xiaomi-sm8450/android_kernel_xiaomi_sm8450
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RDMA: Constify the argument of the work request conversion functions

Ver a proveniência 
When posting a send work request, the work request that is posted is not
modified by any of the RDMA drivers. Make this explicit by constifying
most ib_send_wr pointers in RDMA transport drivers.

Signed-off-by: Bart Van Assche <bart.vanassche@wdc.com>
Reviewed-by: Sagi Grimberg <sagi@grimberg.me>
Reviewed-by: Steve Wise <swise@opengridcomputing.com>
Reviewed-by: Dennis Dalessandro <dennis.dalessandro@intel.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Este cometimento está contido em:
Bart Van Assche
2018-07-18 09:25:14 -07:00
cometido por Jason Gunthorpe
ascendente 3e081b773e
cometimento f696bf6d64
18 ficheiros modificados com 97 adições e 88 eliminações
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20
drivers/infiniband/hw/cxgb3/iwch_qp.c
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@@ -39,8 +39,8 @@
#define NO_SUPPORT -1
static int build_rdma_send(union t3_wr *wqe, struct ib_send_wr *wr,
u8 * flit_cnt)
static int build_rdma_send(union t3_wr *wqe, const struct ib_send_wr *wr,
u8 *flit_cnt)
{
int i;
u32 plen;
@@ -84,8 +84,8 @@ static int build_rdma_send(union t3_wr *wqe, struct ib_send_wr *wr,
return 0;
}
static int build_rdma_write(union t3_wr *wqe, struct ib_send_wr *wr,
u8 *flit_cnt)
static int build_rdma_write(union t3_wr *wqe, const struct ib_send_wr *wr,
u8 *flit_cnt)
{
int i;
u32 plen;
@@ -125,8 +125,8 @@ static int build_rdma_write(union t3_wr *wqe, struct ib_send_wr *wr,
return 0;
}
static int build_rdma_read(union t3_wr *wqe, struct ib_send_wr *wr,
u8 *flit_cnt)
static int build_rdma_read(union t3_wr *wqe, const struct ib_send_wr *wr,
u8 *flit_cnt)
{
if (wr->num_sge > 1)
return -EINVAL;
@@ -146,8 +146,8 @@ static int build_rdma_read(union t3_wr *wqe, struct ib_send_wr *wr,
return 0;
}
static int build_memreg(union t3_wr *wqe, struct ib_reg_wr *wr,
u8 *flit_cnt, int *wr_cnt, struct t3_wq *wq)
static int build_memreg(union t3_wr *wqe, const struct ib_reg_wr *wr,
u8 *flit_cnt, int *wr_cnt, struct t3_wq *wq)
{
struct iwch_mr *mhp = to_iwch_mr(wr->mr);
int i;
@@ -189,8 +189,8 @@ static int build_memreg(union t3_wr *wqe, struct ib_reg_wr *wr,
return 0;
}
static int build_inv_stag(union t3_wr *wqe, struct ib_send_wr *wr,
u8 *flit_cnt)
static int build_inv_stag(union t3_wr *wqe, const struct ib_send_wr *wr,
u8 *flit_cnt)
{
wqe->local_inv.stag = cpu_to_be32(wr->ex.invalidate_rkey);
wqe->local_inv.reserved = 0;