diff --git a/libc/kernel/uapi/rdma/efa-abi.h b/libc/kernel/uapi/rdma/efa-abi.h
new file mode 100644
index 0000000..1445c9c
--- /dev/null
+++ b/libc/kernel/uapi/rdma/efa-abi.h
@@ -0,0 +1,88 @@
+/****************************************************************************
+ ****************************************************************************
+ ***
+ ***   This header was automatically generated from a Linux kernel header
+ ***   of the same name, to make information necessary for userspace to
+ ***   call into the kernel available to libc.  It contains only constants,
+ ***   structures, and macros generated from the original header, and thus,
+ ***   contains no copyrightable information.
+ ***
+ ***   To edit the content of this header, modify the corresponding
+ ***   source file (e.g. under external/kernel-headers/original/) then
+ ***   run bionic/libc/kernel/tools/update_all.py
+ ***
+ ***   Any manual change here will be lost the next time this script will
+ ***   be run. You've been warned!
+ ***
+ ****************************************************************************
+ ****************************************************************************/
+#ifndef EFA_ABI_USER_H
+#define EFA_ABI_USER_H
+#include <linux/types.h>
+#define EFA_UVERBS_ABI_VERSION 1
+enum efa_ibv_user_cmds_supp_udata {
+  EFA_USER_CMDS_SUPP_UDATA_QUERY_DEVICE = 1 << 0,
+  EFA_USER_CMDS_SUPP_UDATA_CREATE_AH = 1 << 1,
+};
+struct efa_ibv_alloc_ucontext_resp {
+  __u32 comp_mask;
+  __u32 cmds_supp_udata_mask;
+  __u16 sub_cqs_per_cq;
+  __u16 inline_buf_size;
+  __u32 max_llq_size;
+};
+struct efa_ibv_alloc_pd_resp {
+  __u32 comp_mask;
+  __u16 pdn;
+  __u8 reserved_30[2];
+};
+struct efa_ibv_create_cq {
+  __u32 comp_mask;
+  __u32 cq_entry_size;
+  __u16 num_sub_cqs;
+  __u8 reserved_50[6];
+};
+struct efa_ibv_create_cq_resp {
+  __u32 comp_mask;
+  __u8 reserved_20[4];
+  __aligned_u64 q_mmap_key;
+  __aligned_u64 q_mmap_size;
+  __u16 cq_idx;
+  __u8 reserved_d0[6];
+};
+enum {
+  EFA_QP_DRIVER_TYPE_SRD = 0,
+};
+struct efa_ibv_create_qp {
+  __u32 comp_mask;
+  __u32 rq_ring_size;
+  __u32 sq_ring_size;
+  __u32 driver_qp_type;
+};
+struct efa_ibv_create_qp_resp {
+  __u32 comp_mask;
+  __u32 rq_db_offset;
+  __u32 sq_db_offset;
+  __u32 llq_desc_offset;
+  __aligned_u64 rq_mmap_key;
+  __aligned_u64 rq_mmap_size;
+  __aligned_u64 rq_db_mmap_key;
+  __aligned_u64 sq_db_mmap_key;
+  __aligned_u64 llq_desc_mmap_key;
+  __u16 send_sub_cq_idx;
+  __u16 recv_sub_cq_idx;
+  __u8 reserved_1e0[4];
+};
+struct efa_ibv_create_ah_resp {
+  __u32 comp_mask;
+  __u16 efa_address_handle;
+  __u8 reserved_30[2];
+};
+struct efa_ibv_ex_query_device_resp {
+  __u32 comp_mask;
+  __u32 max_sq_wr;
+  __u32 max_rq_wr;
+  __u16 max_sq_sge;
+  __u16 max_rq_sge;
+};
+#endif