summaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
authorAndrea Righi <righi.andrea@gmail.com>2018-12-10 16:12:57 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2019-12-05 09:20:25 +0100
commit24d992bcaa5ac8f2f28e62f54d8db504b24ed0c1 (patch)
tree57d6abedf51c26f444cf4712cdd73d2be904f2cc
parentab77c2c16da82e50f46a66699b9eceb78022d163 (diff)
downloadlinux-stable-24d992bcaa5ac8f2f28e62f54d8db504b24ed0c1.tar.gz
linux-stable-24d992bcaa5ac8f2f28e62f54d8db504b24ed0c1.tar.bz2
linux-stable-24d992bcaa5ac8f2f28e62f54d8db504b24ed0c1.zip
kprobes/x86/xen: blacklist non-attachable xen interrupt functions
[ Upstream commit bf9445a33ae6ac2f0822d2f1ce1365408387d568 ] Blacklist symbols in Xen probe-prohibited areas, so that user can see these prohibited symbols in debugfs. See also: a50480cb6d61. Signed-off-by: Andrea Righi <righi.andrea@gmail.com> Acked-by: Masami Hiramatsu <mhiramat@kernel.org> Signed-off-by: Boris Ostrovsky <boris.ostrovsky@oracle.com> Signed-off-by: Sasha Levin <sashal@kernel.org>
-rw-r--r--arch/x86/xen/xen-asm_64.S2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/x86/xen/xen-asm_64.S b/arch/x86/xen/xen-asm_64.S
index 3a6feed76dfc..a93d8a7cef26 100644
--- a/arch/x86/xen/xen-asm_64.S
+++ b/arch/x86/xen/xen-asm_64.S
@@ -12,6 +12,7 @@
#include <asm/segment.h>
#include <asm/asm-offsets.h>
#include <asm/thread_info.h>
+#include <asm/asm.h>
#include <xen/interface/xen.h>
@@ -24,6 +25,7 @@ ENTRY(xen_\name)
pop %r11
jmp \name
END(xen_\name)
+_ASM_NOKPROBE(xen_\name)
.endm
xen_pv_trap divide_error