw_update_skb_rcvd(srx, avail); srx->fpdu_part_rem -= avail; if (srx->fpdu_part_rem) @@ -1023,12 +1024,8 @@ static int siw_get_hdr(struct siw_rx_stream *srx) skb_copy_bits(skb, srx->skb_offset, (char *)c_hdr + srx->fpdu_part_rcvd, bytes); + siw_update_skb_rcvd(srx, bytes); srx->fpdu_part_rcvd += bytes; - - srx->skb_new -= bytes; - srx->skb_offset += bytes; - srx->skb_copied += bytes; - if (srx->fpdu_part_rcvd < MIN_DDP_HDR) return -EAGAIN; @@ -1091,12 +1088,8 @@ static int siw_get_hdr(struct siw_rx_stream *srx) skb_copy_bits(skb, srx->skb_offset, (char *)c_hdr + srx->fpdu_part_rcvd, bytes); + siw_update_skb_rcvd(srx, bytes); srx->fpdu_part_rcvd += bytes; - - srx->skb_new -= bytes; - srx->skb_offset += bytes; - srx->skb_copied += bytes; - if (srx->fpdu_part_rcvd < hdrlen) return -EAGAIN; } |