| Message ID | 20190116162931.1542429-10-songliubraving@fb.com |
|---|---|
| State | Changes Requested |
| Delegated to: | BPF Maintainers |
| Headers | show |
| Series | reveal invisible bpf programs | expand |
On Wed, Jan 16, 2019 at 08:29:31AM -0800, Song Liu wrote: > With this patch, /proc/kallsyms will show BPF programs as > > <addr> t bpf_prog_<tag>_<name> [bpf] > > Signed-off-by: Song Liu <songliubraving@fb.com> Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org> > --- > kernel/kallsyms.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/kernel/kallsyms.c b/kernel/kallsyms.c > index f3a04994e063..14934afa9e68 100644 > --- a/kernel/kallsyms.c > +++ b/kernel/kallsyms.c > @@ -494,7 +494,7 @@ static int get_ksymbol_ftrace_mod(struct kallsym_iter *iter) > > static int get_ksymbol_bpf(struct kallsym_iter *iter) > { > - iter->module_name[0] = '\0'; > + strlcpy(iter->module_name, "bpf", MODULE_NAME_LEN); > iter->exported = 0; > return bpf_get_kallsym(iter->pos - iter->pos_ftrace_mod_end, > &iter->value, &iter->type, > -- > 2.17.1 >
diff --git a/kernel/kallsyms.c b/kernel/kallsyms.c index f3a04994e063..14934afa9e68 100644 --- a/kernel/kallsyms.c +++ b/kernel/kallsyms.c @@ -494,7 +494,7 @@ static int get_ksymbol_ftrace_mod(struct kallsym_iter *iter) static int get_ksymbol_bpf(struct kallsym_iter *iter) { - iter->module_name[0] = '\0'; + strlcpy(iter->module_name, "bpf", MODULE_NAME_LEN); iter->exported = 0; return bpf_get_kallsym(iter->pos - iter->pos_ftrace_mod_end, &iter->value, &iter->type,
With this patch, /proc/kallsyms will show BPF programs as <addr> t bpf_prog_<tag>_<name> [bpf] Signed-off-by: Song Liu <songliubraving@fb.com> --- kernel/kallsyms.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)