tools/bpf: sync bpf uapi header bpf.h to tools directory
The bpf uapi header include/uapi/linux/bpf.h is sync'ed to tools/include/uapi/linux/bpf.h. Acked-by: Andrii Nakryiko <andriin@fb.com> Signed-off-by: Yonghong Song <yhs@fb.com> Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
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@ -2672,6 +2672,20 @@ union bpf_attr {
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* 0 on success.
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*
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* **-ENOENT** if the bpf-local-storage cannot be found.
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*
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* int bpf_send_signal(u32 sig)
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* Description
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* Send signal *sig* to the current task.
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* Return
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* 0 on success or successfully queued.
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*
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* **-EBUSY** if work queue under nmi is full.
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*
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* **-EINVAL** if *sig* is invalid.
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*
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* **-EPERM** if no permission to send the *sig*.
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*
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* **-EAGAIN** if bpf program can try again.
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*/
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#define __BPF_FUNC_MAPPER(FN) \
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FN(unspec), \
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@ -2782,7 +2796,8 @@ union bpf_attr {
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FN(strtol), \
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FN(strtoul), \
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FN(sk_storage_get), \
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FN(sk_storage_delete),
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FN(sk_storage_delete), \
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FN(send_signal),
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/* integer value in 'imm' field of BPF_CALL instruction selects which helper
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* function eBPF program intends to call
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