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RDMA/erdma: Add disassociate ucontext support

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All IO pages mapped to user space are handled by rdma_user_mmap_io,
so add empty stub for disassociate ucontext.

Signed-off-by: Cheng Xu <chengyou@linux.alibaba.com>
Link: https://patch.msgid.link/20240902112920.58749-3-chengyou@linux.alibaba.com
Signed-off-by: Leon Romanovsky <leon@kernel.org>
This commit is contained in:
Cheng Xu 2024-09-02 19:29:19 +08:00 • committed by Leon Romanovsky
parent b24506f1c3
commit b80330f105
3 changed files with 6 additions and 0 deletions
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1
drivers/infiniband/hw/erdma/erdma_main.c
View file

@ -490,6 +490,7 @@ static const struct ib_device_ops erdma_device_ops = {
.dereg_mr = erdma_dereg_mr,
.destroy_cq = erdma_destroy_cq,
.destroy_qp = erdma_destroy_qp,
.disassociate_ucontext = erdma_disassociate_ucontext,
.get_dma_mr = erdma_get_dma_mr,
.get_hw_stats = erdma_get_hw_stats,
.get_port_immutable = erdma_get_port_immutable,

4
drivers/infiniband/hw/erdma/erdma_verbs.c
View file

@ -1701,6 +1701,10 @@ err_out_xa:
return ret;
}
void erdma_disassociate_ucontext(struct ib_ucontext *ibcontext)
{
}
void erdma_set_mtu(struct erdma_dev *dev, u32 mtu)
{
struct erdma_cmdq_config_mtu_req req;

1
drivers/infiniband/hw/erdma/erdma_verbs.h
View file

@ -344,6 +344,7 @@ int erdma_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr, int mask,
struct ib_udata *data);
int erdma_destroy_qp(struct ib_qp *ibqp, struct ib_udata *udata);
int erdma_destroy_cq(struct ib_cq *ibcq, struct ib_udata *udata);
void erdma_disassociate_ucontext(struct ib_ucontext *ibcontext);
int erdma_req_notify_cq(struct ib_cq *ibcq, enum ib_cq_notify_flags flags);
struct ib_mr *erdma_reg_user_mr(struct ib_pd *ibpd, u64 start, u64 len,
u64 virt, int access, struct ib_udata *udata);