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Merge branch 'wr-cleanup' into k.o/for-4.4

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This commit is contained in:
Doug Ledford
2015-10-28 22:23:34 -04:00
부모 95893dde99 eb14ab3ba1
커밋 63e8790d39
63개의 변경된 파일과 1147개의 추가작업 그리고 983개의 파일을 삭제
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10
drivers/infiniband/ulp/iser/iscsi_iser.h
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@@ -295,7 +295,11 @@ struct iser_tx_desc {
int num_sge;
bool mapped;
u8 wr_idx;
struct ib_send_wr wrs[ISER_MAX_WRS];
union iser_wr {
struct ib_send_wr send;
struct ib_fast_reg_wr fast_reg;
struct ib_sig_handover_wr sig;
} wrs[ISER_MAX_WRS];
struct iser_mem_reg data_reg;
struct iser_mem_reg prot_reg;
struct ib_sig_attrs sig_attrs;
@@ -707,11 +711,11 @@ iser_reg_desc_put_fmr(struct ib_conn *ib_conn,
static inline struct ib_send_wr *
iser_tx_next_wr(struct iser_tx_desc *tx_desc)
{
struct ib_send_wr *cur_wr = &tx_desc->wrs[tx_desc->wr_idx];
struct ib_send_wr *cur_wr = &tx_desc->wrs[tx_desc->wr_idx].send;
struct ib_send_wr *last_wr;
if (tx_desc->wr_idx) {
last_wr = &tx_desc->wrs[tx_desc->wr_idx - 1];
last_wr = &tx_desc->wrs[tx_desc->wr_idx - 1].send;
last_wr->next = cur_wr;
}
tx_desc->wr_idx++;

68
drivers/infiniband/ulp/iser/iser_memory.c
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@@ -437,7 +437,7 @@ iser_reg_sig_mr(struct iscsi_iser_task *iser_task,
{
struct iser_tx_desc *tx_desc = &iser_task->desc;
struct ib_sig_attrs *sig_attrs = &tx_desc->sig_attrs;
struct ib_send_wr *wr;
struct ib_sig_handover_wr *wr;
int ret;
memset(sig_attrs, 0, sizeof(*sig_attrs));
@@ -447,26 +447,24 @@ iser_reg_sig_mr(struct iscsi_iser_task *iser_task,
iser_set_prot_checks(iser_task->sc, &sig_attrs->check_mask);
if (!pi_ctx->sig_mr_valid) {
wr = iser_tx_next_wr(tx_desc);
iser_inv_rkey(wr, pi_ctx->sig_mr);
}
if (!pi_ctx->sig_mr_valid)
iser_inv_rkey(iser_tx_next_wr(tx_desc), pi_ctx->sig_mr);
wr = iser_tx_next_wr(tx_desc);
wr->opcode = IB_WR_REG_SIG_MR;
wr->wr_id = ISER_FASTREG_LI_WRID;
wr->sg_list = &data_reg->sge;
wr->num_sge = 1;
wr->send_flags = 0;
wr->wr.sig_handover.sig_attrs = sig_attrs;
wr->wr.sig_handover.sig_mr = pi_ctx->sig_mr;
wr = sig_handover_wr(iser_tx_next_wr(tx_desc));
wr->wr.opcode = IB_WR_REG_SIG_MR;
wr->wr.wr_id = ISER_FASTREG_LI_WRID;
wr->wr.sg_list = &data_reg->sge;
wr->wr.num_sge = 1;
wr->wr.send_flags = 0;
wr->sig_attrs = sig_attrs;
wr->sig_mr = pi_ctx->sig_mr;
if (scsi_prot_sg_count(iser_task->sc))
wr->wr.sig_handover.prot = &prot_reg->sge;
wr->prot = &prot_reg->sge;
else
wr->wr.sig_handover.prot = NULL;
wr->wr.sig_handover.access_flags = IB_ACCESS_LOCAL_WRITE |
IB_ACCESS_REMOTE_READ |
IB_ACCESS_REMOTE_WRITE;
wr->prot = NULL;
wr->access_flags = IB_ACCESS_LOCAL_WRITE |
IB_ACCESS_REMOTE_READ |
IB_ACCESS_REMOTE_WRITE;
pi_ctx->sig_mr_valid = 0;
sig_reg->sge.lkey = pi_ctx->sig_mr->lkey;
@@ -491,7 +489,7 @@ static int iser_fast_reg_mr(struct iscsi_iser_task *iser_task,
struct ib_mr *mr = rsc->mr;
struct ib_fast_reg_page_list *frpl = rsc->frpl;
struct iser_tx_desc *tx_desc = &iser_task->desc;
struct ib_send_wr *wr;
struct ib_fast_reg_wr *wr;
int offset, size, plen;
plen = iser_sg_to_page_vec(mem, device->ib_device, frpl->page_list,
@@ -501,24 +499,22 @@ static int iser_fast_reg_mr(struct iscsi_iser_task *iser_task,
return -EINVAL;
}
if (!rsc->mr_valid) {
wr = iser_tx_next_wr(tx_desc);
iser_inv_rkey(wr, mr);
}
if (!rsc->mr_valid)
iser_inv_rkey(iser_tx_next_wr(tx_desc), mr);
wr = iser_tx_next_wr(tx_desc);
wr->opcode = IB_WR_FAST_REG_MR;
wr->wr_id = ISER_FASTREG_LI_WRID;
wr->send_flags = 0;
wr->wr.fast_reg.iova_start = frpl->page_list[0] + offset;
wr->wr.fast_reg.page_list = frpl;
wr->wr.fast_reg.page_list_len = plen;
wr->wr.fast_reg.page_shift = SHIFT_4K;
wr->wr.fast_reg.length = size;
wr->wr.fast_reg.rkey = mr->rkey;
wr->wr.fast_reg.access_flags = (IB_ACCESS_LOCAL_WRITE |
IB_ACCESS_REMOTE_WRITE |
IB_ACCESS_REMOTE_READ);
wr = fast_reg_wr(iser_tx_next_wr(tx_desc));
wr->wr.opcode = IB_WR_FAST_REG_MR;
wr->wr.wr_id = ISER_FASTREG_LI_WRID;
wr->wr.send_flags = 0;
wr->iova_start = frpl->page_list[0] + offset;
wr->page_list = frpl;
wr->page_list_len = plen;
wr->page_shift = SHIFT_4K;
wr->length = size;
wr->rkey = mr->rkey;
wr->access_flags = (IB_ACCESS_LOCAL_WRITE |
IB_ACCESS_REMOTE_WRITE |
IB_ACCESS_REMOTE_READ);
rsc->mr_valid = 0;
reg->sge.lkey = mr->lkey;

2
drivers/infiniband/ulp/iser/iser_verbs.c
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@@ -1135,7 +1135,7 @@ int iser_post_send(struct ib_conn *ib_conn, struct iser_tx_desc *tx_desc,
wr->opcode = IB_WR_SEND;
wr->send_flags = signal ? IB_SEND_SIGNALED : 0;
ib_ret = ib_post_send(ib_conn->qp, &tx_desc->wrs[0], &bad_wr);
ib_ret = ib_post_send(ib_conn->qp, &tx_desc->wrs[0].send, &bad_wr);
if (ib_ret)
iser_err("ib_post_send failed, ret:%d opcode:%d\n",
ib_ret, bad_wr->opcode);