Re: [PATCH bpf-next] bpf: Simplify expression for identify bpf mem type
From: Alexei Starovoitov <hidden>
Date: 2021-03-17 19:52:28
Also in:
bpf, linux-api, lkml
On Wed, Mar 17, 2021 at 5:52 AM Jianlin Lv [off-list ref] wrote:
quoted hunk ↗ jump to hunk
return BPF_CLASS(meta->insn.code);diff --git a/include/uapi/linux/bpf.h b/include/uapi/linux/bpf.h index 2d3036e292a9..5d77675e7112 100644 --- a/include/uapi/linux/bpf.h +++ b/include/uapi/linux/bpf.h@@ -21,6 +21,7 @@ #define BPF_DW 0x18 /* double word (64-bit) */ #define BPF_ATOMIC 0xc0 /* atomic memory ops - op type in immediate */ #define BPF_XADD 0xc0 /* exclusive add - legacy name */ +#define BPF_SIZE_MASK 0x18 /* mask of size modifier */
Pls don't add kernel internal defines to uapi.