]> git.proxmox.com Git - mirror_ubuntu-kernels.git/commitdiff
Sync uapi/bpf.h to tools/include
authorMauricio Vasquez B <mauricio.vasquez@polito.it>
Thu, 18 Oct 2018 13:16:36 +0000 (15:16 +0200)
committerAlexei Starovoitov <ast@kernel.org>
Fri, 19 Oct 2018 20:24:31 +0000 (13:24 -0700)
Sync both files.

Signed-off-by: Mauricio Vasquez B <mauricio.vasquez@polito.it>
Acked-by: Song Liu <songliubraving@fb.com>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
tools/include/uapi/linux/bpf.h

index 5e46f673278169c128caa5030701008b7d69ac92..a2fb333290dccf128ee607651e5df58ca4abb4ac 100644 (file)
@@ -103,6 +103,7 @@ enum bpf_cmd {
        BPF_BTF_LOAD,
        BPF_BTF_GET_FD_BY_ID,
        BPF_TASK_FD_QUERY,
+       BPF_MAP_LOOKUP_AND_DELETE_ELEM,
 };
 
 enum bpf_map_type {
@@ -128,6 +129,8 @@ enum bpf_map_type {
        BPF_MAP_TYPE_CGROUP_STORAGE,
        BPF_MAP_TYPE_REUSEPORT_SOCKARRAY,
        BPF_MAP_TYPE_PERCPU_CGROUP_STORAGE,
+       BPF_MAP_TYPE_QUEUE,
+       BPF_MAP_TYPE_STACK,
 };
 
 enum bpf_prog_type {
@@ -462,6 +465,28 @@ union bpf_attr {
  *     Return
  *             0 on success, or a negative error in case of failure.
  *
+ * int bpf_map_push_elem(struct bpf_map *map, const void *value, u64 flags)
+ *     Description
+ *             Push an element *value* in *map*. *flags* is one of:
+ *
+ *             **BPF_EXIST**
+ *             If the queue/stack is full, the oldest element is removed to
+ *             make room for this.
+ *     Return
+ *             0 on success, or a negative error in case of failure.
+ *
+ * int bpf_map_pop_elem(struct bpf_map *map, void *value)
+ *     Description
+ *             Pop an element from *map*.
+ * Return
+ *             0 on success, or a negative error in case of failure.
+ *
+ * int bpf_map_peek_elem(struct bpf_map *map, void *value)
+ *     Description
+ *             Get an element from *map* without removing it.
+ * Return
+ *             0 on success, or a negative error in case of failure.
+ *
  * int bpf_probe_read(void *dst, u32 size, const void *src)
  *     Description
  *             For tracing programs, safely attempt to read *size* bytes from
@@ -2303,7 +2328,10 @@ union bpf_attr {
        FN(skb_ancestor_cgroup_id),     \
        FN(sk_lookup_tcp),              \
        FN(sk_lookup_udp),              \
-       FN(sk_release),
+       FN(sk_release),                 \
+       FN(map_push_elem),              \
+       FN(map_pop_elem),               \
+       FN(map_peek_elem),
 
 /* integer value in 'imm' field of BPF_CALL instruction selects which helper
  * function eBPF program intends to call