Messages in this thread Patch in this message | ![/](/images/icornerl.gif) | | From | Masami Hiramatsu <> | Subject | [PATCH v2 2/3] x86/kprobes: Show x86-64 specific blacklisted symbols correctly | Date | Mon, 17 Dec 2018 17:21:24 +0900 |
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Show x86-64 specific blacklisted symbols in debugfs. Since x86-64 prohibits probing on symbols which are in entry text, those should be shown.
Signed-off-by: Masami Hiramatsu <mhiramat@kernel.org> --- arch/x86/kernel/kprobes/core.c | 6 ++++++ 1 file changed, 6 insertions(+)
diff --git a/arch/x86/kernel/kprobes/core.c b/arch/x86/kernel/kprobes/core.c index 308bf103cc73..2a291fcb6443 100644 --- a/arch/x86/kernel/kprobes/core.c +++ b/arch/x86/kernel/kprobes/core.c @@ -1034,6 +1034,12 @@ bool arch_within_kprobe_blacklist(unsigned long addr) addr < (unsigned long)__entry_text_end); } +int __init arch_populate_kprobe_blacklist(void) +{ + return kprobe_add_area_blacklist((unsigned long)__entry_text_start, + (unsigned long)__entry_text_end); +} + int __init arch_init_kprobes(void) { return 0;
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