Philip Yang
9d9fbceefb
mmap system call parameter vma->vm_start, vm_end is mmap virtual address start, end, vma->vm_pgoff is rdma buffer GPU address, which is used to find the sg_table dma_address. Handle multiple sg table nents case because sg->length is limited to max 2GB. Change-Id: I677dd6662ee58f0b5c93f8eef32b7009e1e890d8 Signed-off-by: Philip Yang <Philip.Yang@amd.com> Signed-off-by: Chris Freehill <cfreehil@amd.com>