aboutsummaryrefslogtreecommitdiff
path: root/drivers/infiniband/sw/rxe/rxe_mr.c
diff options
context:
space:
mode:
authorLinus Torvalds <torvalds@linux-foundation.org>2022-10-07 12:05:29 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2022-10-07 12:05:29 -0700
commite08466a7c00733a501d3c5328d29ec974478d717 (patch)
treed2fef4e7065aaaa1e1945ae92c06e318a2a04243 /drivers/infiniband/sw/rxe/rxe_mr.c
parent1227db9eab18f1ebaac990223d3f18eaddf1b442 (diff)
parent33331a728c83f380e53a3dbf2be0c1893da1d739 (diff)
Merge tag 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdma
Pull rdma updates from Jason Gunthorpe: "Not a big list of changes this cycle, mostly small things. The new MANA rdma driver should come next cycle along with a bunch of work on rxe. Summary: - Small bug fixes in mlx5, efa, rxe, hns, irdma, erdma, siw - rts tracing improvements - Code improvements: strlscpy conversion, unused parameter, spelling mistakes, unused variables, flex arrays - restrack device details report for hns - Simplify struct device initialization in SRP - Eliminate the never-used service_mask support in IB CM - Make rxe not print to the console for some kinds of network packets - Asymetric paths and router support in the CM through netlink messages - DMABUF importer support for mlx5devx umem's" * tag 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdma: (84 commits) RDMA/rxe: Remove error/warning messages from packet receiver path RDMA/usnic: fix set-but-not-unused variable 'flags' warning IB/hfi1: Use skb_put_data() instead of skb_put/memcpy pair RDMA/hns: Unified Log Printing Style RDMA/hns: Replacing magic number with macros in apply_func_caps() RDMA/hns: Repacing 'dseg_len' by macros in fill_ext_sge_inl_data() RDMA/hns: Remove redundant 'max_srq_desc_sz' in caps RDMA/hns: Remove redundant 'num_mtt_segs' and 'max_extend_sg' RDMA/hns: Remove redundant 'phy_addr' in hns_roce_hem_list_find_mtt() RDMA/hns: Remove redundant 'use_lowmem' argument from hns_roce_init_hem_table() RDMA/hns: Remove redundant 'bt_level' for hem_list_alloc_item() RDMA/hns: Remove redundant 'attr_mask' in modify_qp_init_to_init() RDMA/hns: Remove unnecessary brackets when getting point RDMA/hns: Remove unnecessary braces for single statement blocks RDMA/hns: Cleanup for a spelling error of Asynchronous IB/rdmavt: Add __init/__exit annotations to module init/exit funcs RDMA/rxe: Remove redundant num_sge fields RDMA/mlx5: Enable ATS support for MRs and umems RDMA/mlx5: Add support for dmabuf to devx umem RDMA/core: Add UVERBS_ATTR_RAW_FD ...
Diffstat (limited to 'drivers/infiniband/sw/rxe/rxe_mr.c')
-rw-r--r--drivers/infiniband/sw/rxe/rxe_mr.c22
1 files changed, 8 insertions, 14 deletions
diff --git a/drivers/infiniband/sw/rxe/rxe_mr.c b/drivers/infiniband/sw/rxe/rxe_mr.c
index 850b80f5ad8b..502e9ada99b3 100644
--- a/drivers/infiniband/sw/rxe/rxe_mr.c
+++ b/drivers/infiniband/sw/rxe/rxe_mr.c
@@ -32,8 +32,8 @@ int mr_check_range(struct rxe_mr *mr, u64 iova, size_t length)
case IB_MR_TYPE_USER:
case IB_MR_TYPE_MEM_REG:
- if (iova < mr->iova || length > mr->length ||
- iova > mr->iova + mr->length - length)
+ if (iova < mr->ibmr.iova || length > mr->ibmr.length ||
+ iova > mr->ibmr.iova + mr->ibmr.length - length)
return -EFAULT;
return 0;
@@ -103,17 +103,16 @@ err1:
return -ENOMEM;
}
-void rxe_mr_init_dma(struct rxe_pd *pd, int access, struct rxe_mr *mr)
+void rxe_mr_init_dma(int access, struct rxe_mr *mr)
{
rxe_mr_init(access, mr);
- mr->ibmr.pd = &pd->ibpd;
mr->access = access;
mr->state = RXE_MR_STATE_VALID;
mr->type = IB_MR_TYPE_DMA;
}
-int rxe_mr_init_user(struct rxe_pd *pd, u64 start, u64 length, u64 iova,
+int rxe_mr_init_user(struct rxe_dev *rxe, u64 start, u64 length, u64 iova,
int access, struct rxe_mr *mr)
{
struct rxe_map **map;
@@ -125,7 +124,7 @@ int rxe_mr_init_user(struct rxe_pd *pd, u64 start, u64 length, u64 iova,
int err;
int i;
- umem = ib_umem_get(pd->ibpd.device, start, length, access);
+ umem = ib_umem_get(&rxe->ib_dev, start, length, access);
if (IS_ERR(umem)) {
pr_warn("%s: Unable to pin memory region err = %d\n",
__func__, (int)PTR_ERR(umem));
@@ -175,12 +174,8 @@ int rxe_mr_init_user(struct rxe_pd *pd, u64 start, u64 length, u64 iova,
}
}
- mr->ibmr.pd = &pd->ibpd;
mr->umem = umem;
mr->access = access;
- mr->length = length;
- mr->iova = iova;
- mr->va = start;
mr->offset = ib_umem_offset(umem);
mr->state = RXE_MR_STATE_VALID;
mr->type = IB_MR_TYPE_USER;
@@ -197,7 +192,7 @@ err_out:
return err;
}
-int rxe_mr_init_fast(struct rxe_pd *pd, int max_pages, struct rxe_mr *mr)
+int rxe_mr_init_fast(int max_pages, struct rxe_mr *mr)
{
int err;
@@ -208,7 +203,6 @@ int rxe_mr_init_fast(struct rxe_pd *pd, int max_pages, struct rxe_mr *mr)
if (err)
goto err1;
- mr->ibmr.pd = &pd->ibpd;
mr->max_buf = max_pages;
mr->state = RXE_MR_STATE_FREE;
mr->type = IB_MR_TYPE_MEM_REG;
@@ -222,7 +216,7 @@ err1:
static void lookup_iova(struct rxe_mr *mr, u64 iova, int *m_out, int *n_out,
size_t *offset_out)
{
- size_t offset = iova - mr->iova + mr->offset;
+ size_t offset = iova - mr->ibmr.iova + mr->offset;
int map_index;
int buf_index;
u64 length;
@@ -605,7 +599,7 @@ int rxe_reg_fast_mr(struct rxe_qp *qp, struct rxe_send_wqe *wqe)
mr->access = access;
mr->lkey = key;
mr->rkey = (access & IB_ACCESS_REMOTE) ? key : 0;
- mr->iova = wqe->wr.wr.reg.mr->iova;
+ mr->ibmr.iova = wqe->wr.wr.reg.mr->iova;
mr->state = RXE_MR_STATE_VALID;
return 0;