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Sync uapi/bpf.h to tools/include 

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>
hifive-unleashed-5.1
Mauricio Vasquez B 2018-10-18 15:16:36 +02:00 committed by Alexei Starovoitov
parent bd513cd08f
commit da4e1b15f6
1 changed files with 29 additions and 1 deletions
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30
tools/include/uapi/linux/bpf.h
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@ -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