diff options
| author | Tatyana Nikolova <Tatyana.E.Nikolova@intel.com> | 2014-03-11 14:20:17 -0500 |
|---|---|---|
| committer | Roland Dreier <roland@purestorage.com> | 2014-03-17 10:04:16 -0700 |
| commit | 43adff3979c8f887b364c887e447c443e2f835e8 (patch) | |
| tree | b073150635f0819714789c8d72dfe8dfffafc9ec /drivers/infiniband/hw/nes | |
| parent | 4ac79a70033cbb9b7fa2bb2f3770308359af8c12 (diff) | |
RDMA/nes: Fix for passing a valid QP pointer to the user space library
Signed-off-by: Tatyana Nikolova <tatyana.e.nikolova@intel.com>
Signed-off-by: Roland Dreier <roland@purestorage.com>
Diffstat (limited to 'drivers/infiniband/hw/nes')
| -rw-r--r-- | drivers/infiniband/hw/nes/nes_cm.c | 2 | ||||
| -rw-r--r-- | drivers/infiniband/hw/nes/nes_user.h | 5 | ||||
| -rw-r--r-- | drivers/infiniband/hw/nes/nes_verbs.c | 2 | ||||
| -rw-r--r-- | drivers/infiniband/hw/nes/nes_verbs.h | 1 |
4 files changed, 7 insertions, 3 deletions
diff --git a/drivers/infiniband/hw/nes/nes_cm.c b/drivers/infiniband/hw/nes/nes_cm.c index e852a3a42b9e..dfa9df484505 100644 --- a/drivers/infiniband/hw/nes/nes_cm.c +++ b/drivers/infiniband/hw/nes/nes_cm.c @@ -657,7 +657,7 @@ static void build_rdma0_msg(struct nes_cm_node *cm_node, struct nes_qp **nesqp_a struct nes_qp *nesqp = *nesqp_addr; struct nes_hw_qp_wqe *wqe = &nesqp->hwqp.sq_vbase[0]; - u64temp = (unsigned long)nesqp; + u64temp = (unsigned long)nesqp->nesuqp_addr; u64temp |= NES_SW_CONTEXT_ALIGN >> 1; set_wqe_64bit_value(wqe->wqe_words, NES_IWARP_SQ_WQE_COMP_CTX_LOW_IDX, u64temp); diff --git a/drivers/infiniband/hw/nes/nes_user.h b/drivers/infiniband/hw/nes/nes_user.h index 4926de744488..529c421bb15c 100644 --- a/drivers/infiniband/hw/nes/nes_user.h +++ b/drivers/infiniband/hw/nes/nes_user.h @@ -39,8 +39,8 @@ #include <linux/types.h> -#define NES_ABI_USERSPACE_VER 1 -#define NES_ABI_KERNEL_VER 1 +#define NES_ABI_USERSPACE_VER 2 +#define NES_ABI_KERNEL_VER 2 /* * Make sure that all structs defined in this file remain laid out so @@ -78,6 +78,7 @@ struct nes_create_cq_req { struct nes_create_qp_req { __u64 user_wqe_buffers; + __u64 user_qp_buffer; }; enum iwnes_memreg_type { diff --git a/drivers/infiniband/hw/nes/nes_verbs.c b/drivers/infiniband/hw/nes/nes_verbs.c index 8308e3634767..797d8876d948 100644 --- a/drivers/infiniband/hw/nes/nes_verbs.c +++ b/drivers/infiniband/hw/nes/nes_verbs.c @@ -1191,6 +1191,8 @@ static struct ib_qp *nes_create_qp(struct ib_pd *ibpd, if (req.user_wqe_buffers) { virt_wqs = 1; } + if (req.user_qp_buffer) + nesqp->nesuqp_addr = req.user_qp_buffer; if ((ibpd->uobject) && (ibpd->uobject->context)) { nesqp->user_mode = 1; nes_ucontext = to_nesucontext(ibpd->uobject->context); diff --git a/drivers/infiniband/hw/nes/nes_verbs.h b/drivers/infiniband/hw/nes/nes_verbs.h index 0eff7c44d76b..309b31c31ae1 100644 --- a/drivers/infiniband/hw/nes/nes_verbs.h +++ b/drivers/infiniband/hw/nes/nes_verbs.h @@ -184,5 +184,6 @@ struct nes_qp { u8 pau_busy; u8 pau_pending; u8 pau_state; + __u64 nesuqp_addr; }; #endif /* NES_VERBS_H */ |