powerpc/kprobes: Blacklist common exception handlers

Blacklist all the exception common/OOL handlers as the kernel stack is not yet setup, which means we can't take a trap at this point. Signed-off-by: Naveen N. Rao <naveen.n.rao@linux.vnet.ibm.com> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
mariux64 · Apr 23, 2017 · 9a914aa · 9a914aa
1 parent 7aa5b01
commit 9a914aa
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/arch/powerpc/include/asm/head-64.h b/arch/powerpc/include/asm/head-64.h
@@ -213,6 +213,7 @@ end_##sname:
 	USE_TEXT_SECTION();					\
 	.balign IFETCH_ALIGN_BYTES;				\
 	.global name;						\
+	_ASM_NOKPROBE_SYMBOL(name);				\
 	DEFINE_FIXED_SYMBOL(name);				\
 name: