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Diffstat (limited to 'Documentation/bpf/kfuncs.rst')
| -rw-r--r-- | Documentation/bpf/kfuncs.rst | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/Documentation/bpf/kfuncs.rst b/Documentation/bpf/kfuncs.rst index 0d2647fb35..723408e399 100644 --- a/Documentation/bpf/kfuncs.rst +++ b/Documentation/bpf/kfuncs.rst @@ -37,16 +37,14 @@ prototype in a header for the wrapper kfunc. An example is given below:: /* Disables missing prototype warnings */ - __diag_push(); - __diag_ignore_all("-Wmissing-prototypes", - "Global kfuncs as their definitions will be in BTF"); + __bpf_kfunc_start_defs(); __bpf_kfunc struct task_struct *bpf_find_get_task_by_vpid(pid_t nr) { return find_get_task_by_vpid(nr); } - __diag_pop(); + __bpf_kfunc_end_defs(); A wrapper kfunc is often needed when we need to annotate parameters of the kfunc. Otherwise one may directly make the kfunc visible to the BPF program by |