diff options
Diffstat (limited to 'kernel/kallsyms.c')
| -rw-r--r-- | kernel/kallsyms.c | 25 |
1 files changed, 11 insertions, 14 deletions
diff --git a/kernel/kallsyms.c b/kernel/kallsyms.c index a23e21ada81b..aa31aa07f2ef 100644 --- a/kernel/kallsyms.c +++ b/kernel/kallsyms.c @@ -506,27 +506,24 @@ static void reset_iter(struct kallsym_iter *iter, loff_t new_pos) } } +/* + * The end position (last + 1) of each additional kallsyms section is recorded + * in iter->pos_..._end as each section is added, and so can be used to + * determine which get_ksymbol_...() function to call next. + */ static int update_iter_mod(struct kallsym_iter *iter, loff_t pos) { iter->pos = pos; - if (iter->pos_ftrace_mod_end > 0 && - iter->pos_ftrace_mod_end < iter->pos) - return get_ksymbol_bpf(iter); - - if (iter->pos_mod_end > 0 && - iter->pos_mod_end < iter->pos) { - if (!get_ksymbol_ftrace_mod(iter)) - return get_ksymbol_bpf(iter); + if ((!iter->pos_mod_end || iter->pos_mod_end > pos) && + get_ksymbol_mod(iter)) return 1; - } - if (!get_ksymbol_mod(iter)) { - if (!get_ksymbol_ftrace_mod(iter)) - return get_ksymbol_bpf(iter); - } + if ((!iter->pos_ftrace_mod_end || iter->pos_ftrace_mod_end > pos) && + get_ksymbol_ftrace_mod(iter)) + return 1; - return 1; + return get_ksymbol_bpf(iter); } /* Returns false if pos at or past end of file. */ |