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| author |   Peter Zijlstra <peterz@infradead.org> | 2021-10-07 00:40:17 +0200 |
|---|---|---|
| committer | Peter Zijlstra <peterz@infradead.org> | 2021-10-07 00:40:17 +0200 |
| commit | b08cadbd3b8721db738d9a00ef3ce3ed667e6d9c (patch) | |
| tree | 1b44ef760764ea19f82fd80088135d23ab565d2d /include/linux/bpf.h | |
| parent | objtool: Support pv_opsindirect calls for noinstr (diff) | |
| parent | objtool: Remove redundant 'len' field from struct section (diff) | |
| download | linux-dev-b08cadbd3b8721db738d9a00ef3ce3ed667e6d9c.tar.xz linux-dev-b08cadbd3b8721db738d9a00ef3ce3ed667e6d9c.zip | |
Merge branch 'objtool/urgent'
Fixup conflicts.
# Conflicts:
# tools/objtool/check.c
Diffstat (limited to 'include/linux/bpf.h')
| -rw-r--r-- | include/linux/bpf.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/include/linux/bpf.h b/include/linux/bpf.h index f4c16f19f83e..020a7d5bf470 100644 --- a/include/linux/bpf.h +++ b/include/linux/bpf.h @@ -578,11 +578,12 @@ struct btf_func_model { * programs only. Should not be used with normal calls and indirect calls. */ #define BPF_TRAMP_F_SKIP_FRAME BIT(2) - /* Store IP address of the caller on the trampoline stack, * so it's available for trampoline's programs. */ #define BPF_TRAMP_F_IP_ARG BIT(3) +/* Return the return value of fentry prog. Only used by bpf_struct_ops. */ +#define BPF_TRAMP_F_RET_FENTRY_RET BIT(4) /* Each call __bpf_prog_enter + call bpf_func + call __bpf_prog_exit is ~50 * bytes on x86. Pick a number to fit into BPF_IMAGE_SIZE / 2 |