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nvmf/rdma: pass iov_base to spdk_mem_map_translate

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We should be checking directly against the base of the iov when doing
memory map translations. The current behavior is to check against the
starting address of the buffer which is a close address, but not exactly
the same.

Change-Id: I7f65224a6836a814708438f2866d84ae22882216
Signed-off-by: Seth Howell <seth.howell@intel.com>
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/463893
Reviewed-by: Broadcom SPDK FC-NVMe CI <spdk-ci.pdl@broadcom.com>
Reviewed-by: <jiandong.zheng@broadcom.com>
Reviewed-by: Changpeng Liu <changpeng.liu@intel.com>
Reviewed-by: Darek Stojaczyk <dariusz.stojaczyk@intel.com>
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
This commit is contained in:
Seth Howell 2019-08-01 03:49:32 -07:00 committed by Darek Stojaczyk
parent 32e5d08393
commit 59a3afa0ff
1 changed files with 2 additions and 2 deletions
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4
lib/nvmf/rdma.c
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@ -1558,10 +1558,10 @@ nvmf_rdma_fill_buffers(struct spdk_nvmf_rdma_transport *rtransport,
if (!g_nvmf_hooks.get_rkey) {
wr->sg_list[i].lkey = ((struct ibv_mr *)spdk_mem_map_translate(device->map,
(uint64_t)rdma_req->buffers[iovcnt], &translation_len))->lkey;
(uint64_t)rdma_req->req.iov[iovcnt].iov_base, &translation_len))->lkey;
} else {
wr->sg_list[i].lkey = spdk_mem_map_translate(device->map,
(uint64_t)rdma_req->buffers[iovcnt], &translation_len);
(uint64_t)rdma_req->req.iov[iovcnt].iov_base, &translation_len);
}
remaining_length -= rdma_req->req.iov[iovcnt].iov_len;