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RDMA/nes: Fix for passing a valid QP pointer to the user space library

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Signed-off-by: Tatyana Nikolova <tatyana.e.nikolova@intel.com>
Signed-off-by: Roland Dreier <roland@purestorage.com>
This commit is contained in:
Tatyana Nikolova 2014-03-11 14:20:17 -05:00 committed by Roland Dreier
parent 4ac79a7003
commit 43adff3979
4 changed files with 7 additions and 3 deletions
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2
drivers/infiniband/hw/nes/nes_cm.c
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@ -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);

5
drivers/infiniband/hw/nes/nes_user.h
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@ -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 {

2
drivers/infiniband/hw/nes/nes_verbs.c
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@ -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);

1
drivers/infiniband/hw/nes/nes_verbs.h
View File

@ -184,5 +184,6 @@ struct nes_qp {
u8 pau_busy;
u8 pau_pending;
u8 pau_state;
__u64 nesuqp_addr;
};
#endif /* NES_VERBS_H */