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-rw-r--r--tools/include/uapi/linux/bpf.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/tools/include/uapi/linux/bpf.h b/tools/include/uapi/linux/bpf.h
index ec6d85a81744..c92648f38144 100644
--- a/tools/include/uapi/linux/bpf.h
+++ b/tools/include/uapi/linux/bpf.h
@@ -937,6 +937,7 @@ enum bpf_prog_type {
BPF_PROG_TYPE_EXT,
BPF_PROG_TYPE_LSM,
BPF_PROG_TYPE_SK_LOOKUP,
+ BPF_PROG_TYPE_SYSCALL, /* a program that can execute syscalls */
};
enum bpf_attach_type {
@@ -4735,6 +4736,12 @@ union bpf_attr {
* be zero-terminated except when **str_size** is 0.
*
* Or **-EBUSY** if the per-CPU memory copy buffer is busy.
+ *
+ * long bpf_sys_bpf(u32 cmd, void *attr, u32 attr_size)
+ * Description
+ * Execute bpf syscall with given arguments.
+ * Return
+ * A syscall result.
*/
#define __BPF_FUNC_MAPPER(FN) \
FN(unspec), \
@@ -4903,6 +4910,7 @@ union bpf_attr {
FN(check_mtu), \
FN(for_each_map_elem), \
FN(snprintf), \
+ FN(sys_bpf), \
/* */
/* integer value in 'imm' field of BPF_CALL instruction selects which helper