These interrupt functions are already non-attachable by kprobes.
Blacklist them explicitly so that they can show up in
/sys/kernel/debug/kprobes/blacklist and tools like BCC can use this
additional information.
Signed-off-by: Andrea Righi <righi.and...@gmail.com>
---
arch/x86/entry/entry_64.S | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/arch/x86/entry/entry_64.S b/arch/x86/entry/entry_64.S
index ce25d84023c0..1f0efdb7b629 100644
--- a/arch/x86/entry/entry_64.S
+++ b/arch/x86/entry/entry_64.S
@@ -566,6 +566,7 @@ ENTRY(interrupt_entry)
ret
END(interrupt_entry)
+_ASM_NOKPROBE(interrupt_entry)
/* Interrupt entry/exit. */
@@ -766,6 +767,7 @@ native_irq_return_ldt:
jmp native_irq_return_iret
#endif
END(common_interrupt)
+_ASM_NOKPROBE(common_interrupt)
/*
* APIC interrupts.
@@ -780,6 +782,7 @@ ENTRY(\sym)
call \do_sym /* rdi points to pt_regs */
jmp ret_from_intr
END(\sym)
+_ASM_NOKPROBE(\sym)
.endm
/* Make sure APIC interrupt handlers end up in the irqentry section: */
@@ -960,6 +963,7 @@ ENTRY(\sym)
jmp error_exit
.endif
+_ASM_NOKPROBE(\sym)
END(\sym)
.endm
--
2.17.1
